With so many mobile app development companies in the market, it is difficult to pick the right one. As mobile applications offer immense opportunities to business, it is important to consider all the dimensions while developing a mobile application.
Mobile app development is not only about cost. So instead of calculating rough estimates, it will be better if you submit your app proposal to a mobile app development companies to have a better sense of your project. Time and commitment are the other factors that you should consider when you hire a mobile app development company.
As the competition in the mobile app industry is high, you must hire professional mobile app developers for the best outcomes. The right tech partner will not only help you in developing a future-ready app but will also help you with deployment and post-maintenance activities.
Mobile App Development Companies for Comprehensive Mobile Solutions
Choosing the right development company for your next big project is a difficult task with so many options available out there. We aim to make things easier for you by offering a list of top mobile app development companies in the UK.
As the UK is considered as a “powerhouse” of the global mobile app development market, there are hundreds of mobile app development companies in the UK that guarantee to be the best.
Top App Mobile Developers for Your Next Project
Top developers are here to cater to the requirement of searching for the top mobile app development companies for your next dream project. We have curated a list of top mobile app developers in the UK that offers quality-assured and result-oriented mobile app solutions for businesses of all sizes and types.
List of Best Mobile App Development Companies in the UK
If you are searching for some of the best mobile app development companies in the UK that offer top-notch mobile app development companies services.
ROCKETECH is a Singapore-based mobile app development company that specializes in analytics-driven software and website development. Our team has released 100+ products for 70+ startups and enterprises as IT consults.
Services provided by ROCKETECH :
Software, Web and Mobile Development.
Key Clients: Unilever, Vodafone, Walmart, @mail, McKinsey&Company, HAYS, TinkoffBank, Sberbank
|Singapore, USA, Russia, Ukraine, UK,||email@example.com||Founded: 2015|
|$25 - $49 / hr||+6531593765||50|
Empowered by 12+ years of experience in the field of IT, CIS has the right expertise to help you with all your technology needs.
We have consistently delivered optimal solutions for our wide-ranging global client base.
CIS has established itself as a leading name in providing exceptional technology solutions and services that always adhere to globally recognized standards and latest technology trends.
Services provided by Cyber Infrastructure:
Mobile App & Web Development, Custom Software Development, Enterprise Mobility & Big Data, BI Analytics & RPA, Digital Experience Solutions, Business Process Management and Cloud Solution & Testing Automation
British Telecome Bell Canada Mannatech and many more
|San Francisco, CA , UAEfirstname.lastname@example.org||Founded: 2003|
|$25 - $49 / hr||+1.408-442-8018||250 –999|
Chetu is a UK-based mobile app development company that provides businesses worldwide with custom technology solutions.
As an application development company with over 1,500 skilled software developers, Chetu combines technological expertise, specific domain experience, and passion for excellence to deliver enterprise-grade solutions.
Services provided by Chetu:
Chetu is a true and seamless backend technology partner, helping businesses accelerate the development of desktop, mobile & web-based apps with on-demand developers that focus on moving businesses forward.
Key clients: Foot Locker, IGT, Johnson & Johnson, Brookstone, Visa, Live Nation, Siemens, Petco, Memorial Healthcare Systems
|USA, Netherland, UKemail@example.com|
|Founded: 2000||Depends on project scope||+1 (954) 342-5676|
Fueled was founded in the year 2008 and can now be stated as the top mobile app development company owing to its ground setting capabilities and highly experienced developers. The team working at fueled considers themselves as the profound believers in the data-driven, agile and analytics-driven techniques. They just dive into the client requirements and make all the best ways out to meet the requirements of their users by all means.
Services provided by Fueled:
The core services at Fueled are encompassed of mobile app designing and development. They adopt all the best and possible measures to meet the client requirements and chart all the best provisions for taking the businesses at new and admirable heights.
Key clients: Crunchbase, Verizon, Harvard, QuizUp, Rite Aid, Barneys, Afterlight, Sunnycomb, Summit Series, Happify, Matador and more…
|Dubai, United state||100 – firstname.lastname@example.org|
|Founded: 2008||$150-$199 / hr||+1-800-962-4587|
The organization is a prominent name in building Fluid Apps.
It is Affordable & Rapid Web & Mobile App Design & Mobile App Development companies and is imbibed with specialized Consultation and Dedicated Guidance.
It engineers dynamic” IT Service Solutions that aid in energizing Individuals, Startups, SMEs and Enterprises to transform all into Million Dollar Companies to attain impressive business values. Companies
Services Provided by Fluper : Services provided by Fluper Web App Designing, Mobile App Designing, Web App Development, Mobile App Development, E-Commerce App Development, CMS Development, ERP Apps Development, Android App Development, iPhone App Developers, PHP Development, .Net Development, Java Development.
Key Clients : Key Clients: head out, busuu, DODuae, feedly, Beetalk, EZER, Classting, ixigo and many more
|Philadelphia, PA; Atlanta, GA; Boston, MA; Seattle, WAemail@example.com||Founded: 2009|
|$100 - $149 / hr||+1-800-490-1476||35|
Exyte is a team of mobile, blockhain and AR/VR development experts that enjoy taking on challenging projects and staying on the cutting edge of technology.
Client that choose Exyte tend to stay, thanks both to the team’s competence and the style of communication.
The friendly, transparent and frank dialog helps build trust, speed up development and make sure the project benefits from the team’s expertise and suggestions.
Services provided by Exyte :
Exyte can help develop and improve solutions in the following areas: native and cross-platform iOS and Android development, Ethereum-based blockchain products, distributed applications, custom DLTs, augmented reality applications with ARCore for Android and ARKit for iOS, free-roam local multiplayer VR games in Unity.
Intellectsoft was established in the year 2007 and is known for delivering top-notch mobile app solutions. It is highly recognized as remarkable custom software and best mobile app development companies worldwide. Shedding some light on its location, it has an office located in Silicon Valley, Minsk, London, and Oslo. The company is highly embraced by the clients on the grounds of transparency, quality, and experience. It has to have a track record of delivering scalable and competent product in the entire industrial niche and is known for taking endeavours for highly challenging developments.
Services provided by Intellectsoft:
Services that are delivered by Intellectsoft are Enterprise-Focused and flexible. They infuse agile development fundamentals into its app development criteria’s in order to engineer quality products for the client. Till date, the company is enjoying with its 300+ successfully delivered projects worldwide.
Key clients: Universal Pictures, Harley-Davidson, Jaguar, Audi, Land Rover, Hoosbaa and more…
|United States, India ,Norway,Ukraine||100 – firstname.lastname@example.org|
|Founded: 2007||$50 - $99 / hr||+1 (855) 300 4335|
Endive Software, leading IT Company is known for delivering top-notch and quality services in the mobile application development industry. With our large team of web and mobile app developers, UI/UX designers, we are delivering excellent solutions to the customers across the worldwide.
Endive Software, founded in 2008, headquartered in India and has the worldwide branches in the USA, UK, Australia, Canada, and Europe. We are counted in the top mobile app development companies in the global and recognized for our expertise and proficiency across the globe.
Services Provided by Endive Software: Endive Software has an expertise in the development such as mobile app development companies, android app development, iPhone app development, iOS app development, web development, flutter app development, cross-platform app development, react native app development, Magento development, Magento 2 migration, PHP development, web application development, internet of things, blockchain app development, cloud IT solutions, CMS development, enterprise mobility solutions and more.
Key Clients: JK Lakshmi, Ford, Cadbury, Johnson & Johnson, BOSS, Dishpal, Nibora, POD Luxury, Carsome, Genius, Upfront, Mahindra
|USA| Indiaemail@example.com||Founded: 2008|
|$25 - $50/ hr||+1-(312)-994-2430||50-100|
9. Innofied Solution
Innofied Solution is an Award-Winning mobile app and web development company having 4 offices in California, Australia & India. With 100+ team members, we’ve been creating impactful products for hundreds of Business Owners . We develop apps that are embraced by millions, and helped businesses to earn great revenues.
Services provided by Innofied: iPhone App Development, iPad App Development, iPhone App Developers, Android App Development, Cross-Platform App Development, Web App Development, Games App Development, UI/UX Design Services, Startup App Development, Mobile App Development companies, On-Demand Mobile App Development, E-commerce App Development
Lixil, VSP Global, Lafarge India, Jan Marini, Cordial, Max International, IMD Business School, GreenPly, ARC (American Reprographics Company), Viapool
|India | USAfirstname.lastname@example.org||Founded: 2012|
|$25 - $49 / hr||+1 866 941 5117, +44 744 867 9192||50 – 249|
Miquido excels at building data-driven apps and web services. We have delivered 100+ digital products for music & video streaming, m-commerce, FinTech, and other industries. Miquido is 2018 Android Certified Agency, covered by Time & Forbes, named Top 2018 iPhone App Development Company in the UK and is a leading company in delivering top-notch products.
Services provided by Miquido
Software Development, Quality Assurance, UX/UI Wireframing, and Product Design, Research and Development, Project Audits and Refinements
Key Clients: Abbey Road Studios, HelloFresh, Herbalife, Nestle, Skyscanner, TUI, Santander and others.
|Kraków, Polandemail@example.com||Founded: 2011|
|$50 - $99 / hr||+48 536 083 559||50 – 249|
11. ARKA Softwares
ARKA Softwares is an empowered custom software development company, that proffers the best mobile app and web development services across the globe.
Our technology experts focus on delivering standardized IT solutions that attained to high-performance standards.
We are working with around 250+ clients and produce excelled custom software development services.
Services provided by ARKA Softwares
They provide versatile services in the niche of Web app development, Mobile app development, eCommerce development, Digital marketing, CRM solutions, Microsoft development, etc.
Key Clients: DMS Designs, Benvenuto, Mapha, MYSTAR11, Quantways SARL, AgileKoding, Telecoms Consortium Ltd etc
|United Kingdomfirstname.lastname@example.org||Founded: 2010|
|< $25 / hr||+44 20 3290 1652||50 – 249|
Ekreative delivers high-quality apps, sites and online systems globally.
Services provided range from R&D partner for enterprise clients to development partner for digital design agencies, to integral product design partner for post-seed start-ups and much more.
For over 15 years we’ve helped our clients increase efficiency and grow their businesses by implementing custom digital solutions that directly address their most pressing challenges.
With our main development centre in Eastern Europe and satellite offices in the US, Germany and the UK, we’re perfectly positioned to access a deep talent pool.
The experienced app developers team we’ve assembled includes specialists in a wide range of programming languages and technologies as well as in design, UX, QA, project management, SEO and more.
Services Provided by Ekreative : Mobile app development, android app development, iPhone app development, iOS app development, web development, IoT, from wearables to digital assistants and VR and AR to smart home technology, the range of devices we’ve developed for gives us confidence taking on a wide range of project types and more.
Key Clients: Kidslox, Greg Boyd, Air Translator, All Swapp, Orascoptic, CorVigil, DTX, MoNeedTaxi
|<$35 - $50/ hr||+1(214) 329 9849||150|
13. AppClues Studio
AppClues Studio is a one of the top rated Mobile App Development Companies in USA.
We provide all types of Customized Mobile App Services including iOS, Android, iBeacon, Native Apps etc. Our services also include UI/UX Designing, Customer Acquisitions, Branding, Lifecycle Management etc.
We develop creative and customer-centric mobile apps to give your users and customers a ceaseless friendly experience.
Our proficient developers and passionate designers turn you unfashioned ideas into user-satisfying products. Without limiting ourselves, we match your energy and serve worldwide.
Services Provided by AppClues Studio :
- MOBILE APP DEVELOPMENT
- UX/UI DESIGN
- IOS APP DEVELOPMENT
- ANDROID APP DEVELOPMENT
- NATIVE APP DEVELOPMENT
- HYBRID APP DEVELOPMENT
- M-COMMERCE DEVELOPMENT
Key Clients : Gigi, Xristos, Jahed
|USA & UKemail@example.com||Founded:2014|
|<: $15 - $40/ hr||+1-978-309-9910||51-200|
14.Octal IT Solution
Octal IT Solution is a leading web and mobile app development company offering a wide range of customized IT solutions across the globe.
With 150+ skilled professionals of different technology streams, including web and mobile app, AR, VR, wearable’s, IoT, cloud, AI, and software development, Octal has delivered 1100+ mobile and web apps for 700+ clients.
The company has awarded by various B2B review and rating platforms as one of the top 10 mobile app development firms.
Services Provided by Octal IT Solution : Android App Development , iOS App Development, Website Development , AR App Development, VR App Development, IoT App Development, Wearable App Development, Software Development
Key Clients: Baritastic , Pro90D , StormPins ,Browzerzios
|USA, UK, India, Singaporefirstname.lastname@example.org||Founded: 2004|
|< $25 / hr||+1-817-717-1793||100-150|
We develop astonishing web and mobile applications using the modern day frameworks and technologies which are focused on building quick-to-market, scalable and fault-tolerant applications. We deliver Proof of concept, MVP and long term Technology partnership for existing business. Our main goal is to develop a project which will reflect your idea and and will help you generate impressive revenues.
Services provided by SteelKiwi
Business analysis, UX strategy and functional requirements creation,UI design, product identity,Mobile (iOS and Android) development and Bespoke web development.
Key Clients: Waterfall, git, JIRA, Confluence, TDD, GSuite, invision, slack, Pandadoc, New Relic, Docker, Axure and many more.
|Odessa, Ukraineemail@example.com||Founded: 2011|
|$50 - $99 / hr||+1 415 499 8696||50 – 249|
RipenApps is the Leading Mobile App Development & Consultation Agency that deliver enormous value to the customers who are willing to go digital with their business on the most used and approachable platform, i.e. mobile via catering the best suite of mobile app development services- Android, iPhone, Hybrid, Web Apps, IoT, Beacon, Wearables, etc., RipenApps possess a talented & experienced team of App Developers, UI/UX Designers, and Quality Analysts who are master at their place & servers for the entire level of businesses. This zeal and dedication have made RipenApps capable and currently in a concise span of a time interval that our Brand "RipenApps Technologies" has added so many success feathers in its cap via developing a vast count 270+ of featured & chartbuster apps, which are, experiencing gigantic counts of downloads and has raised 97M+ USD funds from investors.
Services Provided by RipenApps :
Mobile app development- iOS app development, Android app development, Cross-platform app development.
Key Clients: DELL Inc., ADOBE, Jana Marines, XOC, YOVO, Clazma, Newlight
|India, USA, Australia, Canada, UAE, Germany, Singapore, Malaysiafirstname.lastname@example.org||Founded: 2017|
|< $25/hr||+1 (909) 545-6726||120+|
Softeq is a prominent all-in-one app development solution provider that produces high end and feature rich mobile applications as per the business requirements. Our team of professionals and engineers are equipped with the profound knowledge on the grounds of knowledge and app development. Softeq is being awarded with silver medal in “151-300 Employees” category of the Best IT Companies Awards 2013.
Services Provided by Softeq:
Core Its comprehended services are inclusive of developing a mobile application based on iOS, Android, Windows, native, hybrid, Xamarin development, and cross-platform development.
Microsoft, Walt Disney Parks, and Resorts, NVIDIA, Intel, Nike, Epson, Verizon and more…
|United States, Indiaemail@example.com||Founded: 1997|
|$25 – $49/hr||+1-281.552.5000||99 – 299|
18. Momentum Design Lab
Momentum is an award-winning SF, NYC, CDMX, & LON based user experience design & development agency serving startups to the Fortune 500. They aid Start-up and software digital agencies with innovative products, process transformation, and delivers top-notch personalized and branded customer experience.
Services provided by Momentum Design Lab
Our core areas of services are research, strategy, content, UX design, Development and many more.
Fiserv, Intuit, EMC, Walmart, Live Nation, Deloitte, VMware, Adobe, Anthem, Verizon, Intel, SAP, DBS Ban and many more.
|San Mateo, CAfirstname.lastname@example.org||Founded: 2002|
|$150 - $199 / hr||+1.650.452.6290||10+|
What Is the App Development Cost in the UK?
Multiple factors affect the development cost of a mobile application. More than 75% of mobile applications take more than 3 months for development, and around 25% of mobile applications take over 6 months for development. Due to the time and complexity of features, it is difficult to calculate the exact cost of mobile app development companies. In general, the development cost in the UK is between £10,000-£40,000. This cost can rise to £100,000 and into millions if the app is more complex. The way of developing, platform and design, functionality, and time and alterations during the development, all these factors affect the development cost. The more complex app you are building, the more will be the development cost.
How to Choose App Developers in the UK?
If you are planning to develop a mobile application for your business, the most important thing that you need to consider is hiring professional mobile app developers that can cater to your business needs. As there are thousands of mobile app developers in the market, it is difficult to choose the one which is perfect for your business. If you have a long list of developers, the next thing that you need to consider is to shortlist the best developers for your project. Here are some factors that you must consider to filter out the best mobile app development companies in the UK, for your business.
- Company Portfolio
Before hiring a mobile app development company, the first thing that you need to do is go through their portfolio. Check the details about the products that they have already developed in past and also explore the online reputation of the company.
- App Idea and Data Security
One of the biggest issues is the security of app ideas and data. Due to poor security measures, the app idea gets leaked out and poor replicas are launched in the market before the original app. So, make sure that the company you are hiring signs a non-disclosure agreement to keep the app idea safe.
- Customer Review and Feedback
The best way to filter out ace mobile app development companies is to explore the rating and reviews from their past clients. This will help you to know about the behavior and pros & cons of hiring the development company.
What Are the Top Mobile App Development Languages in the UK?
Mobile applications are considered as the best option to either build a business from scratch or to increase the sales of a well-settled business in this digital age. Studies also revealed that businesses that have mobile applications have better user engagement and generate bigger revenues. To bring your next big idea into reality, all you need is a robust mobile programming language that is scalable, futuristic, and easy to learn. A good programming language not only makes the development process easy but also offers high development performance. There are dozens of programming languages for developing mobile applications. At a minimum, if you have to proceed through only 30 programming languages to choose the one which is perfect for you, you would probably spend days just researching about them. To save you from this trouble, here is a list of some of the top programming languages.
Best programming languages for Native Android App Development:
Best Programming Language for Native iOS App Development:
Best Programming Language for Cross-Platform App Development:
- React Native
How Vast Is the App Developer Market in the UK?
The demand for UK mobile app developers is increasing as more and more small as well as medium-sized businesses are inclining mobile app development companies services for their organizations. Having a social media account on Facebook or Instagram and a mobile-friendly website is one thing, but building a customized mobile application to offer your products and services to the customers on the go, is like tapping into a whole new market to take your business to the next level. If you want to grab a slice of the market with your business, you need to work with the best mobile app developers in the UK. As per reports from Statista, around 51% of customers access mobile applications up to ten times in a day and 16% interact with apps up to times at night. On the other hand, comScore revealed that 70% of the consumers between the age of 18-39 use mobile devices to gather information before making a purchase. These figures show that both small and medium-sized businesses should leverage the benefits of mobile applications for their businesses.
What is the development cost of a mobile application in the UK?
Globally, the price tag of developing an iOS mobile application is around $28,000, $23,000 for Android, and $18,000 for a Windows Phone. The UK is considered as the techno hub of mobile app developers; thus, the cost of app development in the UK is close to the global average. The average cost of developing a single platform application is around £38,000, whereas the cost for cross-platform application development is around £42,000. This is not the exact cost for developing a mobile application from scratch as various factors affect the development cost of a mobile application. The reason why the development cost in the UK is particularly high in quality. Not only the best developers from all around the world are found, but many US firms also have their offices in the UK.
How to Choose an App Development Company for your Project in UK?
Choosing a mobile app development company for your business is not like a cakewalk. From the initial stage to deployment, there are various factors that you need to consider for developing a mobile application. Picking up the correct agency will not only help you to connect with a wider audience but will also help you in achieving your business goals. So here are a few tips that can help you in choosing the right agency for your business.
Understand Your Business Requirements
Before choosing an agency, perform thorough market research to understand your business requirements. A mobile app development agency that believes in building a mobile application for your business just because you need one isn’t worth talking to. Working with such companies will lead you to the barebone mobile application that meets your minimum requirements.
Review Their Team and Previous Work
developing a mobile application is not an easy task as it requires technical expertise and specialist skill to understand the requirement of mobile app development. So, the very first thing that you need to do is Explore the portfolio of their previous projects. Ensure that the company you’re choosing has a proven track record with that platform on which you are working.
It is impossible to calculate the exact cost of developing a mobile application as various factors affect the development cost. When it is about developing an application, cheaper is not always good. A certified mobile application development companies Always offers a unique quote that contains the complete details of pricing.
Know Their Development Process
Whether you want to develop a customer or enterprise application, there are various factors that you need to consider. So, it is important to carefully focus on the approach that the development agency will follow. Ask them about the development process they follow and the reason behind this.
What are Different Types of Top Mobile App Development Companies?
Mobile app development companies is the latest trend in the market, and there are hundreds of companies that promise to deliver the best mobile app solutions for every business need. But since there are so many mobile app development companies in the market, it is hard to decide which one is best. Most of the clients take help from search engines to search for top mobile app developers. But the search engines Will present a long array Of companies. One of the best ways for potential app clients to search for the best mobile app development company for their business Is to find a list of App development companies that have already worked in their area of services. Businesses from multiple sectors such as startups, education, healthcare, financial, and E-Commerce are already benefiting by integrating mobile applications in their solutions. So, it would be best if you chose a mobile app developer that can offer robust mobile absolutions to generate huge ROI For your business.
What’s the Importance of Location Options for Mobile App Development Companies?
As per reports, A large ratio of users abandons the mobile apps after first use. Most of the users spend their digital time on their favorite top five social media apps. So mobile app development companies are now focusing on developing applications with better user experience to prevent abandonment. Moreover, developers are using the built-in functionality of mobile devices to offer a personalized user experience to customers. Geolocation enables the developers To know about the real-world physical location of different individuals and devices. Mobile app developers follow Geolocation to identify the perfect Longitudinal and latitudinal devices connected with the Internet. Geolocation also allows them to make their app stand out from the crowd and deliver a richer user experience.
What are the Best Tips for Working with a Top Mobile App Developer?
As mobile app development companies offer various ways to save time and money, most mobile applications improve the workflow. But what are the most important things to consider while working mobile app developer?
Know the Current Reality
It is important don’t know about the internal processes step by step and from there Identify the problems. What parts could use improvement? Managing contractors time? Too many forms? to provide a good baseline of current reality to the app developer, you should consider how all these processes are being carried out.
Communicate What the Company Wants To Accomplish
Most companies get involved in a conversation with an app developer but limited the information and big expectations. Without having a clear idea of what the contractor wants from the mobile application, frustration is inevitable for both parties. Companies are interested in procuring a robust mobile application that can help to improve the profits of their business.
Reality Check on the Budget
Once the companies know about the endless opportunities that the mobile application offers, it is easy to get a little excited. It is important to have a clear image of the budget to be prepared to spend more. Follow market research to know about the current budget of the technology in which you are investing. It will be even better if you know the future scope of the technology you are investing in.
What is the Average Time & Cost for the Mobile App Development Project?
If you plan to develop a mobile application for Android and iOS, Ben, you need to spend around $100,000. The best way to talk about the cost of developing a mobile application is by dividing it into terms of complexity.
- A basic mobile application, and by basic, we mean an MVP app, for one platform will cost around $25,000 two $50,000. The development will take around 4 to 9 weeks, assuming that you have two developers per platform.
- A medium complexity mobile application with a few complex features such as some custom UI elements and animations, localization of two languages, and 6-15 Screens will cost around $50,000 two $100,000. the development time of medium complexity apps is around two to three months.
- Complex applications with many complex features such as fully custom UI and advanced animations, a Large-scale user base, and more than 15 screens will cost more than $100,000. These types of applications require more than three months for development.
What are the Main Challenges Faced in Finding a Reliable Mobile App Development Companies ?
As smartphones are increasing widely among the users, most mobile app development companies are investing more money to leverage the benefits of mobile app development for their business. In the last couple of years, millions of mobile applications have been submitted to Android and Apple App stores. Here are some biggest challenges in finding a reliable mobile app development companies .
Defining the Competitive Market
As the competition in the market is so aggressive, Thousands of mobile applications are following innovative approaches to stand out from the crowd. To connect with a wider audience in the market in a shorter period is quite tricky. It is important to understand which new idea will help the businesses connect with customers’ highest values for a longer time.
Managing the Resources
Maybe you have a fantastic app idea, but it will be wasted if you are not trying to convert it into marketable capital. the cost of developing an app always depends on the features and functionality of the application. to monetize the end of the finance of budget is a challenging problem for some entrepreneurs and developers. If you do not figure out the complete strategy for investing in your app idea, you will end up taking a loan or joint venture of your product with someone to raise funds.
Choosing Development Technology
Choosing a correct, constructive, suitable development technology for your application is a deciding factor for the developers. This helps you clear your mind, whether you want a native, cross platform, or a hybrid app. If you choose an outdated technology, it will result in more expenditure, poor app performance, and bad user experience.