Explore leading Android app developers specializing in custom mobile apps, scalable architectures, API integrations, and user-focused UI/UX design. Our team curated a list of vetted agencies that build high-performance Android apps designed for reliability, usability, and long-term growth.
DesignRush presents a curated list of the top players in the industry, chosen from 1,160+ Android app development companies. Our selection process thoroughly evaluates portfolios, client testimonials, industry standing, pricing structures, and other crucial factors. This ensures you’ll discover a reliable app development partner that aligns with your project requirements.
The Number 1 Android App Development Company as Selected by DesignRush Is:
Notable clients: Citibank, BBC News, JP Morgan, ESPN, Ideal Protein
Zazz is home to a team of 275+ software engineers and designers across seven US cities. It holds a track record of 763 projects delivered, 397 apps deployed, $770 million+ total client revenue generated, and a 95% customer satisfaction rating. The company also has partner certifications with industry giants like AWS, Google Developers, Roku, SAP, Braze, and Adobe.
In 2020, Zazz received a Webby Award for outstanding digital product strategy, design, and development. It has also earned a spot on the Inc. 5000 and America's Fastest Growing Companies lists.
Ideal Protein wanted a comprehensive digital solution that helped users achieve their fitness goals through a personalized three-phase protocol for weight loss, stabilization, and maintenance.
Zazz developed the Ideal Protein App, a versatile pocket companion that integrated IoT with weighing scales, enabled QR code scanning for nutrition information, and optimized search functionalities for clinics and health coaches. The app boasts 1 million+ active users and has generated $277 million+ in revenue.
Comprising 1,500+ tech experts and Android app developers, Appinventiv is proficient in business intelligence, Big Data analytics, AI, cloud computing, and the Internet of Things (IoT). Through its agile methodologies, it delivers projects 57% faster than traditional methods. The company has secured $950M+ in investment funds for 1,000+ startups.
Its published apps have been recognized by Entrepreneur magazine and AppFutura and consistently receive an average 4.5-star rating on the Google Play Store. Appinventiv was also awarded the No. 1 App Development Company in 2020 by the Business of Apps.
Appinventiv has a security- and compliance-first approach to Android app development as it adheres to regulations like the Health Insurance Portability and Accountability Act (HIPAA), General Data Protection Regulation (GDPR), and Payment Card Industry Data Security Standard (PCI-DSS).
Appinventiv was hired to enhance KFC's digital presence in the Middle East. A significant portion of orders came through expensive aggregator apps, leading to increased costs and poor user experiences on KFC's platform.
The agency developed and launched seven KFC food delivery apps across the UAE, KSA, Kuwait, Egypt, Qatar, Bahrain, and Oman. This aimed to reduce dependency on aggregators and strengthen KFC's direct digital presence in the region.
The mobile applications built by Appinventiv generated the following results:
Notable clients: Google, The Home Depot, Burger King, SAP, SBI Bank
Surf has 13+ years of cross-industry expertise in serving 200+ global enterprises, renowned international brands, large-scale enterprises, and Y Combinator startups. Its customized apps collectively have a 4.83-star average Google Play Store rating.
Leveraging SurfGen, its proprietary automation software, Surf delivers Android development services up to 20% faster than regular timelines. Surf can help augment in-house teams and transition low-code/no-code programs into a native product.
SBI Bank approached Surf to revamp its family banking app, which was outdated and attracted only 400 users. The challenge was to create a user-friendly, family-oriented mobile application.
Surf enabled shared access to bank accounts and individual limits for different family members based on needs. The new app amassed over 9,000 monthly users and was also nominated as the Best Family Banking Product in 2022 by Markswebb, a consulting agency.
Notable clients: Papa John's, Astral Pipes, T75, MEDVENTURE, RUMMY
With 1,000+ dedicated developers and designers, the company has successfully served 2,700+ satisfied clients, garnering 110 million+ downloads on the Play Store across 4,500+ apps. Hyperlink offers flexible partnership models, namely, fixed price, dedicated team, and on-site development for more effective communication.
Hyperlink InfoSystem has a global presence in New York, California, Dubai, and India. It’s a member of the Gujarat Electronics & Software Industries Association (GESIA) and an International Organization for Standardization (ISO) 27001:2013-certified company. It also boasts official partnerships with Salesforce, Google, Oracle, and AWS.
Hyperlink InfoSystem worked with a client to develop a unique NFT marketplace app for short videos. Dissatisfied with the limitations of the current blockchain ecosystem, the client approached Hyperlink InfoSystem to create a more secure, scalable, and faster platform.
Hyperlink built an app that featured video listings, a search bar, filters for navigation, buy-and-bid functionality, and a user wallet with popular integrations. It also developed smart contracts to reduce transaction fees. The resulting app increased the user base substantially, stored 100,000-200,000 tokens, and received positive overall feedback.
Notable clients: Dollar Shave Club, Aspiration, Yaza, Sprent, Rivalz
Uptech has a 90-member strong team, dispersed across offices in the U.S., Estonia, Ukraine, Cyprus, and Poland. It has delivered 150+ products to clients in 12 countries, providing comprehensive team extension and end-to-end Android app development solutions.
The agency has collaborated with Fortune 500 companies, entities on the Inc. 5000 list, and ambitious technology startups. It has been recognized with an honorable mention from Awwwards and the Mobile Excellence Award.
The Android app developer leverages Kotlin, Coroutines/RxJava, Dagger, Retrofit, Room, and JUnit in its development. In addition, Uptech employs the Clean Architecture approach and adheres to Google's design and material guidelines, ensuring consistent placement for its apps on Google Play. It also upholds Open Web Application Security Project (OWASP) Coding Practices and GDPR.
GOAT, a global retail platform for sneakers, apparel, and accessories, collaborated with Uptech to enhance its buyer- and seller-facing app, Alias. The challenge was to make the existing "Offer Flow" feature more interactive, ensure smooth user experiences with multiple simultaneous videos, and execute comprehensive week-long sale campaigns.
Uptech introduced a custom price selector view for the "Offer Flow" to optimize video loading and launch multifaceted campaigns. Over three years of partnership, the agency successfully implemented all required features, earned the GOAT app a 4.5 rating on the Play Store, and secured $450M in funding.
Notable clients: Strong Mom, Bingebooks, TaskRunner, Vethem, Ministry of Digital Transformation of Ukraine
Stfalcon comprises 60+ specialists who collectively contribute to 14+ years of the agency's experience in the market. It can complete business analysis within four to six weeks and quickly develop minimum viable products (MVPs) for startups in just two to three months.
Stfalcon excels in implementing GPS tracking, real-time synchronization, and third-party systems like payment gateways. The company's Android technology stack includes Native Android, Room, Firebase, CI/CD systems, Dependency Injection, Retrofit, Gson, and Kotlin Multiplatform Mobile.
The agency has an ISO 9001:2015 International Management System Certification. It was also recognized in 2019 as the Top Mobile Developer by ThinkMobiles.com and the Top Flutter Developer by Top App Development Companies.
Collaborating with Ajax Systems and receiving support from the Ministry of Digital Transformation of Ukraine, Stfalcon designed the "Air Alert" app to deliver timely notifications about dangers like airstrikes and missile attacks.
Within a week of launch, the app garnered 140,000+ users across Ukraine. Subsequent developments, including features like multi-subscription, English voiceovers, and emergency service integrations, propelled the app to 24 million+ installations.
Recognized by Techreviewer as one of the Top Mobile App Developers, Diffco offers diverse project approaches such as mobile-only solutions, comprehensive mobile and backend development, web versions, and intuitive admin panels for both mobile and web apps.
Diffco offers end-to-end Android app development and in-house team extension. It leverages analytics and builds conversion funnels that optimize products, UI/UX, content, and processes, helping your marketing teams maximize profits.
Diffco collaborated with Clovitek on a software stack for its wireless audio transmitter. The Diffco team customized the CloviFi firmware, an optimized audio streaming protocol, and a mobile application for Android. This solution adapted the streaming protocol based on user numbers and network stability, ensuring minimal latency and high sound quality in various network conditions.
The Android app offers a user-friendly interface, native audio controls, and seamless audio transmission to multiple devices via Wi-Fi and Bluetooth. Diffco implemented reliable software updates and remote maintenance for efficient customer support.
Operating from its head office in the U.S., Trango Tech boasts a team of 200+ Android developers who have earned the trust of 500+ clients in 200 cities. It has successfully created 147+ Android apps in over two decades of service.
Trango Tech's Android app development services cover expert app update management, continuous enhancement, and bug elimination. Its developers also excel in app portability tests and Android widget development with a focus on UI/UX.
Trango Tech worked on Goto, a one-stop online shopping marketplace, to overcome several challenges and enhance the buyer experience. It implemented an integrated system that included:
Dynamic cart rules
Fraud management systems
Seller education programs
Inventory switching processes
Complaint management section
Contact center solution
HR management
Warehouse management
The revolutionized Goto app was able to manage 20.3 million daily visitors.
In its proprietary SolutionLab phase, Designli creates an architectural blueprint for development, covering its features, functions, business models, risks, and investment requirements. Following the lean startup methodology, it first develops an MVP to reduce costs and get customer validation before extensive investment. The agency also adheres to Google-led design and development guidelines when building and testing apps, guaranteeing consistency.
Designli developed Icueity, a platform that aims to improve self-awareness through continuous, holistic feedback from peers. The resulting native Android app incorporated à la carte pricing for features like polls, status updates, and milestone reviews. Designli also provides ongoing support and iteration, maintaining flexibility for future enhancements.
Notable clients: IIFL, Fox Sports, Fossil, Entrepreneur, Southwest Airlines
With a workforce of 1,800+ developers in 20+ global offices, Brainvire has delivered 500+ live apps, 50+ of which have been crowned "App of the Year". The company's customized apps have collectively amassed 50 million+ downloads and 500+ five-star ratings.
A global leader in Android app development for 24+ years, Brainvire Infotech boasts an impressive roster of technology partnerships, including Adobe, Magento, Odoo, BigCommerce, Microsoft, Commercetools, Salesforce, and AWS. The company values excellence, as underscored by its 95% customer retention rate and accolades like the Adobe Experience Maker Award (2022 & 2023).
Brainvire's collaborated with India Infoline Finance Limited (IIFL), a prominent financial institution in the Asia-Pacific region. The project entailed creating an app that allowed users to track incomes and expenses and receive recommendations for smart investments.
Brainvire implemented AI and machine learning (ML) algorithms, which traced transactions through text messages for accurate information on cash flow. It incorporated a scanner that could identify all mutual fund investments through consolidated statements, eliminating the need for manual data entry from users.
As a result, the app's user base exceeded 500,000 users. It also handled $100 million+ in portfolios, connected with 20+ well-known banks, and facilitated $1 million+ in secure transactions.
DesignRush stands out as a reliable source for identifying leading Android app development companies thanks to our executive selection team. Comprising former agency executives and leaders, this team understands the industry and the qualities that distinguish top-tier firms.
Our agency ranking process is based on several rigorous criteria, including:
Verified reviews: Evaluation of client satisfaction, the agency's authority in the category, and the overall quality of their work
Robust portfolio: Assessment of projects through case studies, outcomes, and success stories
Accolades and press mentions: Recognition for thought leadership, industry reputation, and innovative practices
Team bios: In-depth analysis of workforce profiles, experience, and specializations
Top services: Identification of areas of expertise and core offers
10 Most Popular Android App Development Companies Compared
Agency name
Location
Hourly rate
Size
Best for
Zazz
Seattle, WA
$50
250 - 499
Overall
Appinventiv
Noida, India
$25
1,000 & Up
Food industry
Surf
Wilmington, DE
$49
100 - 249
Online banking
Hyperlink InfoSystem
New York City, NY
$50
250 - 499
NFT marketplaces
Uptech
Gdynia, Poland
$45
50 - 99
Retail platforms
Stfalcon
Khmelnytskyi, Ukraine
Inquire
100 - 249
Emergency services
Diffco
Sunnyvale, CA
$70
Under 49
Smart solutions
Trango Tech
San Jose, CA
$25
100 - 249
eCommerce
Designli
Greenville, SC
$65
Under 49
Personal growth and wellness tools
Brainvire
Irving, TX
$25
1,000 & Up
Fintech
Best Android App Developers
372 Companies-Rankings updated: September 04, 2026
All Android app developers listed on DesignRush are reviewed based on industry expertise, service capabilities, and client feedback. Some placements may be sponsored.
Carbon Reprographics is a USA-based full-service digital marketing agency founded in 2011 and headquartered in Houston, Texas. We help small businesses, e-commerce brands, startups, and enterprises across the United States grow their online presence and generate consistent leads through data-driven SEO, PPC...
OpsAgents is an AI technology company that builds and deploys supervised autonomous AI agents for business operations. Its platform integrates AI agents with existing business tools to automate workflows such as sales, CRM, invoicing, recruiting, content, and operational management...
Foxion Technologies is a software development company delivering custom web applications, mobile apps, and scalable SaaS solutions for startups and growing businesses. We focus on clean architecture, performance, and long-term maintainability...
Webtual Global is one of the leading custom Mobile App and Software development company having customer in UAE, Norway, Netherlands, USA, Africa and India...
AppStart specializes in crafting high-performance, user-centric mobile applications for Android and iOS. From initial strategy and UX/UI design to backend architecture, CMS, and launch, we handle it all. Our team leverages React Native for seamless development, ensuring quick turnaround and consistent...
Savvy Brains is the leading Software and Mobile App Development consulting company that deliver first rate solutions to the clients across the globe...
We are a creative digital studio based in Guadalajara Jalisco México. We create memorable brands that rise in the crowd. Our main services are branding development, UI/UX Design and Web Development...
Crackerz Creative Studio is your premier destination, where creativity merges seamlessly with expertise to deliver unparalleled solutions. With our innovative approach and seasoned team, we offer comprehensive creative services tailored to elevate your brand and exceed your expectations...
Optweb is a leading digital marketing agency in Melbourne, Australia.
Optweb is a leading digital marketing agency in Melbourne, Australia, focused on delivering exceptional ROI, conversion rates, and lead generation for businesses of all sizes. We specialise in SEO and custom web design, crafting strategies that not only enhance your online presence but also drive measurable...
We Turn Your Ideas Into High-Converting Digital Realities
MakersFox is a website design and digital marketing agency that helps businesses grow online through high-performing websites, SEO, branding, and marketing solutions. We combine strategic design, technical expertise, and data-driven marketing to create digital experiences that attract customers and generate...
AI strategy and delivery that works in production, not just in demos.
We help organisations close the gap between what AI could do for their business and what it is actually doing with the strategy, engineering, legacy modernisation, and enablement to make it work in production...
Serious AI and distributed systems engineered for production.
CHARLEE X is a UK software team that ships custom AI agents, agentic workflows, and reliable backends for B2B products. We work serverless-first on AWS and lean on TypeScript with Effect-TS so failures, concurrency, and service boundaries stay explicit as complexity grows. Engagements centre on production...
Acquaint Softtech is an Official Laravel Partner with 15+ years of experience in software development. We specialize in Laravel solutions and excel in IT staff augmentation, remote development teams and outsourcing to deliver scalable, best results...
AQe Digital specializes in enterprise software engineering and digital transformation. With 25+ years of experience, we deliver custom development, cloud-native ERP, AI/ML, RPA, IoT, UX/UI, and integrations that modernize systems and streamline operations...
Agentify AI is a Dallas-based company building AI voice agents and workflow automation for service businesses. We install revenue infrastructure that answers every call, follows up every lead, and books appointments automatically. Our systems serve dental practices, optometry clinics, medical offices, med...
Web Development Company Ahmedabad is a full-service website development agency specializing in custom web design, software development, mobile applications, eCommerce solutions, and SEO services for businesses across India. Established in 2021, the company has successfully delivered over 200 projects with a...
Build and deliver custom, scalable and extensible software
Deyel is a no-code/LOW-CODE application platform that allows you to craft mobile and web apps effortlessly while streamlining the development process. Enjoy faster, safer, and more cost-effective processes, accelerating development by 3x. This versatile platform simplifies application development with a...
JPGlobal specializes in delivering customized web and mobile applications designed to address your organization's distinct business needs and overcome challenges. Our team of experts works closely with clients to develop innovative solutions that enhance efficiency, productivity, and overall business...
At Pixel Genesys, we provide innovative technology solutions that empower businesses to thrive. From game development to digital marketing and custom software, our services are designed to meet diverse business needs with cutting-edge technology...
KR1STNA Media delivers end-to-end marketing, sales, and technology solutions that accelerate growth. We blend strategy with execution, helping businesses streamline processes, strengthen customer journeys, and maximize ROI. From CRM automation to creative campaigns, our team equips leaders with tools and...
DOT IT is a Dubai-based digital solutions agency specializing in website development, AI automation, digital marketing, and workflow optimization. We help startups and enterprises streamline operations, capture leads, and grow online with powerful tools and scalable systems. From conversion-focused websites...
Moltech Solutions Inc. was founded in 2014, with an ambition to offer high quality and best-fit solutions with cutting edge technologies in all segments of the IT industry in India. Moltech solutions is an outsourcing company and also your trusted technical partner for your vision and dreams. We have provided...
At our agency, we are passionate about helping B2B companies and startups achieve their digital goals. With a unique blend of creativity, technology, and automation, we create custom marketing plans that are tailored to each client's specific market and KPIs. Let us take your business to new heights with...
Astonesoft Interactive is a creative digital agency specializing in website design, development, and digital brand experiences. Founded in 2021, we partner with startups and growing businesses to create visually striking, user-centered, and high-performing digital products...
Give Your Brand A Digital Identity People Remember
Expert Website Solutions is a full-service digital agency providing website design, branding, e-commerce development, digital marketing, and creative design solutions for businesses of all sizes. The company helps brands establish a strong digital presence by combining strategic thinking, creative design, and...
Delivering Digital Solutions leveraging Cloud, Automation & Data Technologies
Dev Information Technology Ltd. (DEV IT) is a company listed on the National tock Exchange and Bombay Stock Exchange. We are an ISO 9001, ISO 27001 certified & CMMI Level 3 appraised company engaged in Information Technology (IT) services since 1997. DEV IT is also a Microsoft Gold Partner and more...
Hybrid IT Services, Inc. is a leading technology firm that offers a blend of cloud and on-premise IT solutions tailored to meet the diverse needs of modern businesses. Specializing in creating robust, scalable IT infrastructures, the company ensures enhanced data security, improved operational efficiency, and...
Tart Labs, established in 2014, brings businesses to the next level with its innovative software solutions. We specialize in digital transformation and app development services, helping start-ups and SMEs revamp their core business processes. Our experienced professionals leverage cutting-edge tech to provide...
Boost your business with high-impact AI, LLM, & chatbot solutions. We enhance UX, automate processes, and drive growth with our specialized web, app, & marketing expertise...
Empowering your digital presence with cutting-edge solutions.
GM Sunshine is a cutting-edge technology firm specializing in web development, cloud solutions, and software integration. Since 2016, we've been empowering businesses with tailored digital solutions, delivering high-quality services designed to optimize operations and drive growth...
NCCPLUS Vietnam Joint Stock Company is a Vietnam-based software firm specializing in IT outsourcing. It provides services including mobile and web development, cloud and microservices, game and blockchain development, software testing, AI, IoT, and VoIP. With over 10 years of experience, NCC has built strong...
"Ideas into Clarity" -- World-Class Korean Development at Competitive Pricing
Lument is a Seoul-based full-service software development company specializing in mobile apps (iOS & Android), web development, ERP, CRM, and enterprise software. We've delivered government-commissioned systems including a Hazardous Materials ERP for Korean government agencies. With English-speaking PMs...
We are a creative marketing studio focused on crafting meaningful impact through strategy, design, and technology. We help brands grow, connect, and stand out in the digital space from bold visual identities to engaging web experiences. Driven by curiosity and data, we turn ideas into results that truly...
Egletr is a specialized link-building agency helping brands increase authority, rankings, and organic visibility. We focus on white-hat, relationship-based link acquisition that delivers long-term SEO value. From niche edits to contextual backlinks, our strategies are data-driven, transparent, and built to...
As a nationwide IT company, we are very used to working with nationwide customers. We have a business area that focuses solely on this. We understand the importance of high availability, cost control and also simplicity for end users...
Brndry is a full service strategic branding and digital growth agency delivering end-to-end creative, marketing and development solutions. From crafting distinctive brand identities and intuitive digital experiences to executing performance-driven marketing campaigns. Brndry partners with businesses across...
XOANCE is your trusted partner for innovative digital solutions that transform how your business connects with customers. Our Design as a Service (DaaS) approach focuses on delivering intuitive, visually compelling designs that reflect your brand identity and create exceptional user experiences. With a strong...
Hypnotic builds bold, scalable digital products for web, mobile, e-commerce and AI.
Hypnotic is a digital agency that designs and develops web and mobile apps, e-commerce platforms, and digital products. We combine UX/UI, strategy, and technology to deliver scalable, high-performance solutions for startups and enterprises...
Techtonify is a premier IT company specializing in innovative web development, custom software, and comprehensive business solutions. We enhance online visibility with cutting-edge digital marketing and SEO, while our cybersecurity and data analytics experts ensure your systems stay secure and efficient...
Talentelgia is a renowned IT consulting company in India, with a global presence primarily in the United States, United Kingdom, Australia, and the United Arab Emirates...
We turn numbers into captivating narratives and strategies into unique experiences.
At Futuro Comunicación we turn monotony into digital magic, personalizing each service with unique creativity. Our customer service is more than a help line; it is a virtual hug. We offer you a tailored digital experience to make your brand shine...
We Help Your Business Grow With Powerful Solutions
Texono builds custom mobile, web, and desktop applications for manufacturing companies and machine shops. With a team of 49+ professionals and expertise in .NET, C#, React Native, Angular, Blazor, Azure, and AWS, Texono delivers working prototypes within one week. Every project includes a free 60-day trial...
At CodePerk, we're dedicated to turning your digital dreams into reality. Our team of experts offers a wide range of services to help businesses thrive in the digital landscape. Choosing CodePerk comes with a range of valuable perks. With a focus on eCommerce and CMS development, Backend and Frontend...
We are a leading ERP and CRM development company delivering customized, scalable solutions that streamline operations, enhance customer relationships, and drive business growth...
Incredible data-connected digital experiences for future thinking brands.
It's the digitally connected companies that deliver for all. A dedication to create meaningful, lasting and enjoyable experiences that in turn reward with growth, success and loyalty. We offer innovative, effective digital solutions that drive business growth and improve customer satisfaction...
Digital agency providing memorable experiences tailored to your needs.
Simple Code is a digital agency specializing in custom web and mobile solutions, helping businesses worldwide address their unique challenges with tailored software designed for growth and efficiency...
Simple apps with basic features may cost $5,000 to $20,000
Mid-level apps with integrations cost $20,000 to $75,000
Complex apps with advanced functionality can exceed $75,000 to $200,000
Costs come from several stages of the build process:
UI/UX design: $2,000 to $15,000 Wireframes, user flows, interface design, and interaction design.
Frontend development: $5,000 to $50,000+ Android interface, screens, user interactions, and device optimization.
Backend development: $5,000 to $60,000+ Servers, databases, APIs, authentication systems, and integrations.
Testing and QA: $2,000 to $15,000 Device testing, bug fixing, performance testing, and security checks.
Project management: $1,000 to $10,000 Planning, coordination, and delivery oversight.
Maintenance after launch: 15% to 20% of the original development cost per year.
What factors determine the final price?
The final cost depends mainly on app complexity, design quality, features, development team location, and ongoing maintenance.
App complexity: Basic apps cost less. Apps with payments, real-time features, or large databases cost more.
Design and UX quality: Custom UI, animations, and advanced interaction design increase development time and cost.
Features and integrations: APIs, payment systems, geolocation, and third-party services add development work.
Development team location: Android app development companies in North America charge the most. Eastern Europe, Latin America, and Asia usually cost less.
Maintenance and updates: Ongoing support, bug fixes, and OS updates typically cost 15 to 20% of the original development cost each year.
Simple apps: 1 to 3 months Basic features and minimal backend.
Medium-complexity apps: 3 to 6 months User accounts, APIs, integrations, and databases.
Complex apps: 6 to 12+ months Real-time features, payments, advanced security, and large systems.
How often should an Android app be updated and why?
Top Android app development companies update apps every 1 to 3 months, with faster updates for bug fixes, security issues, or urgent performance problems.
Regular updates keep the app stable. They fix bugs, improve speed, and reduce crashes.
Security updates protect users. Apps need patches when new risks or vulnerabilities appear.
OS updates require compatibility fixes. Android changes over time, so apps need updates to keep working properly on new devices and versions.
Feature updates keep the app competitive. New features and UX improvements help retain users and meet changing expectations.
Too few updates can hurt retention. An outdated app can feel broken, slow, or abandoned.
Do Android app developers handle app store publishing?
Yes. Most Android app developers handle Google Play Store publishing as part of the development or launch process.
They typically prepare the app build, configure the Google Play Console, upload the Android Package Kit (APK) or Android App Bundle (AAB), add store assets such as screenshots and descriptions, and submit the app for review. Many companies also manage updates, version releases, and compliance requirements after launch.