18 Mobile App Companies to Know in San Francisco

Written by Olivia McClure
Published on Mar. 26, 2024
18 Mobile App Companies to Know in San Francisco

Over the past several years, more and more people have swapped out laptop monitors for smartphone screens to get their daily dose of digital information. In truth, the fact that there is essentially an app for everything has made it incredibly easy for people to become reliant on their mobile devices. Whether you’re trying to order your next meal or improve your nightly sleep regimen, you’re most likely using an app to get the job done. 

While it’s undoubtedly a great time to be an app developer, the competition to build the best app has become even greater. For both enterprises and small startups, creating the perfect mobile app is a daunting task. Luckily for local techies, San Francisco is home to many mobile app development companies with experience building apps for some of the world’s biggest brands.

Top Mobile App Development Companies in San Francisco

  • Blue Rocket
  • Koombea
  • Reinvently
  • Savvy Apps
  • SwingDev


Businesses ranging from startups to Fortune 500 companies use Retool’s development platform to build custom internal software tools without having to start from scratch. For example, the Retool Mobile product streamlines development of iOS and Android apps, offering a visual editor for incorporating features and components to meet specific operational needs.


Snap Inc. is the tech force behind Snapchat, the global social media app. The company aims to empower people “to express themselves, live in the moment, learn about the world and have fun together.” Over the past few years, the social media giant has used its platform to promote bullying prevention and mental health awareness, even helping activate political campaigns to boost youth voter participation.


Founded in 2010, Appstem Media is a product design and digital agency committed to transforming complex business problems into elegant digital solutions. The company uses metrics-driven mobile strategies, human-centered design and efficient development to create purpose-built apps that serve real needs in people’s lives. The company’s services include iOS, Android and back-end development, UI / UX design, tablet apps, HTML5 development, user acquisition, QA, augmented reality, virtual reality and API development. 


ArcTouch is a full-service software development and design studio that specializes in designing and developing apps for iOS, Android and Xamarin. The company’s mobile design and development services encompass a wide range of areas, including native iOS app development, iPhone and iPad app optimization, enterprise iOS app development and Azure blockchain services. ArcTouch also creates bots for conversational platforms like Amazon Alexa and Facebook Messenger, while also offering blockchain services like rapid prototyping and product implementation, as well as staff augmentation services. 


Established in 2008, Blue Rocket is a full-service mobile product design and development company that focuses on human-centered design coupled with powerful, innovative technology. Their services encompass Native iOS and Android development, product roadmap, user research, server-side development and third-party integrations, QA services, responsive web design, rapid prototyping, UX design, pre-launch testing and post-launch support and proactive intervention.


Founded in 2013, Cheesecake Labs is a web and mobile app design and development agency committed to creating a new way to build amazing products with full-stack solutions. The agency works with a variety of creative solutions, including distributed mobile processing, natural language processing, neural networks, innovative mobile media and social networks, elastics databases and big data clusters.


Citrusbits Inc. is a mobile app design and development agency that creates responsive mobile content for businesses from a wide range of industries. In addition to iOS and Android app development, the company specializes in enterprise app development, augmented reality for use in a variety of industries, healthcare app development and blockchain decentralized application (DApp) development. Citrusbits also offers other services, such as app language conversion, iPad app development, end-to-end cross-platform React Native app development services, product strategy, growth hacking and corporate website development. 


CMOLDS is a mobile app development company that works with leading brands and emerging startups. In addition to iOS, Android and wearable apps development, the company offers a wide range of services, including game development, usability testing, competitive analysis research, business model advising, UX strategy and wire-framing and interactive prototypes. CMOLDS works with clients from a variety of industries, including e-commerce and retail, healthcare, gaming, travel and hospitality and media and entertainment.


Dedicated Developers is a web and mobile app development company that works with small and medium-sized enterprises. Their mobile app development services are geared towards iPhone, iPad, Android, hybrid, wearable, IoT and enterprise mobility app development. The company also offers software development services, including CRM, enterprise product and SaaS application development, while their full-stack services encompass PHP, CMS, Angular JS development and more. 


Founded in 2007, Koombea is a mobile app and web development company that works with startups and enterprises. The company creates both iOS and Android apps, while working with clients on product planning by establishing an end-to-end strategy to work towards successful ROI, conversion and retention. Koombea’s other specialties include web development, cross-platform app development, DevOps, UX / UI design, quality assurance (QA) and helping clients launch a minimum viable product (MVP).


Reinvently is a mobile product consulting, design and development agency for startups and mid-sized enterprises. The agency’s web development services encompass iOS, Android, Flutter and PWA. Reinvently also offers end-to-end Internet of Things (IoT) solutions, custom back-end development, including microservice architecture and cloud infrastructure services, and machine learning solutions, such as streaming data platforms and machine learning infrastructure. The company also creates chatbots, voice UI for virtual assistants and conversational UI for mobile products.


Established in 2009, Savvy Apps is a creative agency dedicated to design and build apps across a variety of mediums. The company’s app services encompass Android and iOS. Savvy Apps’ other services include web and back-end development, as well as concept testing, competitive analysis, sprint planning, branding, user research, app store optimization and attribution and deep linking. 


Founded in 2004, STRV is a software design and engineering company that specializes in mobile app design and development. Their services encompass product strategy, UX / UI design, market research, product definition, target customer insights, analytics and metrics tracking and QA testing. The company focuses largely on iOS, Android and React Native mobile design and development. STRV also specializes in end-to-end product development and team augmentation.


Boasting offices around the globe, SwingDev is a software technology consultancy that specializes in app development. The company’s app development services are geared towards the creation of iOS, Android and Mac apps. SwingDev also houses a 3D studio and offers a variety of other services, including software development, UI / UX design, web app development for both back-end and front-end clients and team augmentation.


Established in 2003, thoughtbot is a web and mobile design and development agency. When working with clients on app development, the company helps companies navigate initial critical product decisions like technology, branding, design and experience. The company specializes in iOS and Android app design and development, as well as cross-platform React Native app development for startups and established businesses.


With offices across the globe, Wizeline is a software development and design services company that specializes in web and mobile development. The company is dedicated to helping its clients build innovative end-to-end products that capture new markets, disrupt business models and leverage data. In addition to web and mobile development, the company offers OTT solutions, AI and machine learning models, DevOps transformation, Cloud Ops and UX design. Wizeline also provides a variety of workshops, which cover topics like machine learning, blockchain and chatbots.


Established in 2009, Y Media Labs is a design and innovation agency that specializes in web and mobile design and development. With offices located around the world, the company works with clients from a wide range of industries, combining world-class strategy, creativity and technology to create transformative digital products and experiences. In addition to web and mobile design and development, their services include product strategy, cross platform development, mobile QA testing and deployment, mobile roadmap consulting and digital strategy. The company’s mobile expertise encompasses Android, iOS, consumer and enterprise.


Zazz is a digital product agency that specializes in mobile app development, design, strategy and innovation across all verticals. The company’s app development services encompass iOS, Android, IoT and React Native. Zazz offers a variety of other services as well, such as UI / UX audits, stakeholder workshops, product strategy, prototyping and testing, brand identity, visual design and API integrations.

This article was originally published in 2019. Rose Velazquez contributed reporting to this story.

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