October 2022

App Developers

App developers are responsible for building, testing, and deploying mobile apps. They are skilled in programming languages best for mobile apps across multiple platforms. Read More

19 Firms

List of the Best App Development Companies in The Mile High City

  • Denver, CO
    $10,000 +
    2 - 9
    Denver, CO
    $10,000 +
    2 - 9
    Service Areas
    Mobile App Development
    Custom Software Development
    Web Development
    Web Design
    Mobile App Development Custom Software Development Web Development Web Design
    Service Areas
    Mobile App Development
    Custom Software Development
    Web Development
    Web Design
    Mobile App Development Custom Software Development Web Development Web Design
    “They met their deadlines and were very professional in answering our questions."
    • CEO, E-Learning Company
    • “They met their deadlines and were very professional in answering our questions."
      • CEO, E-Learning Company
    Denver, CO
    $10,000 +
    2 - 9
    ABOUT

    Diverse Programmers, LLC, as their name suggests, offers full-service assistance to clients with a wide range of digital solutions. They are experts in everything from custom software, web, and mobile app development to e-commerce and wearable app development for small and medium-sized businesses.

    “They met their deadlines and were very professional in answering our questions."
    • CEO, E-Learning Company
    • “They met their deadlines and were very professional in answering our questions."
      • CEO, E-Learning Company
  • Need Help Finding a Company?
  • Denver, CO
    $25,000 +
    10 - 49
    Denver, CO
    $25,000 +
    10 - 49
    Service Areas
    Mobile App Development
    Custom Software Development
    Web Development
    Mobile App Development Custom Software Development Web Development
    Service Areas
    Mobile App Development
    Custom Software Development
    Web Development
    Mobile App Development Custom Software Development Web Development
    “We could tell the team was invested in the project."
    • Director of Web Development, Keybridge Communications
    • “We could tell the team was invested in the project."
      • Director of Web Development, Keybridge Communications
    Denver, CO
    $25,000 +
    10 - 49
    ABOUT

    With over 350 completed apps, AppIt Ventures develops custom software and mobile apps using a collaborative, blended agile development approach. A full-service custom software development company, they work with clients of all sizes and industries.

    They created the Helping Habit app, providing people with an easy way to connect with volunteer opportunities in the community. The app allows users to quickly find an event, giving people a platform to find nearby opportunities to volunteer and provide support.

    “We could tell the team was invested in the project."
    • Director of Web Development, Keybridge Communications
    • “We could tell the team was invested in the project."
      • Director of Web Development, Keybridge Communications
  • Denver, CO
    $10,000 +
    10 - 49
    Denver, CO
    $10,000 +
    10 - 49
    Service Areas
    Mobile App Development
    Web Development
    Content Marketing
    Mobile App Development Web Development Content Marketing
    Service Areas
    Mobile App Development
    Web Development
    Content Marketing
    Mobile App Development Web Development Content Marketing
    Worked with this company?
    Denver, CO
    $10,000 +
    10 - 49
    ABOUT

    Onsharp

    Onsharp clients include My Athlete, and they specialize in providing a design-centric approach to mobile app development for their clients. With a focus on emphasizing the most vital elements of brand messaging, Onsharp was founded on forward-thinking principles in North Dakota.

    When College Sitters needed a complete overhaul of their brand approach, they turned to Onsharp. The agency provided them with an end-to-end analysis of how they could make their approach more targeted, impactful and successful.

    Worked with this company?
  • Denver, CO
    $10,000 +
    50 - 249
    Denver, CO
    $10,000 +
    50 - 249
    Service Areas
    Artificial Intelligence
    IoT Development
    Mobile App Development
    Blockchain
    Artificial Intelligence IoT Development Mobile App Development Blockchain
    Service Areas
    Artificial Intelligence
    IoT Development
    Mobile App Development
    Blockchain
    Artificial Intelligence IoT Development Mobile App Development Blockchain
    “The resources that worked with us were truly impressive and talented.”
    • Senior Dir, National Organization for Tardive Dyskinesia
    • “The resources that worked with us were truly impressive and talented.”
      • Senior Dir, National Organization for Tardive Dyskinesia
    Denver, CO
    $10,000 +
    50 - 249
    ABOUT

    Founded in 2012 and having amassed an impressive client list with names such as BrideSide and Foxrey, Matellio is here to stay. This creative web design agency is based in San Jose, California but serves clients globally across a diverse spectrum of industries.

    Matellio helped Tracking Genie, a vehicle tracking solution, integrate sophisticated GPS tracking into a streamlined, easy-to-use interface. The server handled advanced data and processing without implementing a design that was distracting or unpleasant to use.

    “The resources that worked with us were truly impressive and talented.”
    • Senior Dir, National Organization for Tardive Dyskinesia
    • “The resources that worked with us were truly impressive and talented.”
      • Senior Dir, National Organization for Tardive Dyskinesia
  • Denver, CO
    $50,000 +
    50 - 249
    Denver, CO
    $50,000 +
    50 - 249
    Service Areas
    Web Development
    UX/UI Design
    Custom Software Development
    Web Design
    Web Development UX/UI Design Custom Software Development Web Design
    Service Areas
    Web Development
    UX/UI Design
    Custom Software Development
    Web Design
    Web Development UX/UI Design Custom Software Development Web Design
    “Whenever there was a problem, they were able to resolve it within 24 hours.”
    • Former Digital Comms Director, Delegate of EU to US
    • “Whenever there was a problem, they were able to resolve it within 24 hours.”
      • Former Digital Comms Director, Delegate of EU to US
    Denver, CO
    $50,000 +
    50 - 249
    ABOUT

    Pushing conventional boundaries with their digital solutions, Mobomo’s work has garnered recognition from The Webby Awards, Inc., and NASA. They build mobile and web software for mid-sized clients, working mainly with governmental bodies.

    For example, the National Fish and Wildlife Foundation (NFWF) wanted a system to promote their most current conservation efforts. Using nature-inspired imagery, Mobomo designed an engaging user interface, supported by a manageable backend system that allows for easy content changes.

    “Whenever there was a problem, they were able to resolve it within 24 hours.”
    • Former Digital Comms Director, Delegate of EU to US
    • “Whenever there was a problem, they were able to resolve it within 24 hours.”
      • Former Digital Comms Director, Delegate of EU to US
  • Denver, CO
    $100,000 +
    1,000 - 9,999
    Denver, CO
    $100,000 +
    1,000 - 9,999
    Service Areas
    Custom Software Development
    Digital Strategy
    Mobile App Development
    UX/UI Design
    Custom Software Development Digital Strategy Mobile App Development UX/UI Design
    Service Areas
    Custom Software Development
    Digital Strategy
    Mobile App Development
    UX/UI Design
    Custom Software Development Digital Strategy Mobile App Development UX/UI Design
    “They were really good at what they do."
    • Founder, SimplSell
    • “They were really good at what they do."
      • Founder, SimplSell
    Denver, CO
    $100,000 +
    1,000 - 9,999
    ABOUT

    What do Tesla and Sony have in common? They’ve both turned to Dept for web development expertise. This Boston-based agency has already made major waves with work for enterprise clients and startups alike.

    When Adidas launched a platform targeting their unique users, Dept analyzed the entirety of their approach to create key features and design a strategy that would bring together all elements of the client’s brand. The result was a huge success, and continues to drive progress for the brand today.

    “They were really good at what they do."
    • Founder, SimplSell
    • “They were really good at what they do."
      • Founder, SimplSell
  • Denver, CO
    $50,000 +
    10 - 49
    Denver, CO
    $50,000 +
    10 - 49
    Service Areas
    Custom Software Development
    Mobile App Development
    UX/UI Design
    Web Development
    Custom Software Development Mobile App Development UX/UI Design Web Development
    Service Areas
    Custom Software Development
    Mobile App Development
    UX/UI Design
    Web Development
    Custom Software Development Mobile App Development UX/UI Design Web Development
    “Having a team that acts like a true partner and helps us build the product has been wonderful.”
    • Founder & CEO, Jombine
    • “Having a team that acts like a true partner and helps us build the product has been wonderful.”
      • Founder & CEO, Jombine
    Denver, CO
    $50,000 +
    10 - 49
    ABOUT

    Flatirons Development is a Boulder, Colorado-based product development partner that specializes in high-impact solutions. The team works with businesses of all sizes mainly from the consumer products, financial services, and medical industries.

    For example, Flatirons Development handled the UX design project of dtour.life. The team worked to enhance existing software, improving its usability to ensure that the system was intuitive for the client’s audiences. dtour.life saved time walking users through their site because of Flatirons Development’s UX design.

    “Having a team that acts like a true partner and helps us build the product has been wonderful.”
    • Founder & CEO, Jombine
    • “Having a team that acts like a true partner and helps us build the product has been wonderful.”
      • Founder & CEO, Jombine
  • Denver, CO
    $10,000 +
    10 - 49
    Denver, CO
    $10,000 +
    10 - 49
    Service Areas
    Web Design
    Custom Software Development
    E-Commerce Development
    Web Development
    Web Design Custom Software Development E-Commerce Development Web Development
    Service Areas
    Web Design
    Custom Software Development
    E-Commerce Development
    Web Development
    Web Design Custom Software Development E-Commerce Development Web Development
    “They were extremely accessible and responsive. even when we requested small changes on the fly."
    • CEO, Shepherd's Stone LLC
    • “They were extremely accessible and responsive. even when we requested small changes on the fly."
      • CEO, Shepherd's Stone LLC
    Denver, CO
    $10,000 +
    10 - 49
    ABOUT

    Neon Rain Interactive has delivered web development results to brands like Sprint, still expanding on its list of success for brands in a wide range of industries. This U.S.-based firm helps companies focus their web development strategy to improve their ability to RESULT.

    If you want to see how Neon Rain Interactive helps brands meet their goals in a crowded space, look no further than their web development work for Sage. Neon Rain Interactive helped them define and execute a site that would help them meet their goals.

    “They were extremely accessible and responsive. even when we requested small changes on the fly."
    • CEO, Shepherd's Stone LLC
    • “They were extremely accessible and responsive. even when we requested small changes on the fly."
      • CEO, Shepherd's Stone LLC
  • Denver, CO
    $0 +
    1,000 - 9,999
    Denver, CO
    $0 +
    1,000 - 9,999
    Service Areas
    Custom Software Development
    UX/UI Design
    Enterprise App Modernization
    Mobile App Development
    Custom Software Development UX/UI Design Enterprise App Modernization Mobile App Development
    Service Areas
    Custom Software Development
    UX/UI Design
    Enterprise App Modernization
    Mobile App Development
    Custom Software Development UX/UI Design Enterprise App Modernization Mobile App Development
    “This partnership helped us understand what our next steps should be as a company moving forward."
    • VP of Business Development, Raven Health
    • “This partnership helped us understand what our next steps should be as a company moving forward."
      • VP of Business Development, Raven Health
    Denver, CO
    $0 +
    1,000 - 9,999
    ABOUT

    Spire Digital helps clients like Vail Resorts, MillerCoors, and US Navy invent, improve, and change the world through technology. Their team specializes in custom software development, UX, and UI design for midmarket and enterprise clients.

    Working with GPS giant TomTom, Spire Digital teamed up to leverage its infrastructure to develop a fitness device. In less than 6 months, they built, refined, and delivered the interface and dashboard for a smartwatch that could monitor users' physical activity, save, and track the data. 

    “This partnership helped us understand what our next steps should be as a company moving forward."
    • VP of Business Development, Raven Health
    • “This partnership helped us understand what our next steps should be as a company moving forward."
      • VP of Business Development, Raven Health
  • Denver, CO
    $1,000 +
    10 - 49
    Denver, CO
    $1,000 +
    10 - 49
    Service Areas
    Web Development
    Mobile App Development
    Custom Software Development
    Cloud Consulting & SI
    Web Development Mobile App Development Custom Software Development Cloud Consulting & SI
    Service Areas
    Web Development
    Mobile App Development
    Custom Software Development
    Cloud Consulting & SI
    Web Development Mobile App Development Custom Software Development Cloud Consulting & SI
    “The high-level professionalism of their developers is the most impressive thing at Flyoutsourcing."
    • Project Manager, Software Development Co.
    • “The high-level professionalism of their developers is the most impressive thing at Flyoutsourcing."
      • Project Manager, Software Development Co.
    Denver, CO
    $1,000 +
    10 - 49
    ABOUT

    Recognizable brands worldwide have employed Flyoutsourcing to bring their custom software development needs to the next level. Based in Denver, Flyoutsourcing was founded with a focus on helping brands evolve into their best, most user-friendly selves.

    When their client needed a more impactful and effective strategy for reaching goals nationwide, Flyoutsourcing provided them with focused service that continues to this day. Their strategy involved refining their client’s distinct voice as well as their visual profile to become more effective in a crowded digital space.

    “The high-level professionalism of their developers is the most impressive thing at Flyoutsourcing."
    • Project Manager, Software Development Co.
    • “The high-level professionalism of their developers is the most impressive thing at Flyoutsourcing."
      • Project Manager, Software Development Co.
  • Lakewood, CO
    $50,000 +
    50 - 249
    Lakewood, CO
    $50,000 +
    50 - 249
    Service Areas
    Custom Software Development
    Mobile App Development
    UX/UI Design
    Custom Software Development Mobile App Development UX/UI Design
    Service Areas
    Custom Software Development
    Mobile App Development
    UX/UI Design
    Custom Software Development Mobile App Development UX/UI Design
    “Their communication is one of the best parts of working with Chromedia."
    • CEO, Fantasy Sports Startup
    • “Their communication is one of the best parts of working with Chromedia."
      • CEO, Fantasy Sports Startup
    Lakewood, CO
    $50,000 +
    50 - 249
    ABOUT

    Established in 1996, Chromedia is an experienced and agile team of full-stack developers with offices in Denver and the Philippines. Throughout the two decades, the team has worked with countless small businesses from sectors like financial services, business services, and medical.

    Among Chromedia’s biggest projects is a custom software development partnership with One Foot Productions, a media production company from New York City. The team helped the client take its existing software solution and migrate it into a modern framework. They also helped take over its management and support.

    “Their communication is one of the best parts of working with Chromedia."
    • CEO, Fantasy Sports Startup
    • “Their communication is one of the best parts of working with Chromedia."
      • CEO, Fantasy Sports Startup
  • Denver, CO
    $0 +
    10 - 49
    Denver, CO
    $0 +
    10 - 49
    Service Areas
    Mobile App Development
    Web Development
    IoT Development
    Mobile App Development Web Development IoT Development
    Service Areas
    Mobile App Development
    Web Development
    IoT Development
    Mobile App Development Web Development IoT Development
    “I recommend finding an alternative company to make your application."
    • CEO, Foil, Inc.
    • “I recommend finding an alternative company to make your application."
      • CEO, Foil, Inc.
    Denver, CO
    $0 +
    10 - 49
    ABOUT

    ThinkTree builds responsive websites and engaging mobile applications using clean code and winning UI/UX designs. They mainly work with small and mid-sized clients across consumer products, healthcare, and business services industries.

    They designed and developed WiCis Sports’ industry-leading sports medicine Android app. The revolutionary app actively tracks and streams medical-grade data, GPS location, bearing, altitude, and other critical information pertaining to outdoor adventure athletes and enthusiasts to medical experts and loved ones.

    “I recommend finding an alternative company to make your application."
    • CEO, Foil, Inc.
    • “I recommend finding an alternative company to make your application."
      • CEO, Foil, Inc.
  • Broomfield, CO
    $250,000 +
    250 - 999
    Broomfield, CO
    $250,000 +
    250 - 999
    Service Areas
    Custom Software Development
    Web Development
    Mobile App Development
    Custom Software Development Web Development Mobile App Development
    Service Areas
    Custom Software Development
    Web Development
    Mobile App Development
    Custom Software Development Web Development Mobile App Development
    “Their team was able to support our frequent changes, unlike other software engineering teams that were more rigid."
    • Technical Lead, Digital Recruitment Platform
    • “Their team was able to support our frequent changes, unlike other software engineering teams that were more rigid."
      • Technical Lead, Digital Recruitment Platform
    Broomfield, CO
    $250,000 +
    250 - 999
    ABOUT

    Gorilla Logic’s expert, full-stack, agile teams develop game-changing web and mobile apps for clients like NBC Entertainment Digital. They build custom software, mainly working for mid-market and enterprise clients across a variety of industries.

    They teamed up with Finish Line to create a mobile app that incorporated feedback from the sports shoes and apparel retailer’s technology and customer care teams, and more than 15,000 digital users. With over 500,000 downloads to date, five stars on the current iOS platform, and 4.5 stars on Android, fans have quickly embraced the new app.

    “Their team was able to support our frequent changes, unlike other software engineering teams that were more rigid."
    • Technical Lead, Digital Recruitment Platform
    • “Their team was able to support our frequent changes, unlike other software engineering teams that were more rigid."
      • Technical Lead, Digital Recruitment Platform
  • Denver, CO
    $25,000 +
    10 - 49
    Denver, CO
    $25,000 +
    10 - 49
    Service Areas
    Custom Software Development
    Mobile App Development
    UX/UI Design
    Custom Software Development Mobile App Development UX/UI Design
    Service Areas
    Custom Software Development
    Mobile App Development
    UX/UI Design
    Custom Software Development Mobile App Development UX/UI Design
    “People have said that our app is very easy to use and navigate and I credit Woodridge Software for that."
    • Executive Director, WildMed Etrier LLC
    • “People have said that our app is very easy to use and navigate and I credit Woodridge Software for that."
      • Executive Director, WildMed Etrier LLC
    Denver, CO
    $25,000 +
    10 - 49
    ABOUT

    Many enterprise clients count Woodridge Software as their dependable custom software experts, so it’s no wonder the company has achieved such widespread success. With years of experience in their industry, this Colorado-based agency is certainly here to make an impact.

    One Woodridge Software client is a globally recognized leader in their sector, and Woodridge Software has provided focused and wide-reaching services for the company for the entirety of their working relationship. This includes UX design, UI, overall brand presence and visuals, and more.

    “People have said that our app is very easy to use and navigate and I credit Woodridge Software for that."
    • Executive Director, WildMed Etrier LLC
    • “People have said that our app is very easy to use and navigate and I credit Woodridge Software for that."
      • Executive Director, WildMed Etrier LLC
  • Denver, CO
    $10,000 +
    10 - 49
    Denver, CO
    $10,000 +
    10 - 49
    Service Areas
    Blockchain
    Web Design
    Branding
    Mobile App Development
    Blockchain Web Design Branding Mobile App Development
    Service Areas
    Blockchain
    Web Design
    Branding
    Mobile App Development
    Blockchain Web Design Branding Mobile App Development
    “Their attention to detail and creativity is the main differentiator.”
    • Co-Founder, HLYWD Token
    • “Their attention to detail and creativity is the main differentiator.”
      • Co-Founder, HLYWD Token
    Denver, CO
    $10,000 +
    10 - 49
    ABOUT

    Ideas By Nature is a data-driven agency that specializes in providing modern technology solutions for clients from their office in Denver, Colo. They are experts in blockchain, web design, and branding for clients ranging from small firms to large corporations.

    As an example of their work, Ideas By Nature worked with NEBL.IO, a startup. Ideas By Nature provided branding and UX services for the startup, as well as visual design and website development.

    “Their attention to detail and creativity is the main differentiator.”
    • Co-Founder, HLYWD Token
    • “Their attention to detail and creativity is the main differentiator.”
      • Co-Founder, HLYWD Token
  • Boulder, CO
    $50,000 +
    10 - 49
    Boulder, CO
    $50,000 +
    10 - 49
    Service Areas
    Mobile App Development
    Web Development
    Custom Software Development
    IoT Development
    Mobile App Development Web Development Custom Software Development IoT Development
    Service Areas
    Mobile App Development
    Web Development
    Custom Software Development
    IoT Development
    Mobile App Development Web Development Custom Software Development IoT Development
    Worked with this company?
    Boulder, CO
    $50,000 +
    10 - 49
    ABOUT

    With a passion for both strategy and design, InspiringApps has provided mobile app design work for clients around the globe. Based in Boulder, InspiringApps brings a long history of success to each project they complete.

    When their client was just a new brand looking to make an impact, InspiringApps crafted major elements of their user engagement strategy in an emerging market. The result was a splashy entrance into the market orchestrated by InspiringApps designers and strategists.

    Worked with this company?
  • Denver, CO
    $1,000 +
    Freelancer
    Denver, CO
    $1,000 +
    Freelancer
    Service Areas
    Mobile App Development
    Web Design
    Web Development
    Social Media Marketing
    Mobile App Development Web Design Web Development Social Media Marketing
    Service Areas
    Mobile App Development
    Web Design
    Web Development
    Social Media Marketing
    Mobile App Development Web Design Web Development Social Media Marketing
    Worked with this company?
    Denver, CO
    $1,000 +
    Freelancer
    ABOUT

    Denver-based Envie Media is a one-stop-shop for website development, videography, and graphic design. An ever-evolving creative agency, they work exclusively with emerging businesses.

    For example, they partnered with Kitchen Masters to completely overhaul the interior design and installation company's website. Neatly organized for easy navigation, the new website showcases the brand’s personality and work with beautiful and classy images.

    Worked with this company?
  • Boulder, CO
    $25,000 +
    10 - 49
    Boulder, CO
    $25,000 +
    10 - 49
    Service Areas
    Custom Software Development
    Mobile App Development
    UX/UI Design
    Web Development
    Custom Software Development Mobile App Development UX/UI Design Web Development
    Service Areas
    Custom Software Development
    Mobile App Development
    UX/UI Design
    Web Development
    Custom Software Development Mobile App Development UX/UI Design Web Development
    “Mojo has always been able to deliver on the project level estimations for all of our engagements."

     "

    • CIO, United Way of Connecticut
    • “Mojo has always been able to deliver on the project level estimations for all of our engagements."

       "

      • CIO, United Way of Connecticut
    Boulder, CO
    $25,000 +
    10 - 49
    ABOUT

    Mojo Tech is a development agency based in the US and was founded in 2008. They have more than 50 employees that specialize in custom software development, mobile app development, and UX/UI design to a wide range of clients focusing on consumer products & services, business services, and financial services industries.

    TapKat Solutions partnered with Mojo Tech to create a new platform using a completely Agile process for their fundraising tech firm. The original project is complete, but future plans exist for custom integrations and self-service enablement. The launched solution yielded more than $1M in fundraising proceeds within 14 months; a success that's attracted considerable new business. Impeccable project management and reliable communications make MojoTech an ideal partner. 

    “Mojo has always been able to deliver on the project level estimations for all of our engagements."

     "

    • CIO, United Way of Connecticut
    • “Mojo has always been able to deliver on the project level estimations for all of our engagements."

       "

      • CIO, United Way of Connecticut
  • Castle Rock, CO
    $25,000 +
    10 - 49
    Castle Rock, CO
    $25,000 +
    10 - 49
    Service Areas
    Cloud Consulting & SI
    Custom Software Development
    IT Strategy Consulting
    Web Development
    Cloud Consulting & SI Custom Software Development IT Strategy Consulting Web Development
    Service Areas
    Cloud Consulting & SI
    Custom Software Development
    IT Strategy Consulting
    Web Development
    Cloud Consulting & SI Custom Software Development IT Strategy Consulting Web Development
    Worked with this company?
    Castle Rock, CO
    $25,000 +
    10 - 49
    ABOUT

    BlueRival Software has provided IT strategy consulting solutions for huge names like Spectrum as well as dozens of enterprise clients around the world. This Colorado-based agency was founded on a will to be great and has already made major waves with work for enterprise clients and startups alike.

    When JustFab needed a powerful way to supercharge their strategy, they turned to BlueRival Software. BlueRival Software completely revamped their approach to highlight some of their most appealing elements and drive higher engagement and sales.

    Worked with this company?