Best App Developers for Startups

5 Companies - Rankings updated: May 13, 2026

Each agency listed on DesignRush is assessed for industry expertise and customer testimonials are evaluated in order to provide you with a vetted selection. Certain listings represent paid partnerships.

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United States × California × Sunnyvale ×

  • Innofied Solution

    Guaranteeing a 5 star experience!

    Innofied is an award-winning B2B AI software development company with 600+ successful projects since 2012, helping businessesincluding Fortune 500 companieswith modern AI and SaaS solutions. With a global presence, our game-changing automated solutions continue to drive success across industries.  [... see all Innofied Solution reviews ]
    Location
    Sunnyvale, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    20 Projects Listed

    Innofied Solution Services

    • Mobile App Development
    • Web Design
    • eCommerce Development
    • WordPress Website Design
    • Web Development
    • UI/UX Design
    • Software Development
    • Blockchain
    • AI Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts

    Clients and Projects

    View Full Portfolio
    • Flute Mania
      App Development Project Flute Mania
    • GoodFood – Food Delivery App
      App Development Project GoodFood – Food Delivery App
    • BidRide - Ride app with bidding features
      App Development Project BidRide - Ride app with bidding features
    • Octopull - team coordination
      App Development Project Octopull - team coordination
    • Privy - Toilet Locator
      App Development Project Privy - Toilet Locator
    • InnoStore
      App Development Project InnoStore
    View Full Portfolio
    Comprehensive analysis done by DesignRush Agency Experts.
    • Bestbuy
    • VSP
    • Nuvoco
    • KwikKopy
    • IMD
    • Lixil
    • Viapool
    • Taxi 10
    • SnappOrder
    • Cordial
    Data sourced from the agency's DesignRush profile

    Innofied Solution Reviews & Testimonials

    • Gianfranco Williams
      Gianfranco Williams CEO at Adak LTD
      5.0★

      Software Development Review from Gianfranco Williams

      To date, Innofied has produced high caliber work on a timely delivery schedule. Working in 15-day sprints, the team has facilitated a smooth, fast, and productive workflow. Their services have exceeded expectations and secured customer satisfaction. The app is expected to perform well, thanks to Innofied's commitment to excellence. Their fluid communication and problem-solving skills fostered a positive collaboration. I would recommend Innofied to anyone.

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    • Manosh Patra
      Manosh Patra Review from Google
      1.0★

      Manosh Patra's Review Sourced from Google

      Not professional at all, delivery of the application and website were not what they promised.. Bad service and worst Development of website and application. The funny part is that when a person post a genuine review they say they have not worked for them and all the good reviews are from the people who works in this company or rather they are forced .Please do not think of giving a big project to them as they are not capable of it.

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    • David Mishr
      David Mishr Review from Google
      5.0★

      David Mishr's Review Sourced from Google

      Innofied is a highly professional, collaborative company. They developed an app for me, and helped guide me through the process. They understand each and every bit of a project and deliver an excellent product. I would definitely recommend Innofied. They have expertise, as well as they are great people.

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    Reviews verified by DesignRush and sourced from the agency's profile
    View Profile
    4.3 4.3 (1)
    4.1 4.1 (77)

  • yuj - UX Design Company

    Enterprise UX Design | 3,000+ Projects for Fortune 100/500 Clients

    yuj is a global UX design company with 16+ years of experience and 3,000+ projects delivered for Fortune 100 and Fortune 500 clients across automotive, fintech, healthcare, and hi-tech industries.  [... view Yuj - UX Design Company profile ]
    Location
    Sunnyvale, California
    Number of Employees
    100 - 249
    Portfolios Count
    8 Projects Listed

    yuj - UX Design Company Services

    • Product Design
    • AI Development
    • Digital Strategy
    • Design Services
    • UI/UX Design
    • Business Consulting
    • Market Research
    • Mobile App Development
    • Web Design
    • Web Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts

    Clients and Projects

    View Full Portfolio
    • Global Parts Discovery Platform
      UX Research Project for Manufacturing Company Global Parts Discovery Platform
    • Revolutionising Financial Crime Detection
      User Experience Project for Fintech Company Revolutionising Financial Crime Detection
    • Increasing Task Efficiency Through UX Strategy
      UX Strategy Project for Hospitality Company Increasing Task Efficiency Through UX Strategy
    • Revolutionising Farming Landscape
      User Experience Project for Automotive Company Revolutionising Farming Landscape
    • Enhancing Human Connection Through Digital Experience
      UX Strategy Project for Wellness & Fitness Company Enhancing Human Connection Through Digital Experience
    • Smart Supply Chain Risk Monitoring
      AI UI/UX Design Project Smart Supply Chain Risk Monitoring
    View Full Portfolio
    Comprehensive analysis done by DesignRush Agency Experts.
    • Verizon
    • Honeywell
    • Wayfair
    • ZS
    • NICE
    • Otis
    • Vasana
    • SonicWall
    • Schlumberger
    • CISCO
    Data sourced from the agency's DesignRush profile

    yuj - UX Design Company Reviews & Testimonials

    • jyoti barasker
      jyoti barasker Review from Google
      5.0★

      jyoti barasker's Review Sourced from Google

      Love the environment of the company. Many new things to learn here at YUJ Designs. Thank you YUJ team for guiding me & always helping me in executing new ideas.

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    • Sehej Pahujaa
      Sehej Pahujaa Review from Google
      4.0★

      Sehej Pahujaa's Review Sourced from Google

      Some of the things I appreciate about this organisation -- Inspite of being a fresher, handling clients first hand- Training programme to bridge the gap between education and industry- Extremely supportive and humble management

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    • Revati Dani
      Revati Dani Review from Google
      5.0★

      Revati Dani's Review Sourced from Google

      A wholesome experience with the team, highly motivated and passionate about their work and gives their 100% when it comes to deadlines and deliverables.

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    Reviews verified by DesignRush and sourced from the agency's profile
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    4.3 4.3 (92)

  • ThinkSys

    Deploy Dream Applications From Scratch

    Our team of over 200 IT experts and engineers harness the power of contemporary technologies, advanced frameworks, and innovative methodologies to deliver unmatched and top-notch outsourced services from India.  [... view ThinkSys profile ]
    Location
    Sunnyvale, California
    Number of Employees
    100 - 249
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed

    ThinkSys Services

    • Mobile App Development
    • Web Design
    • eCommerce Development
    • Web Development
    • Software Testing
    • Software Development
    • AI Development
    • DevOps Consulting
    • Cybersecurity
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts

    Clients and Projects

    View Full Portfolio
    • Applied Mobile APP((Native in iOS and Android))
      App Development Project Applied Mobile APP((Native in iOS and Android))
    • Nomad Adblocker Browser
      App Development Project Nomad Adblocker Browser
    • Match Dating App
      App Development Project Match Dating App
    • Zynbit
      App Development Project Zynbit
    View Full Portfolio
    Comprehensive analysis done by DesignRush Agency Experts.
    • Match
    • Perion
    • American Greetings
    • Shutterstock
    • Just Pharma
    • Playtika
    • Angies List
    • Allegro
    • Atlas Financial Holdings
    • Delightme
    Data sourced from the agency's DesignRush profile
    View Profile
    1.0 1.0 (1)

  • Fortunesoft IT Innovations

    Industry-Specific, Ready To Deploy Solutions That Drive Results

    Fortunesoft is an AI-driven digital engineering and solutions company specializing in Healthcare, Life Sciences, and Fintech.  [... view Fortunesoft IT Innovations profile ]
    Location
    Sunnyvale, California
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000

    Fortunesoft IT Innovations Services

    • Software Development
    • Product Design
    • AI Development
    • Mobile App Development
    • Staff Augmentation
    • IT Services
    • IT Compliance Solution
    • Managed Services
    • Web Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Terumo
    • Clinical C2
    • DBS-KFC
    Data sourced from the agency's DesignRush profile
    View Profile

  • MobMaxime

    Top Mobile App and Web Development Company in Canada, USA and UK

    We design highly polished iPhone, Android and Web Apps for startups and Enterprise clients.  [... view MobMaxime profile ]
    Location
    Sunnyvale, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed

    MobMaxime Services

    • Mobile App Development
    • Web Development
    • UI/UX Design
    • IoT
    • Digital Marketing
    • Software Development
    • Web Design
    • eCommerce Development
    • SEO
    • Software Testing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts

    Clients and Projects

    View Full Portfolio
    • Live Soccer TV
      App Development Project Live Soccer TV
    • BeeKee
      App Development Project BeeKee
    • Bloomz
      App Development Project Bloomz
    View Full Portfolio
    Comprehensive analysis done by DesignRush Agency Experts.
    • Bacsoft
    • Ziptask
    • Clementine
    Data sourced from the agency's DesignRush profile
    View Profile

About The Author and Expert Reviewer

Content Specialist

selina@designrush.com

Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.

Former Development Director

spotlight@designrush.com

Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.

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