Our expert analysts listed the best California wearable app developers that create customer-centric applications for all types of wearable devices. Use our practical tool to filter listings by size, reviews and average rates and select the best partner for your business needs.

Best Wearable App Development Company In California

3 Companies-Rankings updated: September 06, 2026

DesignRush assesses agencies using expertise standards and verified client experiences to help you make better decisions. Certain agencies have paid placements.

Wearables
Automotive
$50,000 & Up
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United States × California × Wearable App Development × Automotive × $50,000 & Up ×Clear Filters

  • Kanda Software

    A Reliable Full-Service Software Development, Cloud, DevOps and QA Partner

    Leveraging 30 years of excellence designing, developing, deploying and supporting world-class software solutions, Kanda Software has established itself as a trusted Software Development, Cloud Engineering, DevOps and QA partner for companies ranging from innovative startups to large enterprises...

    Top Services:

    • Software Development
    • Mobile App Development
    • IT Services
    • IoT
    • VR/AR
    • Show more
    Location
    Alameda, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    16 Projects Listed

    Kanda Software Services

    • Software Development
    • Mobile App Development
    • IT Services
    • IoT
    • VR/AR
    • UI/UX Design
    • Staff Augmentation
    • Business Consulting
    • ERP Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • OneSky
    • Rue La La
    • imprivata
    • Lionbridge
    • CBRE
    • Havas Media
    • College Interactive
    • KAUST
    • Nuance
    • Association of Computing Machinery
    Data sourced from the agency's DesignRush profile

    Kanda Software Reviews & Testimonials

    • Alex Koifman
      Alex Koifman President at RJCF
      5.0★

      Software Development Review from Alex Koifman

      I've used Kanda's services for years. They're reliable and their work is of high quality. I'd recommend them to anyone looking for a partner in software engineering initiatives.

    • Andrew Duggan
      Andrew Duggan CEO at medQue
      5.0★

      Mobile App Development Review from Andrew Duggan

      Kanda proved to be an exceptional choice for our development needs. They were much more [of] a partner to our startup than a vendor. The entire team treated our project like it was their own company, and the results showed that. Our customers were extremely please[d] with the desktop and mobile applications. I would definitely recommend hiring Kanda for any and all of your development needs. (Verified via email)

    • Alan Bugos
      Alan Bugos Head of Technology at LifePod Solutions
      4.8★

      Software Development Review from Alan Bugos

      We have worked with Kanda Software for over two years and [are] very please[d] with the quality of work, cost-effective approach in resourcing team members, and the expertise they bring to solving very complex development challenges. Overall, we are very happy with Kanda's team! (Verified via email)

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit WebsiteView Profile
    4.7 4.7 (4)
    4.8 4.8 (8)

  • ITRex Group

    Your Innovation Partner

    ITRex delivers end-to-end AI and data solutions from strategic planning to real-world deployment. The companys expertise spans LLM integration, RAG, copilots, SLMs, and autonomous AI agents, all engineered for reliability and scale...

    Top Services:

    • Software Development
    • Mobile App Development
    • Software Testing
    • AI Development
    • IoT
    • Show more
    Location
    Aliso Viejo, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed

    ITRex Group Services

    • Software Development
    • Mobile App Development
    • Software Testing
    • AI Development
    • IoT
    • Blockchain
    • IT Compliance Solution
    • IT Services
    • Big Data Analytics
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Dollar Shave Club
    • Jib Jab
    • 21st Century Fox
    • Procter & Gamble
    • Meet Me
    • Dun & Bradstreet
    Data sourced from the agency's DesignRush profile

    ITRex Group Reviews & Testimonials

    • Tammy Walker
      Tammy Walker Owner at Retail Company
      5.0★

      IT Services Review from Tammy Walker

      Extremely creative and awesome company name. It sounds trustworthy.

    • Undisclosed
      Undisclosed Product Owner at Global retailer
      5.0★

      Web Development Review from Undisclosed

      We are making in minutes things that our teams have been stuck with for days before.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit WebsiteView Profile
    4.5 4.5 (2)
    4.9 4.9 (14)

  • Appstem

    Appstem Designs and Develops Custom Software To Help Our Clients Solve Complex Business Problems.

    Appstem is a full-service mobile strategy, design and development agency, Based in San Francisco, Appstem has delivered over 200 apps with a team of experts specializing in strategy, QA, development and UI/UX design...

    Top Services:

    • Web Design
    • eCommerce Development
    • IoT
    • Mobile App Development
    • Software Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed

    Appstem Services

    • Web Design
    • eCommerce Development
    • IoT
    • Mobile App Development
    • Software Development
    • DevOps Consulting
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Tesla
    • Johnson & Johnson
    • Zendesk
    • Kaiser
    • Monster
    • Byton
    • Geisinger
    • Cambia
    Data sourced from the agency's DesignRush profile

    Appstem Reviews & Testimonials

    • Nate Sroor
      Nate Sroor Review from Google
      5.0★

      Nate Sroor's Review Sourced from Google

      From my initial consultation to the completion of the development process, the entire team at AppStem has been a pleasure to work with. With so many Mobile App Development companies to choose from, it's important to chose one who is willing to understand your needs and clearly outline a game plan before getting into development. If you're looking for more of a partner than just an agency, you're in good hands with AppStem.

    • Zachary Zimmerman
      Zachary Zimmerman Review from Google
      5.0★

      Zachary Zimmerman's Review Sourced from Google

      Not sure I would have been able to find a better development team. My app was built to spec and is running great! I would highly recommend them

    • Ryan Ricketts
      Ryan Ricketts Review from Google
      5.0★

      Ryan Ricketts's Review Sourced from Google

      AppStem was able to answer all my questions in regards to designing a mobile app. They brought original ideas and professional aspect to their project for us. My team was extremely happy with the final results. I know I will be going back to them for my mobile app development needs.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
    Visit WebsiteView Profile
    4.6 4.6 (8)

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