Best SaaS Development Companies in California

131 Companies-Rankings updated: August 20, 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.

SaaS Development
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United States × California ×

  • Soft Does

    Custom Software That Works In The Real World

    Custom Software That Works In The Real World

    SoftDoes builds custom software, AI, and web applications for mid-market companies that need enterprise-grade results without the overhead of an in-house team. U.S.-based leadership. Full IP ownership. No lock-in...

    Top Services:

    • Software Development
    • AI Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
    View Profile

  • Designli

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    Build software people actually pay for.

    Build software people actually pay for.

    Designli builds mobile apps, web apps, and SaaS platforms in React Native for clients like Michelin, Hearst, and Goodwill, with 200+ product launches. Its development team uses AI-empowered engineering. The software development agency is best for businesses needing a dedicated, full-time product team...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • Web Design
    • UI/UX Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $85/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    16 Projects Listed
    View Profile
    5.0 5.0 (79)
    4.9 4.9 (84)

  • Chop Dawg

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    Meet The Partner Behind Your App's Success | Make It App'n!

    Meet The Partner Behind Your App's Success | Make It App'n!

    Meet your award-winning app development team, dedicated to turning your vision into scalable and profitable digital apps and software...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    52 Projects Listed
    View Profile
    4.9 4.9 (61)
    4.8 4.8 (76)

  • Master Of Code Global

    Business Vision Meets Technology Mastery

    Business Vision Meets Technology Mastery

    With 1000+ successfully delivered projects for clients such as Go plc, Amika, Tom Ford, Burberry, Boost.ai, GTO Lab, Dr. Oetker, Aveda, T-Mobile, and La Mer, Master of Code Global stands among the leading AI development companies with a strong product mindset...

    Top Services:

    • AI Development
    • Software Development
    • Web Development
    • Mobile App Development
    • Staff Augmentation
    • Show more
    Location
    Redwood City, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile
    4.5 4.5 (2)
    4.0 4.0 (4)

  • DigiNeat Smart Technologies

    Innovating Your Digital Future

    Innovating Your Digital Future

    DigiNeat is a team of professionals who create stunning designs and integrate cutting-edge technologies to increase sales. We help businesses stand out in the online space and attract customers with unique solutions that combine creativity and efficiency...

    Top Services:

    • Web Development
    • Mobile App Development
    • Software Development
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
    View Profile
    4.5 4.5 (2)
    5.0 5.0 (2)

  • EltexSoft

    Senior Web, Mobile & AI Engineering

    Senior Web, Mobile & AI Engineering

    Boutique studio of senior engineers building web, mobile, and AI products since 2015. We embed as a long-term extension of your team and ship code that lasts. 5.0 on Clutch, top 1% on Upwork...

    Top Services:

    • Web Development
    • Mobile App Development
    • Software Development
    • Software Testing
    • AI Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile
    5.0 5.0 (3)

  • UPDIVISION

    Building unicorns

    Building unicorns

    We take ideas and turn them into software products users love. Whether it's building the next unicorn or reimagining your existing application. We solve real-life challenges through design thinking and game-changing software. Since 2010...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Graphic Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    11 Projects Listed
    View Profile
    4.4 4.4 (5)

  • eSEOspace

    Custom Website Design Company. Local US-based team! We Preserve & Optimize your SEO in the Process

    Custom Website Design Company. Local US-based team! We Preserve & Optimize your SEO in the Process

    Services We Offer: Software, Web Applications. We have 15+ years of experience designing and developing websites and software from scratch. Our background and emphasis in behavior science allows us to creatively design websites and software systems to convert. Call us at: (916) 866-7893 for a quote!...

    Top Services:

    • Web Design
    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • SEO
    • Show more
    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    32 Projects Listed
    View Profile
    4.9 4.9 (17)
    4.8 4.8 (23)

  • Data Titan

    Software, mobile and SaaS application development since 2004.

    Software, mobile and SaaS application development since 2004.

    We are located in beautiful Phoenix, Arizona, and we can meet you in person anywhere in Arizona or Southern California. We have clients coast to coast and we have a long and proud history as a technology advocate for small business. To learn more, call us at 623-845-2747 or visit datatitan.com...

    Top Services:

    • Mobile App Development
    • Software Development
    • IT Services
    • Digital Services
    • Digital Strategy
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.8 4.8 (8)

  • Tepia

    Invested in Your Success

    Invested in Your Success

    Tepia is a software company founded in 2012 with over 30 years of experience in web and mobile app development. We are a passionate and agile team of developers, designers, and strategists who are consistently pushing the boundaries of technology...

    Top Services:

    • Mobile App Development
    • eCommerce Development
    • Software Testing
    • Software Development
    • UI/UX Design
    • Show more
    Location
    Costa Mesa, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    2 Projects Listed
    View Profile
    4.6 4.6 (3)
    4.8 4.8 (26)

  • Bay Area Coders

    Strategy, design, engineering, and AI

    Strategy, design, engineering, and AI

    Bay Area Coders is a San Francisco-based product and engineering studio working with venture-backed startups and growth-stage companies since 2016. We combine strategy, design, engineering, and AI to help teams ship real products and modernize existing ones...

    Top Services:

    • Software Development
    • Web Development
    • Mobile App Development
    • AI Development
    • Design Services
    • Show more
    Location
    Roseville, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • Airdev

    World-Class Products Built By Human Experts + AI

    World-Class Products Built By Human Experts + AI

    Airdev is a software development agency based in San Francisco that combines human experts with AI to build world-class products in a fraction of the time and cost of conventional agencies. After 1,000+ builds, we know how to ship fast without sacrificing quality...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Web Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    9 Projects Listed
    View Profile

  • KB Solutions

    Your Vision, Our Expertise

    Your Vision, Our Expertise

    KB Solutions delivers personalized digital marketing and branding services to help businesses stand out and thrive in competitive markets...

    Top Services:

    • Web Development
    • Web Design
    • eCommerce Development
    • Software Development
    • Mobile App Development
    • Show more
    Location
    Pasadena, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • TechMatter

    Health Tech and Managed IT Services Company

    Health Tech and Managed IT Services Company

    TechMatter is a leading global provider of technology and healthcare solutions headquartered in Glendale, California. The company specializes in enterprise software development, automation, and revenue cycle management, empowering organizations to streamline operations and achieve sustainable growth. With a...

    Top Services:

    • Digital Services
    • Design Services
    • UI/UX Design
    • Web Development
    • Affiliate Marketing
    • Show more
    Location
    Glendale, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $100/hr
    View Profile
    4.5 4.5 (40)

  • Diffco

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    Your trusted AI software development partner

    Your trusted AI software development partner

    Diffco is a software development company that builds cross-platform mobile apps, bespoke SaaS portals, custom database architectures, and admin management panels. The studio deploys clean Python, Node.js, React, and Swift codebases alongside automated testing setups and CI/CD pipelines engineered for...

    Top Services:

    • AI Development
    • Software Development
    • Staff Augmentation
    • Mobile App Development
    • Web Development
    • Show more
    Location
    San Jose, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $110/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    31 Projects Listed
    View Profile
    5.0 5.0 (33)
    5.0 5.0 (24)

  • Idea Maker

    You Think It, We'll Build It.

    You Think It, We'll Build It.

    Idea Maker is a U.S.-based software development agency helping businesses transform ideas into scalable digital products. Our expert team specializes equally in mobile apps, custom software, AI-powered solutions, and modern web platforms...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • AI Development
    • Web Design
    • Show more
    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    10 Projects Listed
    View Profile
    4.8 4.8 (6)
    5.0 5.0 (16)

  • LIVEWEBMEDIA

    Web Design, Development and Marketing Agency

    Web Design, Development and Marketing Agency

    This Los Angeles based company is not your average web design and marketing company, LiveWebMedia is an avant-garde web and interactive media agency founded in 1998 in Southern California...

    Top Services:

    • eCommerce
    • Social Media Marketing
    • Digital Marketing
    • PPC
    • Web Design
    • Show more
    Location
    Laguna Beach, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $50,000 & Up
    View Profile
    4.9 4.9 (38)

  • Saritasa

    We Empower Businesses Through Technology.

    We Empower Businesses Through Technology.

    Saritasa is a leading custom software development company offering a wide range of services, including mobile development, web development, AR/VR development, IoT solutions, DevOps, custom development, and database development...

    Top Services:

    • Software Development
    • Mobile App Development
    • VR/AR
    • Web Development
    • eCommerce Development
    • Show more
    Location
    Irvine, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $130/hr
    Portfolios Count
    5 Projects Listed
    View Profile
    4.3 4.3 (1)
    4.2 4.2 (31)

  • ByteLaunch

    Launching Ideas, Transforming Businesses

    Launching Ideas, Transforming Businesses

    ByteLaunch specializes in custom software development, empowering businesses to bring innovative ideas to life through technology...

    Top Services:

    • Mobile App Development
    • Software Development
    Location
    San Juan Capistrano, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $140/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile

  • Goji Labs

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    An Award-Winning Agency That Builds It Right

    An Award-Winning Agency That Builds It Right

    Goji Labs builds custom web and mobile apps, AI-powered products, and digital platforms for startups and nonprofits, with clients like WWF and WHO. It serves healthcare, fintech, and media verticals. A practical fit for early-stage startups and mission-driven organizations needing a product partner...

    Top Services:

    • Mobile App Development
    • Software Development
    • UI/UX Design
    • AI Development
    • Web Design
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $149/hr
    Portfolios Count
    19 Projects Listed
    View Profile
    5.0 5.0 (91)
    4.9 4.9 (57)

  • Utility

    Award-Winning Mobile Design & Development Agency with AI Expertise

    Award-Winning Mobile Design & Development Agency with AI Expertise

    Utility is a premier digital product agency specializing in custom mobile apps, web platforms, and AI-powered solutions for forward-thinking startups and global brands including Airbnb, Coca-Cola, Samsung, the NBA, and Forbes...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • UI/UX Design
    • Digital Services
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    1 Project Listed
    View Profile
    4.6 4.6 (10)

  • Railsware

    Railsware - A software development agency

    Railsware - A software development agency

    We're a software development agency that builds products that scale. Our engineering-first culture and product-minded approach have powered success stories like Calendlythe scheduling platform that revolutionized meetings for millions...

    Top Services:

    • Software Development
    • AI Development
    • Mobile App Development
    • IT Services
    • DevOps Consulting
    • Show more
    Location
    West Hollywood, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $50,000 & Up
    View Profile
    4.6 4.6 (20)

  • Top Notch Dezigns®

    Web Design + Digital Marketing Agency | 20+ Years Experience

    Web Design + Digital Marketing Agency | 20+ Years Experience

    Top Notch Dezigns® is a full-service web design and digital marketing agency that specializes in custom websites tailored to meet diverse business requirements. With a focus on boosting brands, increasing conversions, and generating leads...

    Top Services:

    • Web Design
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Digital Marketing
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Portfolios Count
    12 Projects Listed
    View Profile
    4.5 4.5 (2)
    5.0 5.0 (7)

  • Dreamers Inc.

    VerifiedVerified by the DesignRush team for authenticity and credibility.
    Your spark, our fuel

    Your spark, our fuel

    Dreamers is a research, data science, and tech consultancy that specializes in building solutions for complex problems. We are based in sunny California, but we work remotely with clients from all over the world. We're engineer-owned and operated, meaning you'll get personal attention and quick answers...

    Top Services:

    • AI Development
    • Blockchain
    • Software Development
    • Mobile App Development
    • Wearables
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    14 Projects Listed
    View Profile
    4.3 4.3 (1)

  • Endertech

    Beautiful & Functional Digital Solutions That Deliver ROI

    Beautiful & Functional Digital Solutions That Deliver ROI

    Endertech (endertech.com, 310.400.0800) is a full-service web and software development company near Los Angeles since the year 2000 providing custom design, e-commerce, software development, and online marketing support. “If you can dream it; We can build it”...

    Top Services:

    • Digital Services
    • Web Development
    • Web Design
    • eCommerce Development
    • Software Development
    • Show more
    Location
    Torrance, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.6 4.6 (19)

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