Our expert analysts researched and ranked the leading California iPhone app development companies that build customer-centric applications that engage and convert users into paying customers. Use our practical tool to filter listings by budget, size and reviews and select the best partner for your business needs.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × California × iPhone App Development × Hobbies & Gifts × $1,000 - $10,000 ×Clear Filters
  • Keep Your Business Competitive in an App-Connected World.

    Expert website design and development - mobile application development - API integration: we do it all! Your online presence can't be left to just anyone. We are an agile-focused agency with a high client satisfaction rate. Whatever you need to build to scale your business - we'll help you build it the...

    Top Services:

    • eCommerce Development
    • Web Development
    • Web Design
    • UI/UX Design
    • Mobile App Development
    • Show more
    Location
    Pasadena, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    12 Projects Listed
  • Well-Rounded Perspectives To Achieve Effective Marketing Outcomes

    Kobe Digital is a unified team of performance marketing, design, and video production experts. Our mastery of these disciplines is what makes us effective. Our ability to integrate them seamlessly is what makes us unique...

    Top Services:

    • Web Design
    • Digital Marketing
    • Video Production
    • Mobile App Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    15 Projects Listed
  • We Build Apps That Users Love

    Pentagram is a globally recognized independent design consultancy delivering multidisciplinary creative services across branding, digital experiences, and visual communication. The firm works with organization of all sizes to craft impactful identities, combining strategy, design thinking and technology to...

    Top Services:

    • Mobile App Development
    • UI/UX Design
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $24/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed

Why companies trust DesignRush

Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
130,200+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
3

Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.