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Top App Development Companies in Los Angeles

10 of 26 app development companies ranked on evidence in the Q4 2026 edition.

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Between them, the 26 app development companies on this page cover eCommerce (15), creative (8), mobile app development (7) and web development (7). They also list work in California. 26 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

10 of 26 app development companies ranked on evidence held on 6 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.

Positions are fixed for the quarter; the next edition is due in January 2027.

How this is rankedAbout this edition
All app development companies 10 rankedSMEs 10 ranked
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  1. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
  2. Idea Rebel logo

    Idea Rebel

    Arts, Entertainment & Music · Advertising & Marketing · eCommerce

    Idea Rebel is a digital marketing agency that calls Toronto, Vancouver and Los Angeles home.

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    On record: Based in Toronto, Vancouver and Los Angeles

  3. IMPRiNT Digital Agency logo

    IMPRiNT Digital Agency

    Los Angeles performance marketing agency running paid media, SEO, website optimisation and automation for growth-focused brands

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    On record: Based in Los Angeles, California

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