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Top App Development Companies in Ireland

12 of 30 app development companies ranked on evidence in the Q4 2026 edition.

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Between them, the 30 app development companies on this page cover web development (7), iOS app (7), eCommerce (7) and creative (7). They also list work in Dublin. 30 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

12 of 30 app development companies ranked on evidence held on 5 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 12 rankedSMEs 12 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. IL

    InnerFunction Ltd.

    Web Development · iOS App · Web Design

    InnerFunction Ltd. is a software company based in Dublin. It specialises in smartphone apps, mobile internet and cloud-based web services.

    Write a review
  3. Ireland SEO logo

    Ireland SEO

    SEO · front · Also in Silicon Valley and Dublin

    Ireland SEO is a digital marketing agency based in Dublin. Search engine optimisation is its main service, and it also builds and hosts websites for companies, charities and public…

    Write a review

    On record: Based in Dublin, Ireland

  4. Irish Web Experts logo

    Irish Web Experts

    Web Design · eCommerce · SEO · Also in Dublin, Ireland and Dublin

    Irish Web Experts is a Dublin agency that designs websites, builds online shops and supports digital marketing.

    Write a review

    On record: Based in Dublin, Ireland

  5. iToorer IE Limited logo

    iToorer IE Limited

    iToorer IE Limited trades as Itoorer and develops technology for the tourism industry.

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    On record: Based in Dublin, Ireland

  6. TADCO logo

    TADCO

    Mobile App Development · Web Development · iOS App

    TADCO is an independent app development company based in Galway, Ireland, though most of its clients are in Dublin.

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    On record: Based in Galway, Ireland

  7. TD

    Travelport Digital

    Web Development · iOS App · Web Design

    At Travelport Digital (formerly MTT), we strive to make travel better and to enable airlines, TMCs, and other travel companies, to shape new and superior travel experiences with…

    Write a review

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Top B2B companies in Ireland15 categories ranked, 348 companies
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