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Top App Development Companies in Ireland

12 of 29 app development companies ranked on evidence in the Q4 2026 edition.

Between them, the 29 app development companies on this page cover web development (7), iOS app (7), android (6) and eCommerce (6). They also list work in Dublin. 29 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

12 of 29 app development companies ranked on evidence held on 12 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.

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All app development companies 12 ranked SMEs 12 ranked

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CDG Brand
Branding
CDG Brand is a Dublin agency that combines brand strategy, visual design, web work and digital marketing.
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Why #1: Based in Dublin, Ireland · Founded 1989, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Enhance
Web Development · Video
Enhance is recorded as a web design and development company in Dublin, Ireland.
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Why #2 (shared): Based in Dublin, Ireland · Founded 1996, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
FUSIO
FUSIO designs and develops websites and mobile apps from its base in central Dublin.
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Why #2 (shared): Based in Dublin, Ireland · Founded 1996, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Bluebloc
Creative · Responsive · iPhone
Since 1999 Bluebloc, a creative digital studio in Dublin, has designed and developed digital experiences for organisations in Ireland.
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Why #4: Based in Dublin, Ireland · Founded 1999, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Cron Design Studio
Cron Design Studio is a design and web software company in Dublin, Ireland, run by Ciaran O'Kelly.
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Why #5: Based in Dublin, Ireland · Founded 2003, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Tapadoo
Mobile App Development · iOS App · Web Design
Tapadoo builds mobile apps and nothing else. The company began in 2009, soon after Apple released its iOS developer kit, and works from Dublin.
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Why #6: Based in Dublin, Ireland · Founded 2009, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Brainstorm Design Ireland
SEO · Creative · WordPress · Also in Tuscany
Brainstorm Design Ireland, which trades as Brainstorm, was founded in Limerick and remains independently led. It is a web and brand studio.
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Why #7: Based in Limerick, Ireland · Founded 2010, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Kill The Loop
Dublin software company building mobile apps, websites, e-commerce and digital marketing for clients in Ireland, the UK and the USA
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Why #8: Based in Dublin, Ireland · Founded 2011 · Small consultancy, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
SI
Showoff.ie
Mobile App Development · Web Development · iOS App
Showoff.ie is a software, web and app development company based in Wicklow, Ireland.
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Why #9: Based in Wicklow, Ireland · Founded 2012, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Cyan Bear
Cyan Bear is an Irish company, set up in 2018, that runs a group of websites and online businesses.
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Why #10: Based in Ireland · Founded 2018, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
HST Solutions
From its base in Ireland, HST Solutions serves clients in the United Kingdom and across Europe.
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Why #11 (shared): Based in Ireland · ISO 27001, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Square Root Solutions
Mobile App Development · Web Development · iOS App
Square Root Solutions is a software company in Ireland. It designs and develops mobile apps, web applications and AI-enabled products for Irish startups, small and medium…
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Why #11 (shared): Based in Ireland · ISO 27001, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
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
8bytes
Also in Dublin
8bytes is a small software team in Dublin that builds, launches and improves web and mobile apps.
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On record: Based in Dublin, Ireland
AcclivousByte
Software house building mobile apps, websites, custom software and AI projects, with offices in Ireland, the US and Pakistan
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On record: Office in Ireland
App Design
Mobile App Development · iOS App · Business Services
App Design works from Galway, in the west of Ireland, creating mobile and web apps.
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On record: Based in Galway, Ireland
Appify
Business Services · Financial Services · App Development · Also in Massachusetts and Hove
Appify is a team of mobile specialists that helps enterprises and brands plan, build and look after mobile apps.
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Appuchino
Supply Chain, Logistics, and Transport · Business Services · Information Technology
Appuchino designs and develops mobile apps from its base in Dublin, Ireland.
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On record: Based in Dublin, Ireland
Armour Interactive
Armour Interactive is a digital studio in Galway, Ireland, that designs and develops web applications and mobile apps.
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On record: Based in Galway, Ireland
DataDyne Consulting
DataDyne Consulting is headquartered in Ireland and lists international offices in New York, South America and Asia.
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On record: Based in Ireland
Engraft Solutions
Web Development · Information Technology · eCommerce · Also in Pune
A group of technical people with experience in open source technologies, Engraft Solutions says its members are motivated to build products that make life easier for end users.
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On record: Office in Ireland
FireSky
eCommerce · SEO · Creative
For WordPress sites and Shopify stores, Irish businesses turn to FireSky, which trades as Firesky Studios. The studio works mainly on those two platforms.
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On record: Based in Ireland
GRIP Software Solutions
Supply Chain, Logistics, and Transport · Business Services · Financial Services
Based in Dublin, Ireland, GRIP Software Solutions designs custom business software and mobile apps, and it describes its work as helping customers take advantage of digital…
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On record: Based in Dublin, Ireland
his.ie.
eCommerce · SEO · WordPress · Also in Dublin
The business behind his.ie is run by Eric from Baldoyle, on the north side of Dublin, where he designs and builds websites on his own.
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On record: Based in Baldoyle, north Dublin, Ireland
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.
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On record: Based in Dublin, Ireland

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Top App Development Companies in Ireland

CDG Brand

Enhance

FUSIO

Bluebloc

Cron Design Studio

Tapadoo

Brainstorm Design Ireland

Kill The Loop

Showoff.ie

Cyan Bear

HST Solutions

Square Root Solutions

8bytes

AcclivousByte

App Design

Appify

Appuchino

Armour Interactive

DataDyne Consulting

Engraft Solutions

FireSky

GRIP Software Solutions

his.ie.

InnerFunction Ltd.

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