Fasttax Reviews 

268
TrustScore 5 out of 5

4.9

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Rated 5 out of 5 stars

Declan was great and went above and beyond to help me navigate my tax return and offered some investment advice.

Rated 5 out of 5 stars

FastTax was very helpful to me. They are professional, efficient, reliable and promptly reply to queries. I would have no hesitation in recommending them.

Rated 5 out of 5 stars

Great professionals. Easy platform to work and they check everything once you have uploaded all documentation. Declan makes sure that if you have any questions or queries, they are responded to with... See more

Rated 5 out of 5 stars

Declan and the team at FastTax were exceptionally supportive and efficient. The web portal was easy to use and the dashboard kept me informed of what to do next. We used the premium Plan 3 for the Fo... See more

Company details

  1. Tax Advisor
  2. Tax Consultant
  3. Tax Preparation Service

Written by the company

For time-conscious people with income beyond PAYE we offer guided, expert-backed tax filing that’s easier than ROS and more affordable than an accountant, helping you save time, avoid mistakes, and file with confidence. If you need to file a Form 11, at FastTax.ie we’re here to make it as easy as possible. We make completing income tax returns simple for: landlords earning rental income from Irish property; self-employed, sole traders or freelancers; PAYE workers with additional income; and pensioners receiving pensions, ARFs, or investment income. Our customers want to know if they’re paying the right amount of tax, if they can save anywhere on tax, and to get their taxes over and done with for another year. The Revenue’s ROS system is complex and confusing, but accountants are expensive and time consuming. FastTax.ie offers the affordable and convenient middle ground – you choose the level of support needed.


Contact info

4.9

Excellent

TrustScore 5 out of 5

268 reviews

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4.9

All reviews

(268)

20 reviews in the last 12 months

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Companies on Trustpilot aren't allowed to offer incentives or pay to hide reviews. Reviews are the opinions of individual users and not of Trustpilot. Read more

Rated 5 out of 5 stars

Declan was great …

Declan was great and went above and beyond to help me navigate my tax return and offered some investment advice.

27 August 2026
Unprompted review
Rated 5 out of 5 stars

Declan and the team at FastTax

Declan and the team at FastTax were exceptionally supportive and efficient. The web portal was easy to use and the dashboard kept me informed of what to do next. We used the premium Plan 3 for the Form 11 tax return and Declan kept with us all the way to the review and filing to Revenue. Thanks Declan.

8 June 2026
Unprompted review
Rated 5 out of 5 stars

I got my accounts sorted in about an…

I got my accounts sorted in about an hour or so using Plan 3 where Declan and the team submit the 2025 income from all sources for my wife and I on a joint basis. So easy as Fastax.ie populates almost all fields for us particularly DSW and PPP income so no trawling through bank statements or self computation. It’s all done by the software and it is so worth it going for the €395 plan. Thanks Declan. It was a doddle!
James

2 April 2026
Unprompted review
Rated 5 out of 5 stars

We recently had the pleasure of working…

We recently had the pleasure of working with Declan at Fasttax.ie, and we couldn't be happier with the service provided. His expertise and attention to detail made the entire process smooth and stress-free. He was always available to answer our questions and offered valuable insights that helped us make informed financial decisions. We highly recommend them to anyone in need of reliable and professional accounting services!

1 November 2025
Unprompted review
Rated 5 out of 5 stars

How easy it is to complete your tax return

The website is easy to use. The staff are very friendly and wll answer any questions you may have. The big plus is that there is always some one who will talk you through any issues or queries you may have, I have used this service for many years and it takes away the stress associated with completing your tax return.

12 November 2025
Unprompted review
Rated 5 out of 5 stars

Declan is one of a kind

Declan is one of a kind. His support and guidance though the tax return process has been second to none. I am very much a novice in this area and he took the stress out of it for me. I can't recommend FastTax highly enough.

29 October 2025
Unprompted review
Rated 5 out of 5 stars

Highly recommend

Highly recommend. Takes the complication out of year end accounts. Help is not to far away and the gentleman I dealt with was brilliant. And spoke clear English. Which is refreshing in Ireland in 2025.

23 December 2024
Unprompted review
Rated 5 out of 5 stars

I have used Fasttax.ie

I have used Paylesstax.ie, now Fastax.ie for years now.
Declan and his team are fantastic and very supportive by phone and email.
They have made sure we have gotten all benefits and relief we were due.
We cannot recommend the team enough.

18 October 2025
Unprompted review

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