Side by side
FastTax vs Online Filings
Both stand on tax software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid Web
FastTax offers three clearly separated levels of help for Irish Form 11 preparation. The main choice is between self-submission through ROS and Premium’s FastTax.ie submission service.
Visit FastTax Paid Web
Online Filings brings company formation, tax registrations, and electronic compliance filings into one web service. Its identity checks, reminders, and government connections suit users managing UK business administration.
Visit Online FilingsThe facts
| FastTax | Online Filings | |
|---|---|---|
| Free plan | No | Not published |
| Open source | Not published | Not published |
| Runs on | Web | Web |
| Lowest paid plan | Plan 1 Core: €145 a month | Free or on request |
| Plans published | 3 | 2 |
| Maker | FastTax | Online Filings |
| Website | fasttax.ie | onlinefilings.co.uk |
| On tax software | #137 of 149 | #133 of 149 |
FastTax: what it does well
- Supports self-employment, investment and rental income
- Guided entry and tax calculation
- Plus includes expert review and deduction checks
- Premium includes Revenue submission confirmation
- Phone support on Plus and Premium
What to know first
- No free plan
- Web-only access
- Core has no expert review
- Core and Plus require customer ROS submission
Online Filings: what it does well
- Company formation and closure services
- VAT, PAYE, CIS, and Self Assessment support
- Electronic filings with Companies House and HMRC
- Automatic confirmation statement reminders
- Email, live chat, and phone support
What to know first
- Web-only access
- Identity verification required before filing
- Professional virtual office address costs £15 + VAT/month
Alternatives to FastTax Alternatives to Online Filings The whole list