How to reach us
Feedback
Tell us what's broken or what you'd like to see next.
Feature Requests
Got an idea for a calculator we should build? Email us.
Common Questions
Is TaxRadar free to use?
Yes. Everything on TaxRadar is free. No signup, no premium tier.
How accurate are the calculations?
We use official HMRC rates and thresholds for 2025/26 and update whenever HMRC publishes changes.
Do you store my salary information?
No. All calculations are performed in your browser. We don't store any personal or financial information on our servers.
Can I use TaxRadar for business purposes?
Yes! TaxRadar is suitable for personal use, business planning, and HR departments. Please see our Terms & Conditions for details.