Contact Us
We are a small team based in Helsinki, Finland. We read every message personally and respond to all enquiries within 2 business days (Monday–Friday, EET/EEST timezone).
Report a Calculation Error
Found a result that looks wrong? We take accuracy seriously and investigate every report, typically within 24 hours.
Suggest a New Calculator
Have a calculation tool in mind that we do not have? We regularly add new calculators based on user suggestions.
Report Outdated Rates
Tax rates, thresholds, and guidelines change annually. If you notice our rates are out of date, let us know immediately.
General Enquiries
Questions about the site, our methodology, data sources, or anything else — we are happy to help.
The fastest way to reach us. Include the calculator name and the issue in your subject line.
✉️ help.calcprotool@gmail.comResponse Time
Our Location
CalcProTool
Helsinki, Finland
European Union
As an EU-based service, CalcProTool operates under GDPR. See our Privacy Policy for details on how we handle personal data.