Contact us
We are a small team and we read every message. The quickest way to reach us is by email.
We usually reply within a few working days.
Report a problem
If a tool gave a wrong result or stopped working, tell us which tool, what you entered and what you expected. You can also use the Report an issue button at the bottom of any tool page.
Suggest a tool
Tell us the job you are trying to get done. The more specific you are, the easier it is for us to build something useful.
Please do not send
Passwords, bank details or other private information. We will never ask for them, and our tools do not need them.