Contact

Email: hello@example.com

Write in if a result looks wrong, a tool is broken on your device, or you want a tool added. Please include the browser and device you were using, and the numbers or file type that caused the problem, so the issue can be reproduced.

Advertising and partnerships

Use the same address with the subject line "advertising" and include your website and what you have in mind.

Response time

Most messages get a reply within two working days.