Contact

Write to [email protected]. We reply in English, Portuguese or Spanish.

What to write about

Questions about a test, a result that looked wrong, ideas for new tools, translation mistakes or partnership proposals. Everything is read.

Found a bug in a tool?

To help reproduce it, tell us which test you were using, the browser (Chrome, Edge, Firefox or Safari) and the system (Windows, macOS, Linux, Android or iPhone). A screenshot helps too.

Response time

We usually reply within a few business days. The [email protected] address is only used to reply to you and is never shared.