# Contact topin · Support for GRE, TOEFL, IELTS & GMAT prep

# Contact

Email [support@topin.app](mailto:support@topin.app). Every message is read by a person.

## Worth including

* The email address you sign in with, for anything about your account or a pass.
* The payment ID from your receipt, for a question about a payment, such as being charged twice. Purchases are otherwise final; see the [Terms](/terms).
* The exam, mock and question number, if you think a question or its answer is wrong.

## Also useful

* [About topin](/about): who builds it and how the content is made.
* [Privacy](/privacy) and [Terms](/terms).