Terms of Service (https://mytona.com/terms-of-service)
Personal data deletion:
1. Open the Account tab in the game settings and tap Support
2. Select any section and open any article
3. Tap No at the bottom of the article, then tap Contact Us
4. Select the category Delete Progress and Personal Data
5. In the window, confirm the request for complete data deletion and tap Send.

You can read more about personal data deletion in the Privacy Policy section (https://mytona.com/privacy-policy).