Retro CalculatorSupport
Contact JC Studio
For help or privacy requests, email whdcjf8172@gmail.com. Include the app version, device/Android version and a brief description. Do not send private calculation content unless necessary and you choose to share it.
Delete local data
Delete individual entries from History, or open Settings → Delete all calculation history. Android Settings → Apps → Retro Calculator → Storage → Clear data removes local app data and preferences. There is no app account to delete. See the Privacy Policy for advertising and support data requests.