For support inquiries, please contact us at:
support@nextio.co.kr
We typically respond within 1–2 business days.
Subscriptions are auto-renewable.
You can manage or cancel your subscription in:
Settings > Apple ID > Subscriptions
Refunds are handled according to Apple’s policy.
You can delete your account directly inside the app:
Settings > Account > Delete Account
All associated data will be removed in accordance with our Privacy Policy.
Please verify your email and password. If you signed up using Apple or Google login, use the same method to sign in. If the issue persists, please contact support.
Please tap “Restore Purchase” inside the app. Ensure you are signed in with the same Apple ID used for the subscription.
Use the “Forgot Password” option on the login screen to reset your password via email.
Individual study logs can be deleted within the app. For complete data removal, delete your account from: Settings > Account > Delete Account.