Terms of Use

Last updated: October 16, 2026

By using Sharp: Brain Training ("Sharp"), you agree to these terms. Apple's standard Licensed Application End User License Agreement also applies.

Subscriptions

Sharp Premium is offered as an auto-renewing subscription: Weekly ($6.99), Monthly ($14.99) or Yearly ($39.99), in US dollars. New subscribers may be eligible for a 3-day free trial. Payment is charged to your Apple ID account at confirmation of purchase, or at the end of the free trial. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours before the end of the current period. Any unused portion of a free trial is forfeited when you purchase a subscription.

You can manage or cancel subscriptions in your iPhone's Settings > your name > Subscriptions. Deleting the app does not cancel a subscription. Refunds are handled by Apple.

Not medical advice

Sharp is for general cognitive training and self-improvement. It is not a medical device and does not diagnose, treat or prevent any condition. Scores are estimates based on in-app exercises and do not measure intelligence or clinical ability. Consult a professional for health concerns.

Acceptable use

You agree not to reverse engineer, copy or resell the app, or use it unlawfully.

Availability and liability

Sharp is provided "as is" without warranties. To the extent permitted by law, we are not liable for indirect or consequential damages arising from use of the app. We may update or discontinue features at any time.

Changes

We may update these terms; continued use means you accept the updated terms.

Contact

sharpbrain@gmail.com