Terms of Use
Last updated: 4 June 2026
By downloading or using Keyboard for AI (the “App”), you agree to these Terms of Use and to Apple’s standard Licensed Application End User License Agreement (EULA).
The App
Keyboard for AI is a custom iOS keyboard for typing mathematical and scientific Unicode symbols into other apps. The Basic page is free to use. The other symbol pages (Algebra, Calculus, Trigonometry, Logic, Greek, Stats) are unlocked with a Keyboard for AI Pro subscription.
Subscription
- Keyboard for AI Pro is an auto-renewing subscription that unlocks all advanced symbol pages.
- Price: $1.99 per month (or the equivalent in your local currency, as shown on the App Store purchase screen), after a 7-day free trial for eligible new subscribers.
- Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically for the same period unless you cancel at least 24 hours before the end of the current period.
- You can manage or cancel your subscription anytime in your Apple Account settings. Deleting the app does not cancel the subscription.
Disclaimer
The App is provided “as is,” without warranties of any kind to the extent permitted by law. We are not liable for any indirect or incidental damages arising from use of the App.