Starting and continuing
Open the app and tap Continue to resume the next unfinished lesson. The learning path lets you open any lesson directly.
Quick answers
The essentials
AI From Zero is a self-paced introduction to modern AI with 27 illustrated lessons across nine levels. You can revisit any lesson whenever you like.
Lessons and checks
Each lesson ends with an optional one-question check. There are no scores or penalties, and you can review lessons at any time.
Your progress
Completed lessons are stored only on your device. Progress does not sync between devices and may be removed if you delete the app.
Offline learning
Lessons and illustrations are included with the app. You do not need an internet connection or an account to learn.
Troubleshooting
If something is not working
- Close and reopen the app.This resolves many temporary display or navigation issues.
- Check for updates.Install the latest AI From Zero version from the App Store and update iOS or iPadOS when available.
- Restart your device.Then open the app and try the same action again.
- Send us the details.Tell us your device model, system version, app version, and the steps that led to the issue. A screenshot is helpful if it does not contain private information.
Reinstalling the app can erase locally saved lesson progress. Try the steps above or contact us before reinstalling.
Privacy
Your learning stays yours
AI From Zero does not require an account, include advertising, or collect personal data. Lesson progress is stored locally using your device's preferences storage and is not sent to us.
Contact
Still need help?
Send questions, feedback, accessibility concerns, or feature requests to:
chitokapp2026@gmail.com