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This usually means the image is too dark, blurry, or the framing cut off too much. Tips: hold the camera flat above a well-lit page, keep the writing within the framing guide, and crop out blank margins before uploading.

Penna grades everyday legibility, not calligraphy. A score of 7–8 means "clear and readable with a few inconsistencies" — that's good! The rubric is designed to be honest, not generous.

iOS: Settings → tap your name → Subscriptions → Penna → Cancel.
Android: Google Play → tap your profile → Payments & subscriptions → Subscriptions → Penna → Cancel.
Cancellation takes effect at the end of the current paid period. Deleting the app does not cancel your subscription.

Refunds are handled by Apple App Store and Google Play. NestIT Ltd cannot issue refunds directly. Use your device's native subscription management to request one.

The fastest way is Account → Delete account inside the app — instant deletion. If you can't open the app, use the web deletion form. We process web requests within 30 days.

Penna is designed for users aged 13 and over. We don't support accounts for children under 13. See our Terms of Service for details.

The UI is English-only at launch. The AI analysis works on any Latin-script handwriting. Support for other scripts (Cyrillic, Arabic, CJK) is on the roadmap.

No. Penna's feedback is generated automatically by AI and grades everyday legibility only. It is not graphology, occupational therapy, or a professional handwriting assessment. Treat it as a helpful guide, not expert advice.