Penna
A calm coach for everyday handwriting.
Snap a photo of your notebook. Get a quiet, honest score on legibility and simple drills to write more clearly.
Three quiet steps
Snap
Take a quick picture of your daily notes, journal, or grocery list.
Grade
Receive a gentle, private legibility score highlighting areas to refine.
Practise
Follow focused, minimalist drills designed just for your handwriting habits.
Clarity over calligraphy
Penna isn't about making your handwriting look like a wedding invitation. It's about legible, comfortable, and confident everyday writing. We focus on structure and readability, preserving your unique human touch.
A thoughtful toolset
Understand your script
Detailed metrics on legibility, letter consistency, spacing, baseline alignment, and stroke quality — so you know exactly where to focus.
Concrete steps
Actionable feedback pinned to an actual word from your photo — not generic advice.
Annotated views
A red-pen-style overlay marks issues directly on your photo. Original handwriting stays untouched.
Tailored exercises
A short, two-minute daily drill targeting your single biggest legibility issue. Pen and paper only.
Private by default
Your original photo is never stored. See our Privacy Policy for the full picture.
Calm by design
No streaks, no badges, no neon. Light/dark mode from day one.
Simple pricing
Start improving quietly today.
Pro
£3.99 /month
- Unlimited analyses
- Full breakdown + practice drill
- Annotated image overlays
- Unlimited history
7-day free trial on first install. Managed securely by App Store / Google Play. Subscription terms.
Start writing better today.
Download Penna and get your first analysis free.