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HollowNickel: Encrypted Notes

Handwritten, stays on device
Damien Zilka · Productivity
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App info

Developer
Damien Zilka
Category
Productivity, Utilities
Released
Sep 18, 2026
Version
1.1 (Sep 21, 2026)
Price
Free
Size
28.9 MB
Requires
iOS 26.5
Age rating
4+
Languages
English, French, German, Spanish

In-app purchases

HollowNickel Pro$5.99
Current prices, App Store US.
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About HollowNickel: Encrypted Notes

Hollow Nickel is a handwritten notebook for iPad. You write with your stylus, and what you write stays encrypted on your device. - Ink, typed text and photos on the same page - A4, A5 and Letter formats; blank, ruled, grid or dotted backgrounds - AES-256-GCM encryption of every single page, on the device - No account, no server, no iCloud sync - Unlock with a passcode or Face ID / Touch ID - Plain PDF export; password-protected and highly protected export with Pro - Companion Mac app to read your notebooks back, included in Pro - Search across every notebook, handwriting included - Rectangles, circles and arrows straightened by holding still - No data collected, no ads - 14-day trial, then a one-time purchase; never a subscription WRITE THE WAY YOU WOULD ON PAPER The ink is vector-based: it stays sharp at any zoom level and can be corrected stroke by stroke. Pick your tool, colour and…
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