OctiNote

Write thoughts right away and protect hidden notes with device authentication. Search full text, back up everything, and export CSV or TXT.

Write it down the moment it comes to mind, and lock notes you want to keep private.

OctiNote is a local notes app for iPhone and iPad focused on quick writing and easy retrieval. No account is required, and Hidden Notes are protected with Face ID, Touch ID, or your device passcode.

Key features

• Quick note creation with automatic saving
• Full-text search and Korean initial-consonant search
• Favorites and Hidden Notes
• Device authentication lock
• Checklist, bullet, and date-stamp tools
• Share the note you are editing
• Full file backup with merge restore
• CSV/TXT import and export
• Privacy shield in the app switcher

Notes stay on your device without a server account. They leave the app only when you choose a backup, export, or share destination.