Notes Locker
BIO HELIX (PVT) Tools
Lock and protect your personal notes with a secure 4-digit passcode.
- Downloads
- 6+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Mar 12
- 2026 · v1.0.0
Screenshots
About Notes Locker
Notes Locker is a simple and secure offline notebook that protects your personal notes using a 4-digit passcode lock.
Create private notes, save important information, and keep your thoughts secure directly on your device. All notes are stored locally on your phone, and the app does not collect or share any personal data.
Create private notes, save important information, and keep your thoughts secure directly on your device. All notes are stored locally on your phone, and the app does not collect or share any personal data.
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| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| Notes Locker | – | Free | 5+ | Mar 12, 2026 | |
| Leafy: Plant Identifier AI | – | Free | 5+ | Sep 14, 2026 | Compare |
| CVoice: AI Celebrity Voice | – | Free | 1,000+ | Sep 4, 2026 | Compare |
| NetPulse - 5G Wifi Speed Test | – | Free | 10+ | Apr 13, 2026 | Compare |
| MathDesk – Calculator & Tools | – | Free | 5+ | Apr 11, 2026 | Compare |
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