Lock Notes App & Password Memo
Lock Notes App & Password Memo has 64,378 installs (+0.9% a month, measured over 49 days to 2026-11-02), rated 4.4 from 1,055 ratings, #21,997 of 247,759 in Tools.
Description
Show full descriptionShow less
【Secure Memo App – Notes, Password Manager & Lock Notepad】
☆ A free and secure memo app for managing private notes, passwords, and IDs
☆ Can also be used as a simple and easy notepad app
☆ Lock important memos with a password
☆ Set your own custom password
☆ Lightweight and simple secure notes app with lock feature
☆ Enable or disable lock anytime
☆ Supports biometric authentication (fingerprint, face, iris)
☆ Auto-save ensures your notes are never lost
☆ Deleted memos are safely stored in the trash bin
☆ Organize notes with folders and color labels
☆ Freely sort and rearrange memos
☆ Insert images into notes
☆ Supports HTML tags for advanced formatting
☆ Backup & restore for easy device transfer
☆ Customize themes and appearance
The initial password is "0000".
Please change it in settings.
If you forget your password, there is no recovery option.
※ Support may be provided only if identity can be verified.
【Perfect For Users Who】
☆ Want a simple and easy memo app
☆ Need a secure note app with password protection
☆ Want to store private information safely
☆ Prefer biometric login (fingerprint, face unlock, iris)
☆ Want to organize notes with folders and colors
☆ Need flexible sorting and note management
☆ Want to insert images into notes
☆ Need HTML support
☆ Want to change text encoding
☆ Prefer customizable themes
Dual Lock Security
・App Launch → Startup password (ON/OFF)
・Memo Access → Individual memo password (ON/OFF)
※ Separate passwords can be set
※ Default is "0000"
Biometric Authentication
Supports fingerprint, face unlock, and other biometric methods.
※ Not available on unsupported devices.
Easy Note Sharing
Share memos as text with other apps or receive text.
※ Encoding settings (default UTF-8) help prevent text corruption
Key Features
✔ Show timestamps (last updated)
✔ Sort by date, title, or custom order (drag & drop)
✔ Encrypted backup & restore
✔ Lock individual memos
✔ Trash bin for deleted notes
✔ Inline image display
✔ Theme customization
New Features
★ Lock required when returning from background
★ Drag & drop memo sorting
★ Restore scroll position
★ Adjustable text size
★ Folder & color organization
★ Quick jump with volume buttons
★ HTML tag support (h, font, img, etc.)
🔑 KEY Memo Membership
Unlock premium features with subscription.
Benefits:
・No ads
・Unlimited folders
・16 accent colors
・Extended trash storage (up to 30 days / 100 items)
・Cloud backup & transfer
・Search memos by title or content
・Exclusive themes
Is Lock Notes App & Password Memo safe?
StoreTally doesn't rate safety. Here's what the store and our tracking show:
Reviews The reviews Google Play shows first (its most relevant), from the US store, in any language.
From 1,053 ratings.
Growth change in installs
| Per | Growth | Growth % | Actual change | Measured over |
|---|---|---|---|---|
| day | Not enough history yet | |||
| week | +151 | +0.2% | +326 | 15.1 days |
| month | +601 | +0.9% | +985 | 49.2 days |
| year | Not enough history yet | |||
How these figures are measured
Change in installs, scaled to each window from the real gap between crawls. A window needs a full period of history before it reports anything.
Tracking since 2026-09-13. History accumulates as changes are observed — check back soon.
Alternatives to Lock Notes App & Password Memo
| Name | Installs | Rating |
|---|---|---|
|
|
70,466,424 | 4.8 |
|
|
26,933,599 | 4.3 |
|
|
2,828,061 | — |
|
|
1,783,966 | 3.8 |
|
|
1,773,687 | 3.0 |
|
|
1,132,009 | 4.7 |
|
|
782,485 | 3.0 |
|
|
724,050 | 3.9 |
|
|
721,674 | 4.5 |
|
|
253,140 | — |
Rising in Tools this week
| Name | Installs gained | Week |
|---|---|---|
|
|
+66,974 | +60.3% |
|
|
+239,586 | +54.6% |
|
|
+189,969 | +48.8% |
|
|
+196,210 | +48.6% |
|
|
+171,264 | +45.9% |