Notes With Lock: Secret Diary

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Content rating
Everyone
500+
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Content rating
Everyone
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About this app

Notes with Lock — Private Diary, Secret Journal & Personal Notebook

Looking for a secure notes app for Android without cloud tracking or registration? Notes with Lock is your personal notebook offline and secret diary with lock — designed to keep your private notes, tasks, and memos completely safe on your device. No internet, no account, no one else can read your entries.

🔒 Pattern, PIN & Password Lock
Protect every entry in your journal with rock-solid security. Choose between a Pattern lock, PIN, or Password to keep your locked diary and personal notebook 100% private. Hide sensitive entries in a private vault where your data stays encrypted locally on your phone — never uploaded, never shared.

📝 Rich Text Notes & Secret Journal
Express yourself freely in a clean, distraction-free note editor. Custom formatting options let you bold, italicize, underline, adjust font sizes, and colorize text. Perfect for writing a personal journal, daily notes diary, or keeping organized checklists.

📋 Ready & Custom Note Templates
Save time with built-in note templates or create your own custom templates for daily journaling, meeting notes, and habit tracking. Jump straight into writing with pre-formatted layouts designed for quick entries.

🖼️ Notes with Pictures & Photo Memories
Create a visual secret diary by attaching photos directly to your entries. Note previews display visual image indicators so you can browse through your photo diary entries and rich notes with pictures at a glance.

✅ To-Do Lists, Due Dates & Planner
Turn your private notepad into a powerful daily planner. Add due dates to tasks, edit entries on the go, and group multiple checklist items inside a single task. Track shopping lists, habits, and work goals with ease while keeping your schedule 100% private.

📴 100% Offline & Local Backup
Works without internet connection, always. Enjoy an encrypted notes app with zero cloud sync, no mandatory account creation, and optional local backup so your memories stay safe when changing phones. Complete privacy for your secret diary and personal notes, anytime, anywhere.

⚙️ Custom Memory & Night Mode
Switch between light and dark mode for comfortable reading day or night. Toggle scroll position memory in settings to resume reading long diary entries right where you left off, and organize entries with color-coded categories.

📤 Instant Share & Text Export
Export your notes and personal diary entries as plain TXT files or share them instantly via your favorite apps while maintaining full data ownership.

🔐 Forgot Your Password? No Problem
Set a secret security question to regain access anytime. Your memories and private notes are never lost.

Perfect for users searching for:
- Secret diary and journal with lock offline
- To-do list manager with due dates and checklists
- Note templates and custom journal templates
- Notepad with password and secure memo app
- Notes with pictures and image attachments
- Secure journal app with pattern, PIN, or password lock

Download Notes with Lock — your offline secret diary, personal notebook, and secure journal app.
Private diary & journal app with pattern Or PIN lock. Add photos. fully offline.
Updated on
Oct 9, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection
  • Committed to follow the Play Families Policy

What’s new

This release includes stability and performance improvements and increased minSDK version from 23 to 24.
Content rating
Everyone
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App support

About the developer
Syed Mehran Shah
heartquotelabs@gmail.com
Pakistan

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