Notes with Lock
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About this app
Notes with Lock — Private Diary, Secret Journal & To-Do List
Keep your secret diary, private notes, and daily tasks locked behind a PIN or password. Notes with Lock is your personal secure notepad and memo app — no internet, no account, no one else can read your thoughts.
🔒 Password & PIN Lock
Protect every note with a PIN or password lock. Your locked notes stay encrypted on your device — never uploaded, never shared. Hide sensitive notebooks in a private vault for an extra layer of security.
📝 Secret Diary & Personal Journal
Write your secret diary, personal journal, daily planner, or private memo freely. Notes with Lock gives you a clean, distraction-free space to think, feel, and express — all completely private.
✅ To-Do List & Checklist
Turn any note into a to-do list instantly. Track daily tasks, shopping lists, habits, and work goals with simple checkboxes. Stay organized without sacrificing privacy.
📤 Share & Export Notes Anywhere
Share any note instantly as a text file with any app — WhatsApp, Gmail, Telegram, and more. Export your notes as TXT files and keep your data always in your hands.
📴 100% Offline — No Sign-Up Needed
Works without internet, always. No account required, no cloud sync, no data leaves your phone. Your private notepad is accessible anytime, anywhere.
🌙 Dark Mode & Night Mode
Switch between light and dark mode for comfortable writing day or night. Color-code notes by mood, priority, or category. Pin favorites to the top for instant access.
🔐 Forgot Your Password? No Problem
Set a secret recovery question to regain access anytime. Your memories are never lost.
Perfect for:
· Secret diary and personal journal writing
· Password protected private notes and memos
· Locked to-do lists and daily planners
· Offline secure notepad without registration
· Sharing and exporting notes as text files
· Anyone who wants real privacy on their phone
Download Notes with Lock — your secret diary, secure notepad, private memo, and personal journal. All in one locked app.
Keep your secret diary, private notes, and daily tasks locked behind a PIN or password. Notes with Lock is your personal secure notepad and memo app — no internet, no account, no one else can read your thoughts.
🔒 Password & PIN Lock
Protect every note with a PIN or password lock. Your locked notes stay encrypted on your device — never uploaded, never shared. Hide sensitive notebooks in a private vault for an extra layer of security.
📝 Secret Diary & Personal Journal
Write your secret diary, personal journal, daily planner, or private memo freely. Notes with Lock gives you a clean, distraction-free space to think, feel, and express — all completely private.
✅ To-Do List & Checklist
Turn any note into a to-do list instantly. Track daily tasks, shopping lists, habits, and work goals with simple checkboxes. Stay organized without sacrificing privacy.
📤 Share & Export Notes Anywhere
Share any note instantly as a text file with any app — WhatsApp, Gmail, Telegram, and more. Export your notes as TXT files and keep your data always in your hands.
📴 100% Offline — No Sign-Up Needed
Works without internet, always. No account required, no cloud sync, no data leaves your phone. Your private notepad is accessible anytime, anywhere.
🌙 Dark Mode & Night Mode
Switch between light and dark mode for comfortable writing day or night. Color-code notes by mood, priority, or category. Pin favorites to the top for instant access.
🔐 Forgot Your Password? No Problem
Set a secret recovery question to regain access anytime. Your memories are never lost.
Perfect for:
· Secret diary and personal journal writing
· Password protected private notes and memos
· Locked to-do lists and daily planners
· Offline secure notepad without registration
· Sharing and exporting notes as text files
· Anyone who wants real privacy on their phone
Download Notes with Lock — your secret diary, secure notepad, private memo, and personal journal. All in one locked app.
Updated on
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
Search within notes, track reading time, quick scroll to top/bottom, and bug fixes.
