Best Locked Notes Apps

248+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated September 2026

Every iPhone needs a few good locked notes apps. We benchmark 248+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Locked Notes Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Secure NotepadSecure NotepadFree4.7★ (13K)NoYesSep 2026
2Lock Notes - Passcode ProtectLock Notes - Passcode ProtectFree4.5★ (1.1K)NoYesSep 2026
3Locked Notes°Locked Notes°Free4.7★ (365)NoNoSep 2026
4Notebook - Diary & Journal AppNotebook - Diary & Journal AppFree4.7★ (14K)YesYesSep 2026
5Diary With PasswordDiary With PasswordFree4.7★ (27K)NoYesSep 2026
6Private Notes - LockNotesPrivate Notes - LockNotesFreeNoNoMay 2026
7Lock Your NotesLock Your NotesFree3.8★ (708)NoYesSep 2026
8Note Lock~Lock your Tales SafeNote Lock~Lock your Tales SafeFree4.2★ (2.8K)NoYesSep 2026

Top Picks for Locked Notes

Secure Notepad#1

Secure Notepad by Dmytro Vynokurov

Private Notes with Password
Editor's Choice
📊 Productivity
4.7😊(13K ratings)
FreeIn-App Purchases
Secure Notepad screenshot 1
Secure Notepad screenshot 2
Secure Notepad screenshot 3
Secure Notepad screenshot 4

Securely store personal notes, contacts, and passwords with password protection. Features a simple interface, biometric unlock options, and password recovery. Keep your sensitive information private and organized.

What We Love

  • 🔒 Password protection
  • 🔒 Security question for password recovery
  • 👍 Simple and easy to use
  • 🚀 Straightforward note-taking
  • 🔒 Prevents others from accessing private notes

Room to Improve

  • 💰 Paid version required for more than 3 notes
  • 🐛 Notes disappearing or not syncing across devices
  • 🐛 Password/security question issues
  • 🔒 Lack of customization options
Lock Notes - Passcode Protect#2

Lock Notes - Passcode Protect by JulyApps Ltd

Protect your notes w/ password
Strong Contender
📊 Productivity
4.5😐(1.1K ratings)
FreeIn-App Purchases
Lock Notes - Passcode Protect screenshot 1
Lock Notes - Passcode Protect screenshot 2
Lock Notes - Passcode Protect screenshot 3
Lock Notes - Passcode Protect screenshot 4
Lock Notes - Passcode Protect screenshot 5

Securely store and protect your private notes with a passcode or Touch ID. Keep sensitive information like passwords, secrets, and diary entries safe from unauthorized access. Backup and sync notes across devices, customize their appearance, and even add images.

What We Love

  • 🔒 Secure notes
  • 👍 Easy to use
  • 🚀 Convenient
  • 🔑 Passcode/biometric protection
  • 💾 Cloud backup

Room to Improve

  • 🔒 Limited free notes
  • 💰 Paywall for advanced features
  • 🐛 Crashes and data loss issues
  • 🔍 Lack of search functionality
  • 📁 No folder organization
4.7😊(365 ratings)
Free
Locked Notes° screenshot 1
Locked Notes° screenshot 2
Locked Notes° screenshot 3

Securely store your private thoughts and ideas with this app. It offers robust organization and advanced editing tools, all protected by biometric authentication for ultimate privacy. Your notes are automatically hidden and locked when the app is in the background.

What We Love

  • 👍 Simple and easy to use
  • 🔒 Secure with face recognition
  • 📁 Good folder organization
  • ✍️ Customizable text formatting
  • 🆓 Free premium access

Room to Improve

  • 🐛 Occasional crashes or data loss
  • 📋 Limited copy/paste functionality
  • 🔍 Lack of search option within notes
  • 🌙 No dark mode option

More Locked Notes apps to explore

FAQ about Locked Notes

What are the best locked notes apps for iPhone?
Secure Notepad tops our locked notes apps ranking as of September 2026, with a 4.7-star average from 13K App Store ratings, and it's free to download.
Yes — 20 of the top locked notes apps we rank are free to download, including Secure Notepad and Lock Notes - Passcode Protect.
Secure Notepad has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 248+ locked notes apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
Secure Notepad allows you to save personal notes, contacts, passwords, and any other sensitive information. All your data is protected by a password, ensuring it's hidden from unauthorized access and kept private.
Your notes are securely protected by a password. The app also offers biometric unlock options like Face ID or Touch ID for quick and secure access. Additionally, it features an automatic lock after a short period of inactivity.

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