Best Hidden Notes App

250+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated October 2026

The best hidden notes app on iPhone average 4.6★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.

Compare top Hidden Notes App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Secure NotepadSecure NotepadFree4.7★ (13K)NoYesOct 2026
2CalcPlus - Hidden NotesCalcPlus - Hidden NotesFree5.0★ (2)NoYesMay 2026
3Hidden Notes: Logic PuzzleHidden Notes: Logic PuzzleFree—YesYesOct 2026
4Calculator# Hide Photos VideosCalculator# Hide Photos VideosFree4.4★ (29K)NoYesOct 2026
5Diary With PasswordDiary With PasswordFree4.7★ (27K)NoYesOct 2026
6Simple Hidden NoteSimple Hidden NoteFree—NoNoJul 2026
7Plainsight - Private NotesPlainsight - Private NotesFree—NoYesJun 2026
8Invisible NotesInvisible NotesFree—NoNoMay 2026

Top Picks for Hidden Notes App

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
CalcPlus - Hidden Notes#2

CalcPlus - Hidden Notes by Wildcatter LLC

Calculator + Encrypted Notes
Strong Contender
📊 Productivity
5.0(2 ratings)
FreeIn-App Purchases
CalcPlus - Hidden Notes screenshot 1
CalcPlus - Hidden Notes screenshot 2
CalcPlus - Hidden Notes screenshot 3
CalcPlus - Hidden Notes screenshot 4
CalcPlus - Hidden Notes screenshot 5
CalcPlus - Hidden Notes screenshot 6

This app combines a fully functional calculator with a secure, encrypted notes system. Store sensitive information like crypto wallet phrases and passwords locally and offline, protected by a PIN and optional biometric authentication. It offers a discreet interface and prioritizes user privacy with no cloud sync or ads.

More Hidden Notes App apps to explore

FAQ about Hidden Notes App

What is the best hidden notes app for iPhone?
Secure Notepad tops our hidden notes app ranking as of October 2026, with a 4.7-star average from 13K App Store ratings, and it's free to download.
Yes — 20 of the top hidden notes app we rank are free to download, including Secure Notepad and CalcPlus - Hidden Notes.
Secure Notepad has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 250+ hidden notes app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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