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Best Secure Notes Encrypted Apps

236+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated August 2026

The best secure notes encrypted apps on iPhone average 4.3★ across 236+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Secure Notes Encrypted Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Secure Notes - Secret & LockSecure Notes - Secret & LockFree4.6★ (722)NoYesAug 2026
2Secure NotepadSecure NotepadFree4.7★ (13K)NoYesAug 2026
3Standard NotesStandard NotesFree4.7★ (3.7K)NoYesAug 2026
4Locked Notes°Locked Notes°Free4.7★ (365)NoNoAug 2026
5Lock Notes - Passcode ProtectLock Notes - Passcode ProtectFree4.5★ (1.1K)NoYesAug 2026
6Secure Notepad ProSecure Notepad ProFree4.8★ (2.7K)NoYesAug 2026
7Rune Secure NotesRune Secure NotesFree—NoNoAug 2026
8Secure Local NotesSecure Local NotesFree was $9.995.0★ (1)NoNoMay 2026

Top Picks for Secure Notes Encrypted

Secure Notes - Secret & Lock#1

Secure Notes - Secret & Lock by PixelPort LLC

Private Diary & Password Vault
Editor's Choice
📊 Productivity
4.6😞(722 ratings)
FreeIn-App Purchases
Secure Notes - Secret & Lock screenshot 1
Secure Notes - Secret & Lock screenshot 2
Secure Notes - Secret & Lock screenshot 3
Secure Notes - Secret & Lock screenshot 4
Secure Notes - Secret & Lock screenshot 5
Secure Notes - Secret & Lock screenshot 6

Safeguard your private thoughts, voice memos, and sensitive information with robust, multi-layered security. This app offers military-grade encryption, biometric locks, and secure voice recording to keep your data protected. Enjoy a distraction-free, ad-free experience with a powerful rich text editor and seamless iCloud syncing across devices.

What We Love

  • 🔒 Secure notes and folders
  • 👍 User-friendly interface
  • 🚀 Efficient note-taking
  • 💡 Innovative features like Love Voice Notes

Room to Improve

  • 🐛 Glitchy performance after updates
  • 🤯 Overly complicated UI changes
  • 🔒 Difficulty resetting passwords/access
Secure Notepad#2

Secure Notepad by Dmytro Vynokurov

Private Notes with Password
Strong Contender
📊 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

Room to Improve

  • 💰 Paid version required for more than 3 notes
  • 🐛 Notes disappearing or not syncing across devices
  • 🐛 Password/security question issues
Standard Notes#3

Standard Notes by Standard Notes Ltd.

End-to-end encrypted notes
Worth Considering
📊 Productivity
4.7😊(3.7K ratings)
FreeIn-App Purchases
Standard Notes screenshot 1
Standard Notes screenshot 2
Standard Notes screenshot 3
Standard Notes screenshot 4
Standard Notes screenshot 5

Securely capture and sync your thoughts across all devices with end-to-end encryption. This app offers a simple, lasting place for all your notes, from personal thoughts to sensitive information, with robust privacy features.

What We Love

  • 🚀 Fast and reliable sync
  • 🔒 Excellent privacy and security
  • 👍 Simple and intuitive interface
  • 📚 Great for organizing notes

Room to Improve

  • 🐛 Occasional bugs and crashes
  • 🔑 Frustrating login/authentication issues
  • 💰 Expensive premium subscription

More Secure Notes Encrypted apps to explore

4
Locked Notes°
Locked Notes°
Locked Notes°
by Adam Cziko
Free

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.

Biometric authentication (Face ID/Touch ID)Organize notes in foldersSearch notes and folders
🔧 Utilities
(365)
free
5
Lock Notes - Passcode Protect
Lock Notes - Passcode Protect
Lock Notes - Passcode Protect
Protect your notes w/ password
Free

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.

Passcode and Touch ID protectionSecurity question recoveryiCloud backup and sync
📊 Productivity
(1.1K)
subscription
6
Secure Notepad Pro
Secure Notepad Pro
Secure Notepad Pro
Notes with password protection
Free

Securely store your personal notes with password or biometric protection. This ad-free app offers a fast, simple interface with extensive customization options and automatic cloud synchronization for access across all your devices.

Password and Face ID protectionAd-free experience20+ customizable color themes
📊 Productivity
(2.7K)
free with in-app purchases
7
Rune Secure Notes
Rune Secure Notes
Rune Secure Notes
Private, offline, encrypted
Free
📊 Productivity
(0)
8
Secure Local Notes
Secure Local Notes
Secure Local Notes
Your Notes, Safe and Secure
Free
$9.99 | 100% OFF

Capture ideas, to-dos, and lists securely on your device. Your notes are encrypted and protected with biometrics or passcode, with no accounts or tracking required. Enjoy a simple, fast, and private note-taking experience.

On-device encryptionBiometric/passcode unlockOffline functionality
📊 Productivity
(1)
free
9
myNotes Secure Private Notepad
myNotes Secure Private Notepad
myNotes Secure Private Notepad
Keep & Lock All Personal Notes
Free

Securely store all your private information, including passwords, diary entries, and contacts. This app uses biometric security like Face ID and Touch ID to keep your data hidden. Enjoy a fresh design with extensive customization options and automatic app locking.

Biometric security (Face ID/Touch ID)Store passwords, notes, diary entries, contactsAuto app lock
🔧 Utilities
(1)
free with in-app purchases
10
Shortnotes: Secured Notes
Shortnotes: Secured Notes
Shortnotes: Secured Notes
Secured Vault for Notes & Pass
Free

Securely store and manage all your important information, including passwords, ID numbers, and credit card details, in one encrypted vault. Access your data anytime, anywhere, and copy information effortlessly with home screen widgets.

Secure encrypted storageAll personal details in one placeHome screen widgets for quick access
📊 Productivity
(1)
free
11
NoteCrypt Encrypted Notes
NoteCrypt Encrypted Notes
NoteCrypt Encrypted Notes
Offline Only. Zero-Knowledge.
$2.99
$4.99 | 40% OFF

Secure your sensitive information with robust 256-bit AES encryption. This app prioritizes privacy with zero-knowledge, offline-only storage and no cloud integration or analytics. It offers a simple, secure way to keep your notes protected from unauthorized access.

256-bit AES encryptionZero-knowledge securityOffline-only storage
📊 Productivity
(56)
paid
12
Secure Notes - Simple Protected Notes
Secure Notes - Simple Protected Notes
Secure Notes - Simple Protected Notes
by Ruby Boyarski
Free

Securely store passwords, notes, and PIN codes with hardware-accelerated encryption. Sync your data across devices using iCloud for free. Customize your notes with icons and colors in a beautiful, simple interface.

Hardware-accelerated AES encryptioniCloud sync across devicesPasscode and Touch ID lock
🔧 Utilities
(18)
free
13
Nex Secure Note
Nex Secure Note
Nex Secure Note
by NEXLAB IT SOLUTIONS COMPANY LIMITED
Free
📊 Productivity
(0)
14
SNote - Encrypted Notes, Files
SNote - Encrypted Notes, Files
SNote - Encrypted Notes, Files
by INCOG, LLC
Free

A privacy-focused workspace for secure note-taking, file storage, and task management. It offers end-to-end encryption for all data and allows private collaboration on projects and shared files.

End-to-end encrypted notes and filesPrivate team collaborationTask and project management
📊 Productivity
(8)
free with in-app purchases
15
LOCK MEMO - Secure Notes
LOCK MEMO - Secure Notes
LOCK MEMO - Secure Notes
Private notes with passcode
Free

This app offers a straightforward way to create and manage private notes with robust passcode protection. It's designed for intuitive use, requiring no complex setup to keep your personal information, ideas, and daily entries secure and organized.

Passcode protectionCreate and edit notesFolder management
🔧 Utilities
(494)
free with in-app purchases
16
Notesnook: Private notepad
Notesnook: Private notepad
Notesnook: Private notepad
Encrypted notes & secure vault
Free

This open-source app offers secure, encrypted note-taking and organization across all your devices. It features a robust editor, to-do lists, and a private journal with advanced security to protect your personal information.

Military-grade encryptionCross-platform synchronizationTo-do lists and task management
📊 Productivity
(632)
free with in-app purchases
17
Secure Notes - Memo and lists
Secure Notes - Memo and lists
Secure Notes - Memo and lists
Memo Taking Checklist Reminder
Free
$0.99 | 100% OFF

Securely store and organize your notes, ideas, and important information with advanced encryption. Protect your data with biometric authentication and access it from anywhere via cloud sync. Customize your experience with a dark mode and other preferences for peace of mind.

Advanced encryption for maximum securityIntuitive note creation and editingPassword, Face ID, and Touch ID access
📊 Productivity
(0)
free with in-app purchases
18
NoteLocker - Encrypted Notepad
NoteLocker - Encrypted Notepad
NoteLocker - Encrypted Notepad
by Brian Onachilla
Free
📊 Productivity
(0)
19
Safe Notes is a secure notepad
Safe Notes is a secure notepad
Safe Notes is a secure notepad
Secure Notepad
Free

This app provides a secure way to store your notes using 128-bit encryption. Access your notes quickly with a PIN or secret question, and organize them with separate titles. It offers features like auto-save, backup, and the ability to send notes via SMS or email.

128-bit encryptionPIN and secret question accessSeparate note titles
🌟 Lifestyle
(36)
ad-supported
20
multi pass notes
multi pass notes
multi pass notes
one password one notebook
Free
🔧 Utilities
(0)

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FAQ about Secure Notes Encrypted

What are the best secure notes encrypted apps for iPhone?
Secure Notes - Secret & Lock tops our secure notes encrypted apps ranking as of August 2026, with a 4.6-star average from 722 App Store ratings, and it's free to download.
Yes — 19 of the top secure notes encrypted apps we rank are free to download, including Secure Notes - Secret & Lock and Secure Notepad.
Secure Notes - Secret & Lock has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 236+ secure notes encrypted apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Secure Notes is a private sanctuary for your thoughts, voice memos, passwords, and secrets. It offers military-grade encryption and multi-layered security to keep your information safe. You can record voice notes, use a rich text editor, and sync your data across Apple devices.
The app provides 3-layer security, protecting your app, folders, and individual notes. You can use biometric locks like Face ID or Touch ID, or a passcode for app-level protection. Individual folders and notes can also be secured with unique codes or biometrics.