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Best Locked Journal Diary Apps

243+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated August 2026

From beginner-friendly picks to power-user tools, our locked journal diary list covers 243+ iPhone apps updated through August 2026. Compare ratings, prices, and screenshots in one place.

Compare top Locked Journal Diary Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Diary With PasswordDiary With PasswordFree4.7★ (27K)NoYesAug 2026
2My Diary with password & lockMy Diary with password & lockFree4.7★ (601)YesYesAug 2026
3Secret Diary with Lock - MuseSecret Diary with Lock - MuseFree4.7★ (692)YesYesAug 2026
4Secret Diary With PasscodeSecret Diary With PasscodeFree4.6★ (8.1K)YesNoAug 2026
5Journal X: My Diary with LockJournal X: My Diary with LockFree4.5★ (1.8K)NoYesAug 2026
6Diary Journal - With LockDiary Journal - With LockFree4.7★ (360)NoYesAug 2026
7Diamond Diary Notes With LockDiamond Diary Notes With LockFree4.4★ (8.6K)YesYesAug 2026
8Diary - Journal with passwordDiary - Journal with passwordFree4.5★ (1.7K)YesNoAug 2026

Top Picks for Locked Journal Diary

Diary With Password#1

Diary With Password by 帆 杨

No Ads Journal Diary Notebook
Editor's Choice
📊 Productivity
4.7😊(27K ratings)
FreeIn-App Purchases
Diary With Password screenshot 1
Diary With Password screenshot 2
Diary With Password screenshot 3
Diary With Password screenshot 4
Diary With Password screenshot 5
Diary With Password screenshot 6

This app provides a private digital space to record daily thoughts, emotions, and life events. It offers robust security features like password and biometric locks, alongside tools for organizing, searching, and exporting your entries. Enjoy a customizable and ad-free journaling experience.

What We Love

  • 💻 Simple and easy to use
  • 🔒 Password protection
  • 📝 Customizable fonts and layout
  • ⏱️ Time stamp feature

Room to Improve

  • 🔍 Difficulty finding/accessing past entries
  • 🖼️ No image/media support
  • 🔄 Lack of syncing across devices
My Diary with password & lock#2

My Diary with password & lock by 4TH FLOOR APPS SIA

Daily notes & private Journal
Strong Contender
🌟 Lifestyle
4.7😊(601 ratings)
FreeAdsIn-App Purchases
My Diary with password & lock screenshot 1
My Diary with password & lock screenshot 2
My Diary with password & lock screenshot 3
My Diary with password & lock screenshot 4
My Diary with password & lock screenshot 5
My Diary with password & lock screenshot 6

This app provides a private space to record thoughts, emotions, and activities. It features mood tracking, photo attachments, and customizable reminders to encourage self-reflection. Secure your entries with password or biometric protection and gain insights into your life patterns.

What We Love

  • 🚀 Great app
  • 🔒 Secure with password
  • 👍 Customizable options
  • 👍 Helps express feelings

Room to Improve

  • 💰 Paid features
  • 🐛 Occasional crashes or loading issues
Secret Diary with Lock - Muse#3

Secret Diary with Lock - Muse by Bogdan Filippov

Journal, Mood, Audio, Video
Worth Considering
🌟 Lifestyle
4.7😊(692 ratings)
FreeAdsIn-App Purchases
Secret Diary with Lock - Muse screenshot 1
Secret Diary with Lock - Muse screenshot 2
Secret Diary with Lock - Muse screenshot 3
Secret Diary with Lock - Muse screenshot 4
Secret Diary with Lock - Muse screenshot 5
Secret Diary with Lock - Muse screenshot 6

This app allows you to capture and preserve life's moments with rich detail. Protect your thoughts with biometric or passcode locks, personalize your entries with various media, and sync across devices. It's designed to make journaling an enjoyable and secure experience.

What We Love

  • 🔒 Secure with password/fingerprint lock
  • 👍 Simple and easy to use interface
  • 📸 Ability to add photos to entries
  • 🩷 Customizable appearance (colors, icons)

Room to Improve

  • 🐛 Issues with text editing and cursor jumping
  • 💤 Occasional app freezes and crashes
  • 📢 Intrusive ads and paywalls

More Locked Journal Diary apps to explore

4
Secret Diary With Passcode
Secret Diary With Passcode
Secret Diary With Passcode
Secret diary
Free

This app provides a secure and user-friendly platform to record your daily life, emotions, and secrets. It offers features like password protection, mood selection, and photo attachments to help you preserve your memories privately.

Password protectionAdd photos to entriesSelect moods for entries
🌟 Lifestyle
(8.1K)
free with in-app purchases
5
Journal X: My Diary with Lock
Journal X: My Diary with Lock
Journal X: My Diary with Lock
Personal Locked Journaling
Free

This app allows you to create a private digital journal with passcode protection. Add photos, stickers, and organize entries into multiple journals. Sync across devices and receive reminders to encourage daily writing.

Daily photo entriesPasscode lockMultiple photo uploads per entry
🌟 Lifestyle
(1.8K)
free with in-app purchases
6
Diary Journal - With Lock
Diary Journal - With Lock
Diary Journal - With Lock
Private Secret Daily Journal
Free

This app provides a secure and private digital space for recording thoughts, memories, and dreams. It encourages self-reflection and personal growth through daily journaling, ensuring all entries are kept confidential.

Secret diary entriesLog life events and progressRecord emotions and feelings
🌟 Lifestyle
(360)
free with in-app purchases
7
Diamond Diary Notes With Lock
Diamond Diary Notes With Lock
Diamond Diary Notes With Lock
Secret Journal with Password
Free

Securely record your thoughts, memories, and ideas in a private digital journal. Personalize entries with photos, emoticons, and custom fonts. Protect your secrets with password, pattern, or biometric locks.

Password/Biometric LockAdd Photos & EmoticonsCustomizable Fonts & Backgrounds
📊 Productivity
(8.6K)
free with in-app purchases
8
Diary - Journal with password
Diary - Journal with password
Diary - Journal with password
Beautiful diary with password
Free

This app provides a secure and beautiful space to record your thoughts, plans, and life moments. Protect your entries with a password and enjoy a customizable interface with features like image support and PDF export.

Password protection with PINAdd/edit/remove imagesSearch functionality
🌟 Lifestyle
(1.7K)
free with in-app purchases
9
Secret Diary with Lock & Notes
Secret Diary with Lock & Notes
Secret Diary with Lock & Notes
Private Journal & Mood Tracker
Free

This app provides a private space to record thoughts, track moods, and practice mindfulness. Customize your journal's appearance and access a calming breathing exercise. Daily motivational quotes are also included to inspire reflection.

Private journaling with password/Face ID lockMood tracking and emotional well-being insightsCustomizable themes, fonts, and colors
🌟 Lifestyle
(92)
ad-supported
10
My Diary : Diary With Lock
My Diary : Diary With Lock
My Diary : Diary With Lock
Journaling Diary with Password
Free

Safely store your thoughts, memories, and daily moments in a private, password-protected journal. Personalize your entries with photos, voice notes, and custom backgrounds. Track your mood over time to gain self-understanding and promote mental well-being.

Password, fingerprint, and face ID protectionAdd photos, audio clips, and sketchesCustomizable backgrounds, stickers, and fonts
🌟 Lifestyle
(44)
free with in-app purchases
11
Journal - Diary & Planner
Journal - Diary & Planner
Journal - Diary & Planner
Cute diary with stickers
Free

This app allows users to create a personal diary with a variety of cute stickers and backgrounds. It offers automatic saving of drafts, password protection for privacy, and the ability to insert photos. The app is also optimized for iPad use.

Customizable stickers and backgroundsAutomatic draft savingPassword protection for privacy
🌟 Lifestyle
(1.5K)
free with in-app purchases
12
My Daily Diary ‎
My Daily Diary ‎
My Daily Diary ‎
Private Journal with lock
Free

This app offers a private and flexible journaling experience. Track your mood, dreams, or experiences with customizable entries. Secure your thoughts with a built-in lock system for ultimate privacy.

Private journalingMood trackingCustomizable entries
🌟 Lifestyle
(1.1K)
free with in-app purchases
13
My Super Secret Diary Notes
My Super Secret Diary Notes
My Super Secret Diary Notes
Lock the Private Dream Journal
Free

Securely record your daily thoughts, memories, and secrets in a customizable digital journal. Protect your private entries with a lock and enhance them with photos, emoticons, and personalized designs. Your memories are safely stored and accessible across devices.

Password/Touch ID protectionCalendar and list viewSearch functionality
📊 Productivity
(1.9K)
subscription
14
Secret Diary With Lock
Secret Diary With Lock
Secret Diary With Lock
Secret Journal With Password
Free

Keep your thoughts, feelings, and memories private with a secure digital journal. This app offers customizable locks, daily reminders, and the ability to add photos and emojis to your entries, ensuring your personal information stays protected.

Password protection (PIN, pattern, safe)Unlimited daily entriesAdd photos and mood emojis
🌟 Lifestyle
(736)
free with in-app purchases
15
Notebook - Diary & Journal App
Notebook - Diary & Journal App
Notebook - Diary & Journal App
A diary that flips like a book
Free

This app offers a natural journaling experience by organizing daily notes on a single page, allowing you to flip through your entries like a physical book. It prioritizes simplicity, security with passcode locks, and seamless iCloud synchronization for easy access across devices.

Realistic page-turning effectOne page per day organizationiCloud sync and backup
📊 Productivity
(14K)
free with in-app purchases
16
Diary - Private Note With Lock
Diary - Private Note With Lock
Diary - Private Note With Lock
Journal,Diary,Moods
Free

This app offers a private digital notebook for journaling, with customizable interfaces and dynamic effects. Secure your entries with a password and receive daily reminders to write. Add photos, text, and choose from various fonts and background stationery colors to make your entries vibrant.

Dynamic interface themesTimeline viewCustomizable stationery colors
🌟 Lifestyle
(895)
free with in-app purchases
17
Secure Daily Diary
Secure Daily Diary
Secure Daily Diary
Private journal with passcode
Free

Capture your thoughts and memories securely with a private journal. Protect your entries with a passcode, Face ID, or Touch ID. Enjoy a customizable experience with various themes and icons, all stored locally and synced via iCloud.

Passcode, Face ID, or Touch ID protectionLocal storage and iCloud syncNo third-party servers or sign-ups
🌟 Lifestyle
(452)
free with in-app purchases
18
My diary - Secret Journal
My diary - Secret Journal
My diary - Secret Journal
Diary with password
Free

This application serves as a secure digital journal for recording thoughts, emotions, and life events. It offers features like password protection, image attachments, and a word cloud visualization to help users express themselves and reflect on their experiences.

Password protectionImage attachmentsPDF export
🌟 Lifestyle
(7)
ad-supported
19
Diary with Lock: Diary Journal
Diary with Lock: Diary Journal
Diary with Lock: Diary Journal
Daily Diary & Mood Tracker
Free

Securely record daily thoughts, feelings, and memories with a customizable, password-protected digital journal. Enhance entries with photos, audio, and a mood tracker to understand your emotional journey. Offers prompts and themes for inspiration and organization.

Password and Face ID protectionMultimedia entries (photos, audio)Mood tracking calendar
🌟 Lifestyle
(904)
free
20
My Diary With Lock
My Diary With Lock
My Diary With Lock
Daily Journal, Notes, Memo
Free

This app provides a secure and private space to record daily thoughts, moods, and memories. It offers password protection, mood tracking with emotion icons, and a calendar view to revisit past entries. Customize your journal with various artistic styles.

Password and Face ID protectionMood tracking with emotion iconsQuick notes with photos and emojis
🌟 Lifestyle
(1.6K)
free with in-app purchases

FAQ about Locked Journal Diary

What are the best locked journal diary apps for iPhone?
Diary With Password tops our locked journal diary apps ranking as of August 2026, with a 4.7-star average from 27K App Store ratings, and it's free to download.
Yes — 20 of the top locked journal diary apps we rank are free to download, including Diary With Password and My Diary with password & lock.
Diary With Password has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 243+ locked journal diary apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app functions as a private digital journal, allowing you to log daily thoughts, emotions, and life events. It provides a secure space to record your experiences and reflect on them later.
Your diary entries are protected by a password, pattern lock, Touch ID, or Face ID, depending on your device's hardware support. This ensures that only you can access your personal writings.