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Best Locked Diary Apps

233+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

Out of 233+ locked diary apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Locked Diary Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Diary With PasswordDiary With PasswordFree4.7★ (26K)NoYesJul 2026
2Дневник и Трекер НастроенияДневник и Трекер НастроенияFree4.8★ (5.4K)YesYesJul 2026
3Notebook - Diary & Journal AppNotebook - Diary & Journal AppFree4.7★ (14K)YesYesJul 2026
4My Diary - Journal with LockMy Diary - Journal with LockFree4.7★ (28K)YesYesJul 2026
5Day One: Daily Journal & DiaryDay One: Daily Journal & DiaryFree4.8★ (117K)NoYesJul 2026
6Secret Diary With PasscodeSecret Diary With PasscodeFree4.6★ (8.1K)YesNoJul 2026
7Secure NotepadSecure NotepadFree4.7★ (13K)NoYesJul 2026
8Video Diary JournalVideo Diary JournalFree4.8★ (48K)NoYesJul 2026

Top Picks for Locked Diary

Diary With Password#1

Diary With Password by 帆 杨

No Ads Journal Diary Notebook
Editor's Choice
📊 Productivity
4.7😊(26K 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
Дневник и Трекер Настроения#2

Дневник и Трекер Настроения by SimpleInnovation LLC

Мой личный дневник с паролем
Strong Contender
🌟 Lifestyle
4.8😊(5.4K ratings)
FreeAdsIn-App Purchases
Дневник и Трекер Настроения screenshot 1
Дневник и Трекер Настроения screenshot 2
Дневник и Трекер Настроения screenshot 3
Дневник и Трекер Настроения screenshot 4
Дневник и Трекер Настроения screenshot 5
Дневник и Трекер Настроения screenshot 6

This app serves as a private digital journal to record daily experiences, emotions, and memories. Secure your entries with password, fingerprint, or face ID, and enhance them with photos. Track your moods and use built-in reminders to cultivate a consistent journaling habit.

What We Love

  • 🔒 Secure with password and biometric lock
  • 📝 Allows easy journaling and expression of feelings
  • 🎨 Customizable themes and backgrounds
  • 📊 Mood tracking and insights

Room to Improve

  • 🔑 Limited free features, many premium options
  • 🖼️ Inability to use own photos as backgrounds
  • 🕰️ No reminders to write daily entries
Notebook - Diary & Journal App#3

Notebook - Diary & Journal App by Koji Ito

A diary that flips like a book
Worth Considering
📊 Productivity
4.7😊(14K ratings)
FreeAdsIn-App Purchases
Notebook - Diary & Journal App screenshot 1
Notebook - Diary & Journal App screenshot 2
Notebook - Diary & Journal App screenshot 3
Notebook - Diary & Journal App screenshot 4
Notebook - Diary & Journal App screenshot 5

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.

What We Love

  • 👍 Simple and easy to use
  • 🔒 Password protection
  • 💡 Convenient for journaling and note-taking
  • 🚀 Smooth and responsive

Room to Improve

  • 🐛 Occasional crashes or glitches
  • 🚫 Unable to insert photos or attachments
  • 🚫 Limited formatting options

More Locked Diary apps to explore

4
My Diary - Journal with Lock
My Diary - Journal with Lock
My Diary - Journal with Lock
Journaling Diary with password
Free

This app offers a secure and personalized digital journal for recording daily thoughts, memories, and emotions. Enhance entries with photos, themes, and mood tracking. It's designed to support mental well-being by providing a private space for self-reflection and emotional processing.

Password-protected diaryAdd photos and drawingsCustomizable themes and backgrounds
🌟 Lifestyle
(28K)
free with in-app purchases
5
Day One: Daily Journal & Diary
Day One: Daily Journal & Diary
Day One: Daily Journal & Diary
Личный дневник благодарности
Free

Record your life with a private digital journal. Securely save text, photos, audio, and video. Features include reminders, prompts, and automatic data import to help you stay consistent and reminisce.

Unlimited text entriesRich text formattingPhoto and video support
💪 Health & Fitness
(117K)
freemium
6
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
7
Secure Notepad
Secure Notepad
Secure Notepad
Private Notes with Password
Free

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.

Password protection for all notesBiometric unlock (Face ID/Touch ID)Sort notes by date or alphabetically
📊 Productivity
(13K)
free with in-app purchases
8
Video Diary Journal
Video Diary Journal
Video Diary Journal
Photo Album Timeline Maker
Free

Easily create a video diary by recording one second of your day. Relive your life's moments with custom-length compilations and smart fill features. Keep your memories private and accessible.

Smart Fill for easy day compilationRotate and fill video framesUnlimited video mashing
📷 Photo & Video
(48K)
free with in-app purchases
9
Diary with lock
Diary with lock
Diary with lock
Colorful Diary, Journal, Note
Free

Create a secure personal journal to record daily events, thoughts, and secrets. Protect your entries with a password or PIN code and customize the look with different colors and fonts. This app offers a simple, fast, and user-friendly way to document your life.

Password & PIN code protectionCustomizable background colorsChangeable font styles
🌟 Lifestyle
(1.2K)
free with in-app purchases
10
Diary, Journal, Notes - Diaro
Diary, Journal, Notes - Diaro
Diary, Journal, Notes - Diaro
Your Personal & Secure Diary
Free

Record daily activities, thoughts, and memories securely. Organize entries with tags, locations, and folders. Sync across devices and export your data easily. Features include mood tracking, photo attachments, and a calendar view.

Secure PIN and fingerprint lockCustomizable themes and 30+ languagesPowerful search and filtering
🌟 Lifestyle
(4.3K)
freemium
11
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
12
Daylio Journal - Mood Tracker
Daylio Journal - Mood Tracker
Daylio Journal - Mood Tracker
Private Diary, Health, Habits
Free

This app helps you track your moods and activities to understand your well-being. It offers a private micro-diary experience without requiring extensive typing, allowing you to identify happiness triggers and build positive habits.

Mood tracking with icons and emojisActivity loggingPrivate journaling without typing
🌟 Lifestyle
(60K)
free with in-app purchases
13
Diary With Password: Diary Me
Diary With Password: Diary Me
Diary With Password: Diary Me
Daily Journal. Daily Planner
Free

This digital diary app offers a secure and intuitive platform for capturing thoughts, ideas, and memories. It features robust security options, a versatile text editor, and customization tools to personalize your journaling experience.

Passcode & Biometric ProtectionRobust Text EditorSpeech-to-Text
🌟 Lifestyle
(75)
free with in-app purchases
14
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
15
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
16
Prompted Journal - Shadow Work
Prompted Journal - Shadow Work
Prompted Journal - Shadow Work
Private journaling for therapy
Free

This app provides a guided journaling experience with over 190 prompts and "Dive Deeper" questions to encourage self-reflection and personal growth. It helps users establish a consistent self-care routine through daily reminders and offers privacy with no data storage required.

190+ journal prompts"Dive Deeper" questionsDaily reminders
🌟 Lifestyle
(6.9K)
free with in-app purchases
17
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
(1.6K)
free with in-app purchases
18
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
(737)
free with in-app purchases
19
Journey - Diary, Journal
Journey - Diary, Journal
Journey - Diary, Journal
Daily Motivation & Journal
Free

This app helps you capture memories, express yourself through writing, and track your emotions. It offers tools for creating rich journal entries, collaborative journaling, and secure storage. Enhance your experience with templates, plugins, and reminders for a more mindful and organized life.

Capture memories with photos, videos, and audioRich text editor with formatting optionsMood tracking and emotional fluctuation analysis
🌟 Lifestyle
(5K)
freemium
20
Memos - Digital Journal Diary
Memos - Digital Journal Diary
Memos - Digital Journal Diary
Private Journal - Photo,Video
Free

Document your life, track goals, and monitor your mood with this versatile journaling app. Enhance well-being, creativity, and productivity through daily reflection. Secure your entries with password protection and sync across devices.

Add photos, videos, and audio recordingsTrack mood, goals, and activitiesCreate to-do lists and business plans
💪 Health & Fitness
(6.5K)
free with in-app purchases

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FAQ about Locked Diary

What are the best locked diary apps for iPhone?
Diary With Password tops our locked diary apps ranking as of July 2026, with a 4.7-star average from 26K App Store ratings, and it's free to download.
Yes — 20 of the top locked diary apps we rank are free to download, including Diary With Password and Дневник и Трекер Настроения.
Diary With Password has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 233+ locked diary apps on the iOS App Store as of July 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.