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Best Diary With A Lock Apps

222+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated July 2026

Finding the right diary with a lock apps can be overwhelming with so many options. We've analyzed 222+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Diary With A Lock Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Diary With PasswordDiary With PasswordFree4.7★ (26K)NoYesJul 2026
2Secret Diary With LockSecret Diary With LockFree4.4★ (737)YesYesJul 2026
3Дневник и Трекер НастроенияДневник и Трекер НастроенияFree4.8★ (5.4K)YesYesJul 2026
4Secret Diary : Private LifeSecret Diary : Private LifeFree3.3★ (96)YesYesJul 2026
5Notebook - Diary & Journal AppNotebook - Diary & Journal AppFree4.7★ (14K)YesYesJul 2026
6Diary - Journal with passwordDiary - Journal with passwordFree4.5★ (1.6K)YesNoJul 2026
7My Diary - Journal with LockMy Diary - Journal with LockFree4.7★ (28K)YesYesJul 2026
8Diamond Diary Notes With LockDiamond Diary Notes With LockFree4.4★ (8.6K)YesYesJul 2026

Top Picks for Diary With A Lock

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
Secret Diary With Lock#2

Secret Diary With Lock by Pravin Gondaliya

Secret Journal With Password
Strong Contender
🌟 Lifestyle
4.4😐(737 ratings)
FreeAdsIn-App Purchases
Secret Diary With Lock screenshot 1
Secret Diary With Lock screenshot 2
Secret Diary With Lock screenshot 3
Secret Diary With Lock screenshot 4
Secret Diary With Lock screenshot 5
Secret Diary With Lock screenshot 6

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.

What We Love

  • 🔒 Secure diary with password/fingerprint protection
  • 📝 Ability to write and express feelings
  • 🎨 Customization options for diary appearance
  • 🔐 Privacy and keeping secrets from others

Room to Improve

  • 💰 Many features locked behind paywall
  • 🌐 Ads and constant prompts to upgrade
  • 🕰️ Incorrect date/time display
Дневник и Трекер Настроения#3

Дневник и Трекер Настроения by SimpleInnovation LLC

Мой личный дневник с паролем
Worth Considering
🌟 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

More Diary With A Lock apps to explore

4
Secret Diary : Private Life
Secret Diary : Private Life
Secret Diary : Private Life
Private Diary For Girls
Free

Securely record your daily thoughts, feelings, and life events. Express yourself with text, pictures, music, and decorative stickers to capture your mood and creativity.

Record daily thoughtsCapture life happeningsAdd pictures and text
🌟 Lifestyle
(96)
free with in-app purchases
5
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
6
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
7
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
8
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
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
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
11
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
(1.1K)
free with in-app purchases
12
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
(860)
free
13
Diamond Glitter Diary
Diamond Glitter Diary
Diamond Glitter Diary
With lock protection
Free

A personal diary app that allows you to write daily entries and express your feelings with a variety of emojis. It offers lock protection to keep your thoughts private.

Daily journalingLock protectionEmoji support
📊 Productivity
(1.3K)
free
14
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
(31)
free with in-app purchases
15
My Diary - Daily Journal, Lock
My Diary - Daily Journal, Lock
My Diary - Daily Journal, Lock
Mood Tracker & Private Diary
Free

This app allows you to privately record daily thoughts, feelings, and experiences. Secure your entries with PIN or fingerprint locks, attach photos, and personalize your journal with custom themes. Track your mood with emojis and visualize your emotional journey with unique statistics.

PIN and fingerprint lockAttach photos to entriesCustomizable themes
🌟 Lifestyle
(314)
free with in-app purchases
16
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
17
Simple Diary - Daily Journal
Simple Diary - Daily Journal
Simple Diary - Daily Journal
Journaling with lock, notebook
Free

This app provides a simple and convenient way to journal your thoughts and experiences. It allows you to add images, secure your entries with a passcode, and customize the app's appearance. Data backup and search functions ensure your memories are safe and easily accessible.

Insert images into entriesSecure passcode lock (Face ID/Touch ID)Customizable theme colors and app icon
🌟 Lifestyle
(907)
free with in-app purchases
18
Diary with Lock - iDiary
Diary with Lock - iDiary
Diary with Lock - iDiary
Personal Encrypted Journal
Free

Capture and cherish life's moments in a secure, beautifully designed digital journal. Add text, photos, and videos, track your mood and weather, and protect your entries with a passcode. Back up your memories to iCloud and export them as PDFs.

Photo and text diary entriesLock screen passcode protectioniCloud backup
🌟 Lifestyle
(18)
freemium
19
My Private Diary For Girls
My Private Diary For Girls
My Private Diary For Girls
Secret Photo, Video, & Journal
Free

Securely record your daily thoughts, feelings, and life events with photos and videos. This app acts as a private vault, protecting your personal entries from unauthorized access with a passcode.

Secure passcode protectionRecord thoughts, photos, and videosOrganize and back-up entries
🌐 Social Networking
(679)
free with in-app purchases
20
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

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FAQ about Diary With A Lock

What are the best diary with a lock apps for iPhone?
Diary With Password tops our diary with a lock 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 diary with a lock apps we rank are free to download, including Diary With Password and Secret Diary With Lock.
Diary With Password has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 222+ diary with a lock 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.