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Best Secure Diary Alternative Apps

219+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

Every iPhone needs a few good secure diary alternative apps. We benchmark 219+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Secure Diary Alternative

Secret Diary With Passcode#1

Secret Diary With Passcode by Berce Alin

Secret diary
Editor's Choice
🌟 Lifestyle
4.6😊(8.1K ratings)
FreeAds
Secret Diary With Passcode screenshot 1
Secret Diary With Passcode screenshot 2
Secret Diary With Passcode screenshot 3
Secret Diary With Passcode screenshot 4
Secret Diary With Passcode screenshot 5

"Express your innermost thoughts with this discreet and user-friendly secret diary app. Safely store your personal stories, feelings, and memories behind a secure passcode. Enjoy features like diary entries, mood selection, emoji support, and search functionality."

What We Love

  • πŸ”’ Password protection
  • πŸ’‘ Customizable themes and fonts
  • πŸ‘ Easy to use
  • πŸš€ Unlimited entries

Room to Improve

  • πŸ› Entries disappearing or not saving properly
  • πŸ“’ Excessive ads
  • πŸ”’ Password issues (unable to reset, incorrect password not working)
Penzu#2

Penzu by Penzu Inc.

Secure Diary & Private Journal
Strong Contender
πŸ“Š Productivity
4.2😐(2.5K ratings)
FreeAdsIn-App Purchases
Penzu screenshot 1
Penzu screenshot 2
Penzu screenshot 3
Penzu screenshot 4

Capture your thoughts and memories securely with a private digital diary. Organize your entries, set reminders, and reflect on your experiences. Start journaling today for a personalized way to keep track of your life.

What We Love

  • πŸš€ Easy to use
  • πŸ”’ Secure and private
  • πŸ“ Convenient journaling on the go
  • πŸ—“οΈ Helpful reminders and date tracking

Room to Improve

  • πŸ› Frequent crashes and bugs
  • πŸ”‘ Password issues and lockout problems
  • πŸ“ Syncing and data loss issues
Notebook - Diary & Journal App#3

Notebook - Diary & Journal App by Koji Ito

A diary that flips like a book
Worth Considering
πŸ“Š 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

A digital journaling app that lets you effortlessly record your thoughts, ideas, and experiences while also offering features like organization, customization, and easy sharing. Journal your life with ease and convenience.

What We Love

  • πŸ‘ Simple and easy to use
  • πŸ”’ Password protection
  • πŸ’‘ Convenient for journaling and note-taking
  • πŸš€ Smooth and responsive

Room to Improve

  • πŸ› Occasional crashes or glitches
  • 🚫 Unable to insert photos or attachments
  • 🚫 Limited formatting options

More Secure Diary Alternative apps to explore

4
Diary - Journal with password
Diary - Journal with password
Diary - Journal with password
Beautiful diary with password
Free

A beautiful and secure diary app to safeguard your thoughts with a personal password. Capture your intimate moments, future plans, and thoughts without fear, and benefit from user-friendly features tailored just for you. Start journaling today!

🌟 Lifestyle
(1.6K)
5
Diary, Journal, Notes - Diaro
Diary, Journal, Notes - Diaro
Diary, Journal, Notes - Diaro
Your Personal & Secure Diary
Free

Keep track of your daily thoughts, feelings, and experiences with ease using our versatile diary, journal, and note-taking app. Organize your entries, add photos, and access your private thoughts securely anytime, anywhere. Start capturing your life's moments today!

🌟 Lifestyle
(4.3K)
6
Diary With Password
Diary With Password
Diary With Password
No Ads Journal Diary Notebook
Free

Track life's progress, log daily thoughts, and protect your secrets with a password in this electronic diary app. Enjoy features like time stamps, reminders, night mode, and export options to PDF or text files. Organize entries with search and choose from different font sizes and types for a personalized journaling experience.

πŸ“Š Productivity
(26K)
7
My Diary - Journal with Lock
My Diary - Journal with Lock
My Diary - Journal with Lock
Journaling Diary with password
Free

"My Diary - Journal with Lock" is a free online diary with lock that lets you record daily journals, thoughts, mood trackers, and private moments with customizable features like themes, moods, and password protection. Journal for mental health benefits and gain control of your emotions in a personalized writing experience. Start journaling now for improved well-being!

🌟 Lifestyle
(4.6K)
8
Note Lock~Lock your Tales Safe
Note Lock~Lock your Tales Safe
Note Lock~Lock your Tales Safe
Keep privacy secret diary data
Free

Secure your private notes with this app that allows you to separate and protect your secret thoughts from your device's standard notes. Enjoy features such as pencil eraser animations, stickers, and sticky notes for an interactive experience. Backup your data for peace of mind in case your device is lost or damaged.

πŸ”§ Utilities
(2.8K)
9
My Private Diary For Girls
My Private Diary For Girls
My Private Diary For Girls
Secret Photo, Video, & Journal
Free

A secure diary application designed for girls to store their photos, videos, and personal thoughts privately. Keep your memories safe and organized with this user-friendly app. Download now to start journaling!

🌐 Social Networking
(679)
10
Journey - Diary, Journal
Journey - Diary, Journal
Journey - Diary, Journal
Daily Motivation & Journal
Free

Track your daily thoughts and experiences with a digital diary and journal app that provides daily motivation. Reflect on your journey and keep a record of your progress. Start journaling today!

🌟 Lifestyle
(5K)
11
Momento: Private Journal Diary
Momento: Private Journal Diary
Momento: Private Journal Diary
Easily capture life's memories
Free

Capture, organize, and share life's memories effortlessly with this smart private diary app. Easily write notes, add photos, import digital history, and explore moments in a beautiful journal format. Start preserving your story today!

🌟 Lifestyle
(870)
12
Zangi - Private Messenger
Zangi - Private Messenger
Zangi - Private Messenger
Safe. No Trace. Encrypted
Free

"Register anonymously, no phone number required. Send messages securely and quickly with complete privacy."

🌐 Social Networking
(8.1K)
13
Diary With Password: Diary Me
Diary With Password: Diary Me
Diary With Password: Diary Me
Daily Journal. Daily Planner
Free

Capture your thoughts and memories securely with Diary Me, the ultimate digital diary app for iPhone and iPad. Unlock a world of personal writing with its intuitive design and user-friendly interface. Start journaling today!

🌟 Lifestyle
(75)
14
Digital Journal Diary
Digital Journal Diary
Digital Journal Diary
Private Journal - Photo,Video
Free

Get organized and record your thoughts efficiently with this AI-powered digital daily journal. Write privately, organize entries, set reminders, and reflect on your personal journey. Download now to start journaling effectively.

πŸ’ͺ Health & Fitness
(6.5K)
15
Personal Diary (Journal) App
Personal Diary (Journal) App
Personal Diary (Journal) App
No Ads, Simple & Easy to Use
Free

Keep track of your daily thoughts, feelings, and experiences with this ad-free, user-friendly personal diary app. Start journaling today to reflect on your journey and organize your life efficiently.

🌟 Lifestyle
(104)
16
Diary with lock
Diary with lock
Diary with lock
Colorful Diary, Journal, Note
Free

Create your own personal journal with the "Diary with lock" app to record daily events, appointments, secrets, and feelings securely. This colorful diary offers features like password protection for privacy. Try it out now!

🌟 Lifestyle
(1.2K)
17
Diary Journal - With Lock
Diary Journal - With Lock
Diary Journal - With Lock
Private Secret Daily Journal
Free

A modern private journal app for documenting thoughts, memories, and dreams securely. Log life events and reflect on moments to inspire personal growth.

🌟 Lifestyle
(360)
18
Untold - Voice Journal
Untold - Voice Journal
Untold - Voice Journal
Secure, Personalized Journal
Free

Create your personalized story with Untold, a secure voice journaling app where you are the main character. Start now and share your unfolding story in an encrypted space all to yourself.

πŸ’ͺ Health & Fitness
(2K)
19
Diary - Private Note With Lock
Diary - Private Note With Lock
Diary - Private Note With Lock
Journal,Diary,Moods
Free

A private diary and journal app with dynamic interface features, customizable themes, privacy lock, reminders, and easy sharing options. Write your life stories, add photos and text, and never forget a moment. Share beautiful calendars with others and receive warm daily reminders. Feedback and subscription information provided within the app for user convenience.

🌟 Lifestyle
(895)
20
My Daily Diary - Mood Journal
My Daily Diary - Mood Journal
My Daily Diary - Mood Journal
Mood Tracker & Daily Journal
Free

Track your daily mood, thoughts, and activities with this convenient journaling app. Reflect on your emotions and track patterns to improve your well-being. Start journaling today for a healthier mind!

🌟 Lifestyle
(9.2K)

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