Best Diary Apps

247+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated May 2026

Every iPhone needs a few good diary apps. We benchmark 247+ 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 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

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.

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
Daily Journal: Diary with Lock#2

Daily Journal: Diary with Lock by AppManage LLC

Your Private Secret Journaling
Strong Contender
🌟 Lifestyle
4.8😊(5.2K ratings)
FreeAdsIn-App Purchases
Daily Journal: Diary with Lock screenshot 1
Daily Journal: Diary with Lock screenshot 2
Daily Journal: Diary with Lock screenshot 3
Daily Journal: Diary with Lock screenshot 4
Daily Journal: Diary with Lock screenshot 5
Daily Journal: Diary with Lock screenshot 6

A secure digital diary app for private note-taking, journaling, and organizing thoughts with password protection features. Keep your daily memories safe and organized.

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
My Diary - Journal with Lock#3

My Diary - Journal with Lock by BetterApp Tech Co., Limited

Journaling Diary with password
Worth Considering
🌟 Lifestyle
4.7😊(27K ratings)
FreeAdsIn-App Purchases
My Diary - Journal with Lock screenshot 1
My Diary - Journal with Lock screenshot 2
My Diary - Journal with Lock screenshot 3
My Diary - Journal with Lock screenshot 4
My Diary - Journal with Lock screenshot 5
My Diary - Journal with Lock screenshot 6

"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!

What We Love

  • 🔒 Secure with password, fingerprint, and security question options
  • 📝 Easy to write and express thoughts
  • 🎨 Customizable with themes, stickers, and photos
  • 🗓️ Helpful for tracking moods and daily activities

Room to Improve

  • 💰 Many features locked behind premium paywall
  • 🔍 Limited free theme and sticker options
  • 🐛 Issues with formatting, text editing, and photo placement

More Diary apps to explore

4
Day One: Daily Journal & Diary
Day One: Daily Journal & Diary
Day One: Daily Journal & Diary
Private Gratitude Journaling
Free

A highly acclaimed journaling app that offers a completely private digital space with secure features to record life moments through text, photos, and more. With a decade of updates, it boasts an intuitive design, unlimited entries, and robust privacy measures like end-to-end encryption and secure backups. Start forming a journaling habit effortlessly with this award-winning application.

💪 Health & Fitness
(117K)
5
Notebook - Diary & Journal App
Notebook - Diary & Journal App
Notebook - Diary & Journal App
A diary that flips like a book
Free

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.

📊 Productivity
(14K)
6
My Diary With Lock
My Diary With Lock
My Diary With Lock
Daily Journal, Notes, Memo
Free

A personalized diary app with mood tracking and password protection. Safely store daily thoughts, memories, and emotions with customizable options and privacy features. Download now and start journaling!

🌟 Lifestyle
(1.1K)
7
Mininote - Cute note and diary
Mininote - Cute note and diary
Mininote - Cute note and diary
Daily Notes and Journalings
Free

Track your daily mood and journal your experiences with Mininote, a portable electronic notebook offering customizable emoticons and powerful note editing features. Enjoy calendar view, password protection, and more. Upgrade to VIP for an ad-free experience and access to premium materials. Subscribe via iTunes for monthly, annual, or one-time purchases.

🌟 Lifestyle
(20K)
8
Secret Diary With Passcode
Secret Diary With Passcode
Secret Diary With Passcode
Secret diary
Free

"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."

🌟 Lifestyle
(8.1K)
9
Diamond Glitter Diary
Diamond Glitter Diary
Diamond Glitter Diary
With lock protection
Free

Unlock the perfect place to jot down your thoughts with this cool diary app that features lock protection. Express your daily happenings in style with the Diamond Glitter Diary, complete with emojis for easier emotional expression!

📊 Productivity
(1.3K)
10
Daylio Journal - Mood Tracker
Daylio Journal - Mood Tracker
Daylio Journal - Mood Tracker
Private Diary, Health, Habits
Free

Track your daily moods, health, and wellness goals easily with this self-care bullet journal app. Stay organized and motivated to improve your well-being every day. Start journaling now and take charge of your mental health and personal growth journey.

🌟 Lifestyle
(60K)
11
Diary with Lock: Diary Journal
Diary with Lock: Diary Journal
Diary with Lock: Diary Journal
Daily Diary & Mood Tracker
Free

A private journaling app with lock feature to protect daily entries. Safely jot down thoughts and memories securely.

🌟 Lifestyle
(728)
12
Prompted Journal - Shadow Work
Prompted Journal - Shadow Work
Prompted Journal - Shadow Work
Private journaling for therapy
Free

"Enhance self-care and personal growth with our daily journal app that features 190 diverse prompts, "Dive Deeper" questions, and customizable entries. Prioritize your well-being with just five minutes a day. Start your journey with us today!"

🌟 Lifestyle
(6.9K)
13
Reflectly - Journal & AI Diary
Reflectly - Journal & AI Diary
Reflectly - Journal & AI Diary
Mood Tracker & Daily Quotes
Free
💪 Health & Fitness
(82K)
14
Diamond Diary Notes With Lock
Diamond Diary Notes With Lock
Diamond Diary Notes With Lock
Secret Journal with Password
Free

A secure and charming journaling app for saving memories and secrets, complete with lock features, emoticons, and photo attachments. Easily organize your life with this glittery daily planner, share your notes, and enjoy personalizing your entries with cute fonts and backgrounds. Try it now to start chronicling your special moments and thoughts discreetly!

📊 Productivity
(8.6K)
15
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)
16
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)
17
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)
18
Planner & Journal - Zinnia
Planner & Journal - Zinnia
Planner & Journal - Zinnia
Notebook & Creative Diary
Free

Plan, organize, and manage your tasks and schedule effectively with this intuitive application. Stay on top of your to-do lists and appointments with ease. Download now to streamline your daily planning!

🌟 Lifestyle
(53K)
19
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)
20
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)

Related searches