Best Thought Diary App

240+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated June 2026

Every iPhone needs a few good thought diary app apps. We benchmark 240+ 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 Thought Diary App

CBT Thought Diary App#1

CBT Thought Diary App by Aly Bairamov

Journal Therapy for Self-Help
Editor's Choice
💪 Health & Fitness
4.9(11 ratings)
FreeIn-App Purchases
CBT Thought Diary App screenshot 1
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Track and transform your thoughts with a journal therapy app using Cognitive Behavioral Therapy methods. Record thoughts easily, gain insights, and promote positive thinking for improved mental health. Embark on your journey to better well-being today!

Mood Tracker.#2

Mood Tracker. by Solitude Colors LLC

Daily Planner
Strong Contender
💪 Health & Fitness
4.3😊(2.4K ratings)
Free
Mood Tracker. screenshot 1
Mood Tracker. screenshot 2
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Track your daily emotions, activities, and trends to gain insight into your mental well-being. Stay mindful of your mood patterns and take steps towards improving your overall mental health. Start monitoring your emotions today!

What We Love

  • 👍 Easy to use
  • 🤗 Helpful for mental health
  • 💫 Cute and aesthetically pleasing
  • 🆓 Free to use

Room to Improve

  • 🤖 Frequent prompts to rate the app
  • 🤔 Limited mood options
  • 💤 Reminders don't always work as expected
Day One: Daily Journal & Diary#3

Day One: Daily Journal & Diary by Bloom Built Inc

Private Gratitude Journaling
Worth Considering
💪 Health & Fitness
4.8😊(117K ratings)
FreeAdsIn-App Purchases
#78in Health & Fitness
Day One: Daily Journal & Diary screenshot 1
Day One: Daily Journal & Diary screenshot 2
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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.

What We Love

  • 💻 Excellent journaling app
  • 🗓️ Ability to create multiple journals
  • 🎨 Customizable journal templates
  • 🔍 Powerful search and filtering

Room to Improve

  • 🔒 Subscription model for premium features
  • 🗓️ Issues with syncing and data loss
  • 🖌️ Limited customization options

More Thought Diary App apps to explore

4
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)
5
My thoughts - Cute diary
My thoughts - Cute diary
My thoughts - Cute diary
Your daily thoughts
Free
🌟 Lifestyle
(131)
6
Simple Daily Diary
Simple Daily Diary
Simple Daily Diary
Easiest way to journal
Free

Capture your daily moments effortlessly with this convenient diary app. Easily share your special memories with loved ones and enjoy automatic synchronization between your devices. Download now to start journaling!

🌟 Lifestyle
(1.2K)
7
My Diary with password & lock
My Diary with password & lock
My Diary with password & lock
Daily notes & private Journal
Free

Track Your Thoughts and Emotions: Capture your daily experiences with a comprehensive journaling and mood tracking app. Organize entries, track moods, add photos, and prioritize privacy, all to enhance your self-reflection and personal growth. Start journaling today!

🌟 Lifestyle
(467)
8
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)
9
Mindsy - CBT Thought Diary
Mindsy - CBT Thought Diary
Mindsy - CBT Thought Diary
Self Care & Motivation Journal
Free

This mental health application combines Cognitive Behavioral Therapy practices, a gratitude journal, and personalized affirmations to help users cultivate positivity, manage stress and anxiety, and improve their overall well-being. By providing a guided and self-directed approach, it empowers users to take control of their mental health and learn effective coping strategies.

💪 Health & Fitness
(1)
10
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.

📊 Productivity
(26K)
11
Mind Care: Thought Diary
Mind Care: Thought Diary
Mind Care: Thought Diary
Guided Meditation, Self Relief
Free

This mental health application offers guided journaling, meditation, and habit tracking to help users relieve stress, cope with anxiety and depression, and gain insights into their emotional state. By reflecting on their experiences and tracking their progress, users can develop healthy habits, cultivate mindfulness, and achieve a more fulfilling life.

💪 Health & Fitness
(13)
12
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)
13
Thought Diary: Reflect & Grow
Thought Diary: Reflect & Grow
Thought Diary: Reflect & Grow
by ATRULE TECHNOLOGIES PVT LTD
Free
🔧 Utilities
(0)
14
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)
15
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.

💪 Health & Fitness
(2K)
16
Tochi - Mood Tracker Journal
Tochi - Mood Tracker Journal
Tochi - Mood Tracker Journal
Mental Wellness & CBT Insights
Free

Track your moods, journal your thoughts, and receive support with an adorable mental health companion. Take charge of your self-care journey.

🌟 Lifestyle
(842)
17
Journal Thought Diary: Jwappa
Journal Thought Diary: Jwappa
Journal Thought Diary: Jwappa
Journal, Notepad, Stoic, Cbt
Free
🌟 Lifestyle
(0)
18
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)
19
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
(10K)
20
Secure Daily Diary
Secure Daily Diary
Secure Daily Diary
Private journal with passcode
Free

A password-protected journal app that safeguards your personal reflections and memories. Easily share your entries on social media and keep track of special moments with quick search and synchronization features. Download now to secure your diary and relive important moments anytime.

🌟 Lifestyle
(423)