Simple Diary - journal w/ lock - Private journal & mood tracking
Capture your thoughts & emotions securely with a customizable diary that tracks moods & memories effortlessly.

- 2.0.1 Version
- 1.5 Score
- 252K+ Downloads
- In-app purchases License
- 3+ Content Rating
Simple Diary – A Private Journal Equipped with Lock, Mood Tracker & Reminders
Searching for an uncomplicated and safe method to document your thoughts, monitor your mood, and maintain personal notes? Our digital diary is crafted to assist you in recording daily experiences, work reminders, and feelings in a private and user-friendly journal. No need for account creation – simply start writing!
Features
✔ Add Photos to Your Diary Entries
Enhance your memories by incorporating up to 15 images in each entry. Whether it’s photos from your device or saved images from online sources, you can create a visual diary similar to a personal blog.
✔ Privacy with Passcode Lock
Ensure your privacy is upheld with a passcode lock feature. This secure journal ensures that your personal notes are safeguarded from unwanted access.
✔ Customizable Themes
Customize your diary experience with 19 distinct color themes. Whether you lean towards a charming pastel style or a modern, professional design, you can adjust the app’s look to match your preferences.
✔ Efficient Tag Search
Easily locate previous entries by tagging your notes. This capability simplifies navigating through your personal journal, even if you write every day.
✔ Adjustable Font Options
Tweak font size, text spacing, and color variety to achieve a pleasant writing atmosphere.
✔ Reminder Alerts
Maintain your writing routine by scheduling daily reminders. Notifications will prompt you to express your thoughts regularly.
✔ Unlimited Daily Entries
This digital journal exceeds traditional notebooks by allowing endless entries each day, which is perfect for mood tracking, work reflections, and personal insights.
✔ Ad-Free Experience (In-App Purchase)
Experience the application without interruptions through a one-time payment option.
Begin your private diary journey today to keep a record of your thoughts, feelings, and daily events. With features like password protection, image uploads, and organized management, this secure journal is your essential tool for personal expression.
A personal diary serves as more than just a notebook – it’s a space to contemplate, voice emotions, and preserve cherished memories. Years later, you can reflect on your growth.
Start creating your own journal notebook now!
For assistance, please refer to the Help / FAQ section found within the app settings to navigate any issues you may encounter.
A Refreshingly Simple and Secure Sanctuary for Daily Reflection
Having used Simple Diary for several months, I've found it to be an exceptionally polished and thoughtful application that genuinely encourages consistent self-reflection. What stands out most is its seamless blend of simplicity and robust functionality. Unlike many apps that require cumbersome account setups, this journal allows you to dive straight into writing, which removes a significant barrier to entry.
The user interface is intuitively clean, making the act of journaling feel less like a chore and more like a calming, daily ritual. I've personally found the mood tracker to be invaluable; it's not just a simple icon selection but a feature that, over time, has helped me visualize patterns in my emotional well-being. The ability to add multiple photos to an entry transforms it from a simple text log into a rich, visual scrapbook of memories.
The passcode lock provides genuine peace of mind, ensuring that my private thoughts remain completely confidential. Furthermore, the customizable themes and fonts allow me to tailor the environment to my mood, making the writing experience truly personal.
The reminder feature has been crucial in helping me maintain a daily streak, gently nudging me to take a few moments for myself. It’s this combination of thoughtful design and powerful, yet unobtrusive, features that makes Simple Diary not just an app, but a reliable digital companion for preserving life's moments.
Frequently Asked Questions (FAQ):
A common question is whether your data is stored securely and if entries can be exported; the journal entries are stored locally on your device by default, protected by your passcode, and for those wondering about long-term use, the app's efficient tag search system makes finding specific past entries among years of writing remarkably straightforward. Another frequent inquiry is about the ad-free experience; the one-time purchase is highly recommended as it fully unlocks the app's serene, uninterrupted atmosphere, which is core to its value.
- Version2.0.1
- UpdateOct 10, 2025
- DeveloperKomorebi Inc.
- CategoryTools
- Requires AndroidAndroid 5.1+
- Downloads252K+
- Package Namecom.komorebi.diary
- Signature984d3557cfa94ffd26115fe3c1fe045e
- Available on
- ReportFlag as inappropriate
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NameSizeDownload
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26.04 MB
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23.85 MB
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24.96 MB
Simple and straightforward interface
Ability to add photos easily
No ads in the app
Affordable premium features
Password protection for privacy
Clean layout that’s easy to navigate
Calendar view for tracking entries
Regular updates and potential for new features
Tendency to lose or delete data without warning
Photos stored at poor quality
Limited text formatting options (e.g., no bold/italics)
High cost for full access to all features
Issues with reminders not functioning as intended
Lack of automatic backups or synchronization
Cursor jumping issue while typing
Inability to save or recover forgotten passwords