Daily Diary: Journal with Lock

In-app purchases
4.7
131K reviews
5M+
Downloads
Content rating
Rated for 3+
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About this app

Daily Diary 📔 Journal with Lock — your personal journaling companion for mental clarity, emotional tracking, and memory keeping. Whether you're looking for a daily journal, mood tracker, gratitude journal, or a secure place to write, this diary with lock is designed to fit your lifestyle.

Use this journal app to write about your day, track your mood, attach photos, and plan with the integrated calendar. It's perfect for daily journaling, self-care, mental health reflection, or keeping your memories safe—all in one place.

🛡️ PRIVATE & SECURE JOURNAL Keep your diary entries safe using a password, fingerprint lock, or face ID. This secret diary with a lock ensures your personal notes are visible only to you. Perfect for private journal entries, emotional reflections, or even your therapy journal.
📝 PHOTO JOURNAL & DIARY NOTES Write daily thoughts, emotions, and goals in your diary journal, and add images to turn your journal diary into a beautiful photo diary. Ideal for mood tracking, daily logs, or simply preserving everyday moments.
📆 CALENDAR & DAILY REMINDERS Turn journaling into a habit! Schedule daily diary entries, organize plans, or log important life events using the built-in calendar. Whether you're using it as a work journal, grateful journal, or BPD journal, reminders help you stay consistent.
📊 MOOD TRACKER & GRATITUDE LOG Record your mood with the mood journal and visualize emotional patterns over time. Journaling your emotions daily helps build self-awareness and mental resilience. Great for mental health journaling or practicing gratitude.
🎯 SIMPLE & BEAUTIFUL INTERFACE This free journal app was designed to be minimal, elegant, and user-friendly. Whether you’re a beginner or a lifelong journaler, this diary app with lock makes daily journaling easy and enjoyable.

Perfect For:
Daily journaling & memory keeping 📖
Mood tracking & emotional wellbeing 💖
Gratitude practice & positivity 🌈
Self care & personal growth 🧠

Whether you're searching for a free diary, journal for iPad, gratitude app, or journal diary app that supports photos, moods, and privacy — Daily Diary is your all-in-one tool.
Start journaling today and unlock the power of reflection, self-care, and emotional clarity. ✨

More features coming soon!
Updated on
May 14, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Personal info, Photos and videos and 3 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.7
119K reviews
Lah Lah
November 2, 2024
The app does it's intended purpose. It's not bad it's just I would like the option to make one word bold or italicized not the whole paragraph I've written. Same thing with the colors, what if I want part of a paragraph to be purple and the other part green? I can't. And the options for free stickers are extremely limited. Overall it's okay, I've never done journaling on an app before so it's convenient for me. I have a 2 year old, it's hard to just sit down and write so using an app is easier
32 people found this review helpful
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SimpleInnovation
November 6, 2024
Hello! Thanks for sharing your opinion with us! User feedback helps us to become better. I will pass on your wishes to our developers for consideration. Best regards, Liza
Gokul Nath G
June 5, 2025
i have been using this app since it's initial version, every update was interesting till they bring ads on it. I thought it was necessary to have ads for their revenue and now the ads are getting increased that affect our use of this app. There are ads everywhere. I used to like this app and now they totally proved that it's totally worthless. PLEASE FIND SOME OTHER APPS. there's too many ads. At first the ads were acceptable There were only a few ads, but now it seems like a total ads app.
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Philip Crawford
June 2, 2025
I am glad that I didn't pay for this app. It tried to offer more help than I wanted. As I used it day by day the advertising got more intrusive. I am now disappointed and am going to uninstall it. I understand that ads help pay for development, but I can choose whether the presentation of the ads is excessively intrusive.
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SimpleInnovation
June 2, 2025
Hello! We use ads to keep the app free and support its further development. That being said, we really appreciate your report on this - are there any features or pages that are particularly affected by ads? We would love to read your feedback at diary@simpleinnovation.us. Best regards, Lisa

What’s new


✓ Simple, beautiful, and user-friendly diary to journal in your phone.
✓ Diary lock to keep your thoughts secret.
✓ Daily reminders to develop a journaling habit.
✓ Photos in your entries to preserve snapshots of your special moments.
✓ Diary writing templates were added.
✓ Minor issues reported by users were fixed.
✓ Please send us your feedback!