Diary with Lock: Diary Journal Android
Diary with Lock: Diary Journal gets 1k+ downloads a day worldwide (AppInsider estimate, September 2026, rounded down to a band).
Diary with Lock: Diary Journal is #14 in Lifestyle Free on Google Play in Russia and charting in 2 of 15 countries we track.
Updated 27 Sep 2026 · rankings refresh through the day
DeveloperSimple Design Ltd.
CategoryLifestyle
PriceFree
Released
Installs10M+
Rating★ 4.9 (409k)
Updated
Content ratingEveryone
Rating
4.9 ★
409k ratings
Measured
Best rank now
#14
Lifestyle FreeMeasured
Diary with Lock: Diary Journal on Google Play
App details
App ID
diary.journal.lock.mood.daily
Publisher
Simple Design Ltd.
Content rating
Everyone
Diary with Lock: Diary Journal downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Where Diary with Lock: Diary Journal's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
Retention · share of new users still active
Day 1
Day 7
Day 30
Time spent · per daily user
Average time spent Pro
min a day
Sessions a day Pro
Time per session Pro
min
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend in Diary with Lock: Diary Journal before Apple and Google take their fee.
How this is calculated
Not on any Top Grossing chart: monthly active users × spend per user for its category, measured on the charted apps nearest the bottom of the charts.
Business model: Ad-led
How Diary with Lock: Diary Journal makes money: subscriptions, one-off purchases and ads.
In-app purchasesAds · 83 ad networks
One-off purchases
/mo
of revenue
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 15 countries.
| Country | Charts | Rank |
|---|---|---|
| Russia | LifestyleFree | #14 |
 Brazil | LifestyleFree | #86 |
Apps near Diary with Lock: Diary Journal on the chart
Lifestyle Free, around #14.
Ratings
Google Play, worldwide.
Rating
4.9 ★
409k ratings
Measured
Ratings
409k
Measured
Written reviews
7.3k
Measured
About Diary with Lock: Diary Journal
Diary with password, a daily journal app to vent your feelings & record thoughts!
This is a free journaling app. Use pattern lock, digit PIN, or fingerprint lock to protect the security of your secret thoughts and daily notes.
We provide unlimited entry editing options, pictures, emojis, moods, etc. Also, you can decorate your entries with stylish fonts and backgrounds.
🙋🏼♀️Why Choose Us？
🛡️ Protecting daily journal with lock
🟢 Pattern lock
🟢 4-digit PIN
🟢 Fingerprint lock
🟢 Passcode hint
🟢 Retrieve passcode
✍️ Decorate writing in my diary app
🌟 Unlimited text entries
🌟 Stylish fonts & text-colors/sizes
🌟 Beautiful backgrounds
🌟 Personal pictures
🌟 All kinds of emojis
Daily Diary: My Journal Diary, more than a diary journal app with lock… You can
🏞Free to insert photos & recordings in journal
Say goodbye to traditional paper diary journals. Daily Diary is a free photo diary journal. You can write with pictures. Make your daily journal more memorable. Write your daily diary with more vivid pictures and recordings.
☁️Sync and backup your memories
Sync your private diary and memories to Google Drive, and never lose any entries. It is the album you won't lose, the memories you won't forget, the days you won't miss. Synchronize or restore your diary journal with just one click, with the flexibility to switch between multiple devices.
💕 Track mood changes in Calendar View
My Journal Diary works with a mood tracker, turning it into your private mood diary and love diary. Record your mood changes over a period of time, and better manage your emotions; your diary will always be here; listen to your voice!
🔍 Search diary entries by keywords or tags
Let Daily Diary be your life record assistant. Adding diversity tags to your diary entries, make it easier to view diary journal entries by category. Such as mood diary, love diary, travel diary, work diary, girl's diary, game diary, etc.
🔔 Set up and customize notifications
Daily Diary, your anniversary and holiday reminders. Quickly find the time of your diary journal by date and the time of an important day; edit without forgetting anything; it’s your best diary reminder.
Daily Diary: My Journal Diary: a free online journal diary app to vent your private feelings and record thoughts and memories! This journaling app provides unlimited entry editing options, pictures, emojis, moods, etc. Support insert pictures, gifs, recordings, etc., in your diary journal, and record your incredible life from all angles!
Daily Diary: My Journal Diary supports pattern lock, digit PIN, or fingerprint lock to protect the security of your secret thoughts, daily notes, and private ideas. It’s a private journaling app, you can sync your diary journal to Google Drive to prevent data loss and flexibly synchronize, backup, and restore your diary entry data across multiple devices.
😊Online service: always with you
Daily Diary: My Journal Diary is like your old friend. If you have any questions about writing a diary jo
This is a free journaling app. Use pattern lock, digit PIN, or fingerprint lock to protect the security of your secret thoughts and daily notes.
We provide unlimited entry editing options, pictures, emojis, moods, etc. Also, you can decorate your entries with stylish fonts and backgrounds.
🙋🏼♀️Why Choose Us？
🛡️ Protecting daily journal with lock
🟢 Pattern lock
🟢 4-digit PIN
🟢 Fingerprint lock
🟢 Passcode hint
🟢 Retrieve passcode
✍️ Decorate writing in my diary app
🌟 Unlimited text entries
🌟 Stylish fonts & text-colors/sizes
🌟 Beautiful backgrounds
🌟 Personal pictures
🌟 All kinds of emojis
Daily Diary: My Journal Diary, more than a diary journal app with lock… You can
🏞Free to insert photos & recordings in journal
Say goodbye to traditional paper diary journals. Daily Diary is a free photo diary journal. You can write with pictures. Make your daily journal more memorable. Write your daily diary with more vivid pictures and recordings.
☁️Sync and backup your memories
Sync your private diary and memories to Google Drive, and never lose any entries. It is the album you won't lose, the memories you won't forget, the days you won't miss. Synchronize or restore your diary journal with just one click, with the flexibility to switch between multiple devices.
💕 Track mood changes in Calendar View
My Journal Diary works with a mood tracker, turning it into your private mood diary and love diary. Record your mood changes over a period of time, and better manage your emotions; your diary will always be here; listen to your voice!
🔍 Search diary entries by keywords or tags
Let Daily Diary be your life record assistant. Adding diversity tags to your diary entries, make it easier to view diary journal entries by category. Such as mood diary, love diary, travel diary, work diary, girl's diary, game diary, etc.
🔔 Set up and customize notifications
Daily Diary, your anniversary and holiday reminders. Quickly find the time of your diary journal by date and the time of an important day; edit without forgetting anything; it’s your best diary reminder.
Daily Diary: My Journal Diary: a free online journal diary app to vent your private feelings and record thoughts and memories! This journaling app provides unlimited entry editing options, pictures, emojis, moods, etc. Support insert pictures, gifs, recordings, etc., in your diary journal, and record your incredible life from all angles!
Daily Diary: My Journal Diary supports pattern lock, digit PIN, or fingerprint lock to protect the security of your secret thoughts, daily notes, and private ideas. It’s a private journaling app, you can sync your diary journal to Google Drive to prevent data loss and flexibly synchronize, backup, and restore your diary entry data across multiple devices.
😊Online service: always with you
Daily Diary: My Journal Diary is like your old friend. If you have any questions about writing a diary jo