Simple Diary - Daily Journal
Simple Diary - Daily Journal Summary
Simple Diary - Daily Journal is a ad-supported, with in-app purchases iOS app in Lifestyle by Komorebi Inc.. Released in Aug 2018 (7 years ago). It has 3.1K ratings with a 4.78★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 493 monthly active users and generates around $<10K monthly revenue (31% IAP / 69% ads). Store metadata: updated Dec 24, 2025, version 1.
Recent activity: 4.00 new ratings this week View trends →
Data tracking: SDKs and third-party integrations were last analyzed on Feb 22, 2026.
Store info: Last updated on App Store on Dec 24, 2025 (version 1).
Simple Diary - Daily Journal was last scanned for SDKs 2026-02-22. Below is the overview of third party companies detected in the app. The full list of raw SDKs, app permissions and unknown SDKs is available here.
Google
AppLovin
Vungle
Pangle
SDWebImage
nanopb
MongoDB
Firebase4.78★
Ratings: 3.1K
Screenshots
App Description
This is simple Journaling and easy-to-use diary app with high functionality!
We have made a simple, most convenient diary app that will allow you to back up without account registration.
So please download and try the best diary app!
[Functions]
■ Pictures can be inserted into sentences (up to 10)
Like a blog, you can insert images between sentences. You can also paste photos taken from the camera roll, images saved by WEB, etc.
■ Secure Passcode Lock
You can lock the app with a password, so if you do not want to be seen by people, you can lock it securely. Of course, it corresponds also to Face ID, Touch ID.
■ Change the theme color
There are 19 theme colors, so you can dress it into a cute theme or cool theme. You can change not only the design of the app but also the icon of the app to put on the home screen. It is a unique feature of this app equipped with latest functions. (It is necessary to make iOS the latest version)
■ Data backup
You can back up important diary data. You can also save it to iTunes or PC, but you can also transfer the diary data to another app (eg Evernote, Dropbox etc). RTFD file can be output, so you can save it carefully.
■ Tag search
Diary search function is attached, you can conveniently search diary by filling in tag. You can easily search many diaries with your favorite words.
■ Adjust character font
You can also reduce or enlarge the size of the texts, you can also adjust the color depth and spacing between texts.
It is nice because you can make it big font size for people who can not read texts well.
■ Reminder function
If you set the time to your liking, the app will do the push notification! You can prevent forgetting to write a diary.
■ You can write a diary many times a day
A single diary a day is also good, but you can write many diaries on a day like a memo or a work record.
【Help, Feedback】
Please see "Help / FAQ" from the setting screen of the app. If you are unfamiliar with this help, please inquire from " Feedback" from the setting screen in the app. Alternatively, I hope to contact you by tapping the following App support on this screen.
Even if you write it in the review of the app, it will take time to reflect, so we can not respond quickly. Please inquire from the above app.
Terms of Use:
https://komorebi-studio.com/tos_en.html
Privacy Policy:
https://komorebi-studio.com/policyr