星ダイアリー
星ダイアリー Summary
星ダイアリー is a ad-supported, with in-app purchases Android app in Lifestyle by ZAPPALLAS, INC.. It has about 8.7K+ installs Based on AppGoblin estimates, it reaches roughly 316 monthly active users and generates around $<10K monthly revenue (47% IAP / 53% ads). Store metadata: updated Apr 9, 2026.
Recent activity: 1.00 installs this week (124 over 4 weeks) showing steady growth View trends →
Store info: Last updated on Google Play on Apr 9, 2026 .
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App Description
Yukari Ishii's star diary is the long-awaited app of! New moon full moon and void time, let you know the movement information of the star in the app.
The hugely popular "Star Diary," a diary that helps you "read the stars," is now available as an app!
■App Title
Star Diary
■Subtitle
A "Star Diary" Presented by Yukari Ishii
■Description
Spend a year with the words of Yukari Ishii.
The hugely popular "Star Diary," a diary that helps you "read the stars," is now available as an app.
The calendar displays the daily movements of the stars and periods of caution, with Yukari Ishii providing detailed explanations of their meanings. Furthermore, it includes annual, monthly, and daily horoscopes for each of the 12 zodiac signs!
Beautifully written messages from the stars will enrich your daily life.
In addition, there is plenty of astronomical information, such as new moon and full moon dates and void times.
When making important plans, writing in your diary, or reflecting on the past,
the movements of the stars recorded in the diary will serve as your guide.
【Features of the Star Diary App】
The following content and functions are available for free.
(1) Daily Horoscope
Enjoy daily horoscopes by Yukari Ishii.
(2) Moon and Star Movements Displayed on Calendar
The movements of the 10 stars used in astrology, as well as information on new moons, full moons, and void times, are pre-displayed on the calendar. Check the influence of the stars when planning your schedule or when you're feeling off.
(3) Easy Schedule Registration
Easily register your schedule by tapping the date.
You can check the movement of the stars and void times for the selected day on the same screen,
allowing you to schedule according to the star cycle.
(4) Daily Diary Function
In addition to your schedule, there's a section for keeping a daily diary.
Even on busy or tiring days, you can record your mood with icons.
Looking back, you might realize how the movement of the stars and your physical and mental cycles are interconnected.
[Monthly Membership]
Becoming a monthly member grants you access to the following content and features.
(1) Yukari Ishii's Monthly and Yearly Horoscopes
You can read monthly and yearly horoscopes updated for each of the 12 zodiac signs.
The horoscope content is a substantial volume of over 1000 characters.
Let's live each day with Ishii's words that will give you courage.
(2) Explanation of Star Movements
Ishii carefully explains the influence and meaning of the movement of stars shown on the calendar on your zodiac sign.
This is a very convenient app for "reading the stars" and "understanding the mechanics of astrology."
*This app is for all zodiac signs.
(3) Display of Caution Periods
You can read Ishii Yukari's explanations about the "Caution Periods" displayed on the monthly calendar.
Terms of Use
https://stellardiary-app.cocoloni.jp/terms-of-use
Privacy Policy
https://stellardiary-app.cocoloni.jp/privacy-policy
【Furthermore】
Special horoscopes updated!
Special horoscopes by Ms. Ishii will be updated at key points in the year, such as the first and second halves of the year!
Recommended for those who want to enjoy the world of Yukari Ishii even more deeply.
*Special horoscopes are a separate paid content.
【Recommended for people who:】
- Love Yukari Ishii's astrology
- Want to incorporate the movements of the moon and stars into their daily lives
- Want to understand the "mechanism" of astrology
- Want to use the movements of the stars as a reference when creating schedules
- Want to manage their schedules and diaries on their smartphones
- Want a reason to start writing a diary
【How to Sync Calendars】
1. Tap [Menu]
2. Select [Calendar Sync]
3. Turn on [Sync Calendars] and select the calendar you want to sync
(If the calendar you want to sync is not displayed, please try the following)
- Settings app
1. Launch the Settings app
2. Select [Accounts (*)]
3. Select [Google]
4. Select the Google account you want to use
5. Check [Sync Calendars (*)]
(*The wording may vary depending on the device)
- Sync Google Calendar or standard calendar (How to enable smooth data acquisition)
・For Google Calendar
1. Launch the Google Calendar app
2. Select [Menu]
3. Check the calendar name you want to display (if it's not displayed, try selecting the calendar category name you want to sync from "Settings" at the bottom of the menu and turning on sync).
* For standard calendars, the settings method varies depending on the device.
Version (1.6.8 / 118) has ended support for the ARMv7 architecture. As a result, the app may not be installable or launchable on some older devices (mainly Android 9 and below).
