AppBrain's verdict
Loved by users- Rating on App Store
- 4.68
- 743 ratings
- Last updated
- May 20, 2026
- Size
- 139.6 MB
Users love it: 4.7 stars from 743 ratings. Its best ranking is #57 in Top Grossing, Productivity in Japan.
User feedback
Ratings and reviews on the App StoreComments on AI Assistant kun - chat, essay for iOS
We don't have enough comments to show example comments. Please check back later.
Store listing
By Yukito Shibuya, from the App StoreDescription by Yukito Shibuya Written by the developer, not by AppBrain. Click to read.
A wide range of needs can be met, from work and study to advice on worries and chatting in your spare time.
No registration is required, and it's easy to start for free!
AI Assistant kun is an AI chat app available both in Japanese and in English.
It’s easy to use on your smartphone and supports a wide range of needs—from homework questions to advice on life and relationships—tailored to your purpose.
Recommended for
People who want to work efficiently
You can create drafts of emails, look for typos and correct them. When you are stuck at work, it can help you come up with ideas for projects and catchphrases, and support wall-hammers and organizing your thoughts to clear your mind of clutter. We also recommend it for summarizing documents and organizing the formatting of meeting minutes.
If you need support with learning
We also specialize in homework support. You can use it to practice English conversation and explain what you don't understand. We are also good at drafting and composing sentences.
Those who want help with household chores and daily life.
We can help you with lifestyle issues. I can help you plan today's menu and create nutritionally balanced recipes. We are also good at giving wisdom on how to clean the house and on everyday situations that require help. When in doubt, we can even tell your fortune with tarot. We also recommend creating travel plans.
For creators
It is also a great tool for inspiration. From plotting a novel, to setting up a dream novel, to coming up with ideas for dialogue, to writing lyrics that resonate with you, to assisting in songwriting, we can help you.
For those who want to add color to their daily lives.
And for the little moments in your daily life. From chatting in your spare time to discussing your life and love life problems. You can also create a diary by sharing what happened today.
Features of AI Assistant kun
The most advanced natural language processing technology, so we can understand your words and feelings and communicate with you.
AI Assistant kun is always calm and collected. It is not affected by your emotions, and will kindly accept anything you say or do, no matter how many times you say or do it.
24/7 support. 24/7 support, available to answer your questions no matter what time of day it is.
How to use
No membership registration is required. You can download the application and start chatting immediately. Please note that you can start for free, but there is a daily usage limit for users.
You can get in touch with cutting-edge AI through a familiar chat UI.
Tips on how to use the service
When you finish an answer in the middle of a question, you can ask "Tell me the rest of the answer" and it will give you a longer answer.
It is good at generating ideas. It is good at coming up with ideas, so use it when you are in trouble.
Excels at creating the core structure of writing. You can rely on it when you’re unsure about how to organize your content.
When you want a lot of ideas, be specific about the number of ideas, such as 10.
Be very careful because you may get the facts wrong!
First of all, it's free. Try it now!
Terms of Use: https://www.notion.so/c54bce9e44b5468c88af53a561457cbd
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 139.6 MB
- Content rating
- Low
Technologies used by AI Assistant kun - chat, essay
Releases
Updates seen on the App Store- Version
- 5.3.0
- Launched
- February 2023
No changelog data
Alternatives
Similar apps and more from Yukito ShibuyaAlternatives to AI Assistant kun - chat, essay
More from Yukito Shibuya
Rankings
App Store top charts- Highest rank
- #57
- Chart
- Top Grossing
- Productivity
- Country
- Japan
App Store Rankings for AI Assistant kun - chat, essay
Top rankings
| Rank | Country | Category | List |
|---|---|---|---|
| 57 | Japan | Productivity | Top Grossing |
Ranking history in Japan
About the app and developer
About AI Assistant kun - chat, essay
AI Assistant kun - chat, essay is a productivity app developed by Yukito Shibuya.
What is the rating of AI Assistant kun - chat, essay?
AI Assistant kun - chat, essay is rated 4.68 out of 5 stars, based on 740 ratings.
Is AI Assistant kun - chat, essay free?
AI Assistant kun - chat, essay is free. The app size is 139.62 MB. The latest version available is 5.3.0. The last update was on May 20, 2026.
What are the requirements for AI Assistant kun - chat, essay?
The app has a content rating of Low Maturity. The app has been available on the App Store since February 2023.
AI Assistant kun - chat, essay is made and published by Yukito Shibuya. AppBrain is an independent app data site and isn't affiliated with Yukito Shibuya. The app name, icon, screenshots and description belong to Yukito Shibuya and are shown as published on the App Store.
Developer information for Yukito Shibuya
Address:
Share AI Assistant kun - chat, essay
Subscribe now to get full and unlimited access to AppBrain Intelligence. You'll have access to:
- App Intelligence dashboard (performance timeline, competitor comparison, country rankings, insight cards)
- Detailed ranking data per app
- Full timeline per developer
- Device market shares data per country
- Unlimited keyword tracking
AppBrain is an app data site, we track rankings, ratings, installs for all apps and games on Google Play and the App Store. AppBrain doesn't host app files or APKs, all install links go directly to the official store. All trademarks are owned by their respective owners.
More apps
App statistics