iroben Downloads & Revenueiroben · App Store
iroben is #158 in Education Free in Japan and charting in 1 of 30 countries we track.
Updated 8 Nov 2026 · rankings refresh through the day
DeveloperYuki Nishimura
CategoryEducation
PriceFree
Released
Rating★ 4.4 (34)
Version1.1.2
Age rating4+
First seen by us
8 Nov 2026
Full timeline · 2 events in the last 12 months
- 🆕iroben first spotted by AppInsider#58 in Top Free · Education · Japan
- 🆕iroben released on the App Store
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
4.4 ★
34 ratings
Measured
Best rank now
#158
Measured
iroben on the App Store
App details
App ID
6502425637
Publisher
Yuki Nishimura
On the store since
May 2024
2 years on the store
Minimum OS
iOS 11.0+
iPhone 5s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
JA
Size
66 MB
Also listed in
Reference
Where iroben's downloads come from Modelled
Last 30 days: organic search, browsing the store, features and paid ads.
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| EducationFree | #158 |
Apps near iroben on the chart
Education Free, around #158.
Ratings
App Store, worldwide.
Rating
4.4 ★
34 ratings
Measured
Ratings
34
Measured
About iroben
【irobenとは】
色彩検定で出題される色名を学習できるサービス。
登録不要・広告は一切なしで、全ての機能をご利用いただけます。
練習問題は少し難しめに作っていますので、
繰り返し演習するごとに確実にチカラが付きます。
面倒になりがちな暗記問題を、遊び感覚で暗記しましょう!
※2020年度改正版の最新に対応済み
色彩検定で出題される色名を学習できるサービス。
登録不要・広告は一切なしで、全ての機能をご利用いただけます。
練習問題は少し難しめに作っていますので、
繰り返し演習するごとに確実にチカラが付きます。
面倒になりがちな暗記問題を、遊び感覚で暗記しましょう!
※2020年度改正版の最新に対応済み
Latest updates
1.1.2
以下2点を対応
・色名に対してフリガナを追加
・色名の説明文を修正