Info ST vs R
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Info ST
Stay updated with the latest news and updates about your favorite pop idol group and its members. Save articles to your favorites for easy access and create personal memories within the app.
- News for group and individual members
- Favorite articles
- Searchable news archive
- Personal memory log
- Offline favorite access
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"Info ST" brings you the latest news about your favorite pop idol. From the home screen, you can read the news of the group and each member. In the "Log" tab, you can leave memories with your favorite members! This app is completely free. [Feature] - You can read the news for each group and each member. - Press and hold an article to add it to your favorites. - Articles registered as favorites can be read together on the "Favorites" tab. - Favorites are saved even if you quit the app. - You can search for articles on the "Search" tab. - In the "Log" tab, you can leave memories with your favorite members!
R
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【主な機能】 ■ 展示・発表情報の閲覧 全ての展示やステージ発表の情報を網羅。気になる企画をブックマークして、自分だけのタイムラインを作成できます。 ■ リアルタイムスケジュール 当日のタイムラインを確認できます。発表の開始時間や場所を逃さずチェックしましょう。 ■ インタラクティブ・マップ どこで何が行われているか、デジタルマップで直感的に探せます。 ■ 最新情報の通知 運営からの重要なお知らせや、急なスケジュール変更をいち早くお届けします。 【R-EXPOについて】 生徒たちが取り組んできた探究学習の集大成。情熱あふれる発表を、このアプリと共に体験してください。
Screenshots
Verdict
The clearest difference is ads: R at none against Info ST's shown. R also leads on update cadence (every 8 days vs every 5 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Info ST ships an update every 5 weeks, R every 8 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.
| Parameter | Info ST | R |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| Update frequency | Every 5 weeks | Every 8 days — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 8 MB | 107 MB |
| Age rating | 17+ | 4+ |
| Developer | Kenichi Kawachi | ISHIKAWA ICHIRO |
In-app purchases
Info ST
No in-app purchases
R
No in-app purchases









