Risun vs Health React
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Risun
This app connects to smart electric toothbrushes via Bluetooth to record and analyze brushing data. It helps users configure and operate their toothbrush, evaluates brushing habits, and provides personalized recommendations for better oral hygiene.
- Bluetooth smart toothbrush connection
- Brushing data recording and analysis
- Personalized brushing recommendations
- Toothbrush configuration and operation
- Brushing habit evaluation
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Risun is an app for Bluetooth-connected smart electric toothbrushes to record and analyze user brushing data. The user can connect with the smart electric connection through the app, use the app to configure and operate the toothbrush for brushing. The app will save the user's brushing data, evaluate the user's brushing, analyze the brushing situation for the user, and provide the user with a suitable brushing Suggest.
Health React
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Questionnaire application for participants in EMA studies. Displays regular, immediate, and contextual questionnaires in response to an event. Immediate questionnaires can be initiated by actions on the server as well as by the user's instructions.
Screenshots
Verdict
The clearest difference is update cadence: Risun at every 3 weeks against Health React's every 2 months. Risun also leads on iOS requirement (8.0 vs 15.6). On price, ads, in-app purchases and device support 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.
Risun ships an update every 3 weeks, Health React every 2 months. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.
| Parameter | Risun | Health React |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 38 MB | 60 MB |
| Age rating | 17+ | 4+ |
| Developer | Shenzhen Risun Technology Co., Ltd | Richard Cimler |
In-app purchases
Risun
No in-app purchases
Health React
No in-app purchases
