Fitdays vs RunStar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fitdays
Record and track family weight data with a smart scale. Visualize progress with charts and reports, and sync with Apple Health. Supports up to 24 users for comprehensive family fitness monitoring.
- Record family weight data
- Connect to smart weight scale
- Chart and report display
- Apple Health synchronization
- Support for up to 24 users
- Body measurement tracking
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Fitdays is an application for recording family weight data. This application can help you connect a weight scale to measure and record weight, and provide chart display and reports that can be used with family members. In the iPhone based on iOS12, when you use our smart scale to measure your weight, the relevant data supports synchronization with Apple Health. This application is a family weight data recording application. All data is for reference only for weight control and long-term exercise and fitness monitoring. It is not used as a medical device data basis. If you have medical diagnosis or treatment decisions, please consult your doctor and other medical staff. ● Girth Chart Record Helping with better bodybuilding ● Measurement Instructions Guiding step by step ● Trend Chart Tracking every changes of body ● Family Use Full support up to 24 users ● 15 App Colors Popular colors of choice
RunStar
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RunStar is designed to be your everyday health ally—intuitive enough for beginners, powerful enough for serious tracking. With streamlined setup, crystal-clear visuals, and reliable exports, it turns health monitoring into a confident, consistent routine.
Screenshots
Verdict
The clearest difference is device support: Fitdays at 4 against RunStar's 2. RunStar's advantage is iOS requirement (13.0 vs 15.0). On price, update cadence, ads and in-app purchases 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.
Fitdays ships an update every 3 weeks, RunStar monthly. The most recent releases landed on November 6, 2026 and November 9, 2026 respectively.
| Parameter | Fitdays | RunStar |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (1.8K ratings) — better | — |
| Positive reviews | 28.0% of reviews | — |
| Number of ratings | 1.8K — better | — |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 153 MB | 239 MB |
| Age rating | 4+ | 17+ |
| Developer | GUANGDONG ICOMON TECHNOLOGY CO., LTD | RUNSTAR FL INC. |
Bugs and requests
Fitdays
Reported bugs
4 issues- App crashes on login
- Fails to sync data consistently
- Incorrect weight/BMI calculations
- Calendar view not functioning properly
Requested features
4 requests- Add ability to manually edit/delete entries
- Improve data visualization and charting
- Implement pregnancy mode
- Allow multiple user profiles with privacy
RunStar
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Fitdays
No in-app purchases
RunStar
No in-app purchases
