# COLMI Fit vs SRing

The clearest difference is rating: COLMI Fit at 3.7 against SRing's 1.9. COLMI Fit also leads on ratings volume (49 vs 7). SRing's advantage is update cadence (monthly vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

COLMI Fit holds the better App Store score, 3.7 against 1.9. That said, the two scores are not equally well evidenced: COLMI Fit has 49 ratings behind it against 7, so its average is the more settled of the two.

COLMI Fit ships an update every 3 months, SRing monthly. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | COLMI Fit | SRing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (49 ratings)](https://appshunter.io/ios/app/colmi-fit/id1450060828/reviews)** | [1.9 (7 ratings)](https://appshunter.io/ios/app/sring/id6472034068/reviews) |
| Number of ratings | **49** | 7 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | Free |
| Size | 386 MB | 20 MB |
| Requires iOS | 13 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Fan Lukun](https://appshunter.io/developer/1450060827) | [智勇 陈](https://appshunter.io/developer/1515662022) |

## What reviewers say

### COLMI Fit

[App page](https://appshunter.io/ios/app/colmi-fit/id1450060828)

This app syncs with compatible smartwatches to display health metrics like steps, calories, heart rate, sleep, blood pressure, and blood oxygen. It also provides notifications for calls and messages, and tracks various sports activities.

**Highlights:** Health metric dashboard, Real-time activity tracking, Sleep analysis, Blood pressure and oxygen monitoring, Call and message notifications, Calorie and step counting

**In-app purchases:** none


### SRing

[App page](https://appshunter.io/ios/app/sring/id6472034068)

This application connects to smart rings to display and analyze your daily exercise and sleep data. It helps you understand your health status by providing visual insights into your activity levels and sleep patterns.

**Highlights:** Exercise data display (steps, calories, duration), Sleep data display (deep sleep, light sleep, sleep time), Visual data analysis, Health status understanding, Exercise and sleep plan management

**In-app purchases:** none


## Frequently asked questions

### Is COLMI Fit free?

COLMI Fit is free to download, with no in-app purchases.

### Is SRing free?

SRing is free to download, with no in-app purchases.

### Which has better reviews, COLMI Fit or SRing?

COLMI Fit is rated higher. COLMI Fit averages 3.7 out of 5 from 49 ratings, while SRing averages 1.9 from 7 ratings.

### Do COLMI Fit or SRing have ads?

Neither COLMI Fit nor SRing shows ads.

### Which is updated more often, COLMI Fit or SRing?

COLMI Fit ships an update every 3 months, and SRing monthly. Most recently, COLMI Fit was updated on October 20, 2026 and SRing on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*