# 9FIT SmartRing vs FOIRing

9FIT SmartRing and FOIRing are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

9FIT SmartRing ships an update fortnightly, FOIRing every 4 weeks. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 9FIT SmartRing | FOIRing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/9fit-smartring/id6621224419/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 69.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 weeks |
| Monetization | Free | — |
| Size | 28 MB | 143 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 17+ |
| Developer | [9FIT INC](https://appshunter.io/developer/1761979340) | [Foinoe Co., Limited](https://appshunter.io/developer/1722907543) |

## What reviewers say

### 9FIT SmartRing

[App page](https://appshunter.io/ios/app/9fit-smartring/id6621224419)

This app syncs with a smart ring to provide real-time health data including heart rate, sleep, and SpO2. It helps users monitor daily activities and sports performance to achieve wellness goals.

**Highlights:** Heart rate monitoring, Sleep analysis, SpO2 monitoring, Activity tracking, Bluetooth sync

**Features:** macOS Compatibility

**In-app purchases:** none


### FOIRing

[App page](https://appshunter.io/ios/app/foiring/id6738938445)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 9FIT SmartRing free?

9FIT SmartRing is free to download, with no in-app purchases.

### Is FOIRing free?

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

### Do 9FIT SmartRing or FOIRing have ads?

Neither 9FIT SmartRing nor FOIRing shows ads.

### Which is updated more often, 9FIT SmartRing or FOIRing?

9FIT SmartRing ships an update fortnightly, and FOIRing every 4 weeks. Most recently, 9FIT SmartRing was updated on November 4, 2026 and FOIRing on October 28, 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.*