# FOSMET FIT vs Rhythm　〜心の天気予報〜

The clearest difference is in-app purchases: FOSMET FIT at none against Rhythm　〜心の天気予報〜's 1. FOSMET FIT also leads on iOS requirement (13.0 vs 17.6). Rhythm　〜心の天気予報〜's advantage is update cadence (every 8 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Rhythm　〜心の天気予報〜 sells 1 in-app purchase, starting at $2.99 per month. FOSMET FIT asks for nothing beyond the download.

FOSMET FIT ships an update every 3 months, Rhythm　〜心の天気予報〜 every 8 days. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | FOSMET FIT | Rhythm　〜心の天気予報〜 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fosmet-fit/id6504848016/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 13.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 290 MB | 6 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Deke Union E - Commerce Co,.Ltd](https://appshunter.io/developer/1664387819) | [KOBAYASHI HIROAKI](https://appshunter.io/developer/1895421991) |

## What reviewers say

### FOSMET FIT

[App page](https://appshunter.io/ios/app/fosmet-fit/id6504848016)

Track your daily, weekly, and monthly fitness progress with detailed data on steps, distance, and calories burned. Monitor sleep quality and receive notifications from your smart devices. Set personal goals to stay motivated.

**Highlights:** Record exercise steps, miles, and calorie consumption, Map exercise trajectories, Analyze daily sleep data and monitor sleep quality, Push notifications for calls, emails, and chat tools, Smartwatch functions: alarm, anti-lost, sedentary reminder, remote camera, Supports HealthKit for health data integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Rhythm　〜心の天気予報〜

[App page](https://appshunter.io/ios/app/rhythm/id6777410937)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rhythm プレミアム | $2.99 | per month |


## Frequently asked questions

### Is FOSMET FIT free?

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

### Is Rhythm　〜心の天気予報〜 free?

Rhythm　〜心の天気予報〜 is free to download, with in-app purchases available.

### Do FOSMET FIT or Rhythm　〜心の天気予報〜 have ads?

Neither FOSMET FIT nor Rhythm　〜心の天気予報〜 shows ads.

### Which is updated more often, FOSMET FIT or Rhythm　〜心の天気予報〜?

FOSMET FIT ships an update every 3 months, and Rhythm　〜心の天気予報〜 every 8 days. Most recently, FOSMET FIT was updated on October 27, 2026 and Rhythm　〜心の天気予報〜 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.*