# 健身计时器 vs Hybrid Race Prep

The clearest difference is update cadence: 健身计时器 at monthly against Hybrid Race Prep's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

健身计时器 ships an update monthly, Hybrid Race Prep every 3 months. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 健身计时器 | Hybrid Race Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 9 MB | 4 MB |
| Requires iOS | 18.6 | **18.0** |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [灼华 黄](https://appshunter.io/developer/1879936940) | [函 王](https://appshunter.io/developer/1879936963) |

## What reviewers say

### 健身计时器

[App page](https://appshunter.io/ios/app/and-ai/id6760479130)

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

**In-app purchases:** none


### Hybrid Race Prep

[App page](https://appshunter.io/ios/app/hybrid-race-prep/id6793045997)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 健身计时器 free?

健身计时器 is free to download, with no in-app purchases.

### Is Hybrid Race Prep free?

Hybrid Race Prep is free to download, with no in-app purchases.

### Do 健身计时器 or Hybrid Race Prep have ads?

Neither 健身计时器 nor Hybrid Race Prep shows ads.

### Which is updated more often, 健身计时器 or Hybrid Race Prep?

健身计时器 ships an update monthly, and Hybrid Race Prep every 3 months. Most recently, 健身计时器 was updated on November 9, 2026 and Hybrid Race Prep on November 10, 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.*