# 黑鸟单车 vs OPTIfit.

The clearest difference is update cadence: 黑鸟单车 at every 2 months against OPTIfit.'s every 5 months. 黑鸟单车 also leads on iOS requirement (13.0 vs 15.0). 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.

黑鸟单车 ships an update every 2 months, OPTIfit. every 5 months. The most recent releases landed on October 24, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 黑鸟单车 | OPTIfit. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (131 ratings)](https://appshunter.io/ios/app/id714004498/reviews)** | — |
| Number of ratings | **131** | — |
| Positive reviews | 86.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Free | — |
| Size | 118 MB | 174 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPod, Apple Watch** |
| Age rating | 17+ | 12+ |
| Developer | [Beijing Bamboo Networks Ltd](https://appshunter.io/developer/472977370) | [OPTIfit Fitnessclub GbR](https://appshunter.io/developer/1582456382) |

## What reviewers say

### 黑鸟单车

[App page](https://appshunter.io/ios/app/id714004498)

This platform offers a comprehensive mobile cycling experience, integrating with health apps to record and analyze your rides. Discover routes, events, and connect with a vast community of cyclists and clubs nationwide.

**Highlights:** Record and analyze cycling data, Discover cycling routes and events, Connect with cyclists and clubs, Integrates with Health Kit, Find cycling partners and destinations, Manage cycling clubs and races

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

**In-app purchases:** none


### OPTIfit.

[App page](https://appshunter.io/ios/app/optifit/id1582456380)

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

**In-app purchases:** none


## Frequently asked questions

### Is 黑鸟单车 free?

黑鸟单车 is free to download, with no in-app purchases.

### Is OPTIfit. free?

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

### Do 黑鸟单车 or OPTIfit. have ads?

Neither 黑鸟单车 nor OPTIfit. shows ads.

### Which is updated more often, 黑鸟单车 or OPTIfit.?

黑鸟单车 ships an update every 2 months, and OPTIfit. every 5 months. Most recently, 黑鸟单车 was updated on October 24, 2026 and OPTIfit. on October 3, 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.*