# 智能羽球 vs FeatherStep

The clearest difference is in-app purchases: 智能羽球 at none against FeatherStep's 1. 智能羽球 also leads on ads (none vs shown) and iOS requirement (7.0 vs 14.0). FeatherStep's advantage is update cadence (weekly vs every 3 weeks). On price and device support there is nothing between them.

Both are free to download. FeatherStep sells 1 in-app purchase, starting at $3.99 per month. 智能羽球 asks for nothing beyond the download.

智能羽球 ships an update every 3 weeks, FeatherStep weekly. Both last shipped on October 2, 2026.

## The numbers

| Metric | 智能羽球 | FeatherStep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 68 MB | 113 MB |
| Requires iOS | **7.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Shenzhen Coollang Cloud Computing Co., Ltd.](https://appshunter.io/developer/1020725264) | [Longhong Chiang](https://appshunter.io/developer/1698889494) |

## What reviewers say

### 智能羽球

[App page](https://appshunter.io/ios/app/smart-badminton/id993160759)

**Features:** macOS Compatibility

**In-app purchases:** none


### FeatherStep

[App page](https://appshunter.io/ios/app/featherstep/id6452396712)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Ad-Free | $3.99 | per month |


## Frequently asked questions

### Is 智能羽球 free?

智能羽球 is free to download, with no in-app purchases.

### Is FeatherStep free?

FeatherStep is free to download, with in-app purchases available.

### Do 智能羽球 or FeatherStep have ads?

FeatherStep shows ads; 智能羽球 does not.

### Which is updated more often, 智能羽球 or FeatherStep?

智能羽球 ships an update every 3 weeks, and FeatherStep weekly. Most recently, 智能羽球 was updated on October 2, 2026 and FeatherStep on October 2, 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.*