# 悬浮时间 vs 嗖嗖Fly

The clearest difference is rating: 嗖嗖Fly at 5.0 against 悬浮时间's 4.4. 嗖嗖Fly also leads on in-app purchases (none vs 1) and review sentiment (100% vs 88%). 悬浮时间's advantage is ratings volume (140 vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 悬浮时间 sells 1 one-off in-app purchase. 嗖嗖Fly asks for nothing beyond the download.

嗖嗖Fly holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: 悬浮时间 has 140 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 88% of 悬浮时间's written reviews are positive against 100% of 嗖嗖Fly's.

悬浮时间 ships an update monthly, 嗖嗖Fly fortnightly. Both last shipped on October 27, 2026.

## The numbers

| Metric | 悬浮时间 | 嗖嗖Fly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (140 ratings)](https://appshunter.io/ios/app/id1568931280/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fly/id6708228548/reviews)** |
| Number of ratings | **140** | 2 |
| Positive reviews | 88.1% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 65 MB | 129 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xiamen Infinity Starway Technology Co., Ltd.](https://appshunter.io/developer/1513518856) | [北京安擎智飞科技有限公司](https://appshunter.io/developer/1769867334) |

## What reviewers say

### 悬浮时间

[App page](https://appshunter.io/ios/app/id1568931280)

This app allows you to display a floating clock on your screen, with features for precise timekeeping, countdowns, and event reminders. It also includes tools for monitoring network speed and system resources, aiding in tasks like flash sales.

**Highlights:** Floating clock display, Millisecond-accurate time, Countdown and stopwatch modes, Flash sale assistance, Network speed monitoring, System resource monitoring, Customizable appearance

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 永久VIP | $1.99 | one-time |

**What reviewers like**

- 👍 Very practical and useful
- 💡 Real-time phone status monitoring
- 🚀 Accurate timing and clock features
- 👍 Excellent for抢购 (flash sales)
- 👍 Free features, very generous

**What reviewers complain about**

- 🐛 Frequent ads and pop-ups
- 🐛 App crashes and freezes
- 🐛 Suspicious permissions (location for灵动岛)
- 🐛 Inaccurate refresh rate display (for some)
- 🐛 Long floating window obstructs controls

**Reported bugs**

- App crashes on iOS 16.6.1
- Floating window too long, obstructs buttons
- Requires location permission for灵动岛 feature
- Refresh rate display is inaccurate for some users
- App freezes due to ads

**Requested features**

- Floating window size adjustment (smaller)
- More floating window styles
- Option to beautify app icon
- Manual time calibration option
- Display refresh rate more sensitively


### 嗖嗖Fly

[App page](https://appshunter.io/ios/app/fly/id6708228548)

This app uses advanced algorithms to scan the sky and identify satellite orbits in real-time. It offers a 3D visualization of constellations and allows users to generate personalized posters of their findings. It's designed for users interested in space technology and celestial observation.

**Highlights:** One-click sky scanning, Real-time satellite orbit tracking, 3D constellation visualization, Personalized 'sky scan' posters, Integration with Beidou/GPS data, Optimized scanning algorithms

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

**In-app purchases:** none


## Frequently asked questions

### Is 悬浮时间 free?

悬浮时间 is free to download, with in-app purchases available.

### Is 嗖嗖Fly free?

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

### Which has better reviews, 悬浮时间 or 嗖嗖Fly?

嗖嗖Fly is rated higher. 悬浮时间 averages 4.4 out of 5 from 140 ratings, while 嗖嗖Fly averages 5.0 from 2 ratings.

### Do 悬浮时间 or 嗖嗖Fly have ads?

Both 悬浮时间 and 嗖嗖Fly show ads.

### Which is updated more often, 悬浮时间 or 嗖嗖Fly?

悬浮时间 ships an update monthly, and 嗖嗖Fly fortnightly. Most recently, 悬浮时间 was updated on October 27, 2026 and 嗖嗖Fly on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*