# Floating Clock vs 留己看

The clearest difference is in-app purchases: Floating Clock at none against 留己看's 3. 留己看's advantage is ads (none vs shown) and update cadence (every 5 days vs every 2 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 留己看 sells 3 in-app purchases, starting at $1.99 per month. Floating Clock asks for nothing beyond the download.

Floating Clock ships an update every 2 weeks, 留己看 every 5 days. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Floating Clock | 留己看 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 93.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free | — |
| Size | 13 MB | 31 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Moongil Jeon](https://appshunter.io/developer/1742479185) | [CHENYU CHUANG](https://appshunter.io/developer/6787609934) |

## What reviewers say

### Floating Clock

[App page](https://appshunter.io/ios/app/floating-clock-server-time/id6499110329)

This app provides precise server time, down to the millisecond, for critical events like ticketing and registration. It offers real-time viewing on your lock screen or as an overlay while using other apps, ensuring you never miss an opportunity. Customizable alerts help manage your time efficiently.

**Highlights:** Millisecond-precision server time, Lock screen and Dynamic Island display, Picture-in-Picture (PIP) mode overlay, Customizable audio alerts, Event-specific reminders, Real-time error correction

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

**In-app purchases:** none


### 留己看

[App page](https://appshunter.io/ios/app/id6787609932)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 留己看 PRO 月繳 | $1.99 | per month |
| 留己看 PRO 年繳 | $14.99 | per year |
| 留己看 PRO 永久 | $29.99 | one-time |


## Frequently asked questions

### Is Floating Clock free?

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

### Is 留己看 free?

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

### Do Floating Clock or 留己看 have ads?

Floating Clock shows ads; 留己看 does not.

### Which is updated more often, Floating Clock or 留己看?

Floating Clock ships an update every 2 weeks, and 留己看 every 5 days. Most recently, Floating Clock was updated on October 5, 2026 and 留己看 on October 1, 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.*