# Floating Clock vs CHALLNA

The clearest difference is ads: CHALLNA at none against Floating Clock's shown. On price, review sentiment, update cadence and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on September 18, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Floating Clock | CHALLNA |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 93.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free | Free |
| Size | 13 MB | 38 MB |
| Requires iOS | **16.4** | 16.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Moongil Jeon](https://appshunter.io/developer/1742479185) | [RYNYUL](https://appshunter.io/developer/580531175) |

## 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


### CHALLNA

[App page](https://appshunter.io/ios/app/challna-precise-server-clock/id6759583731)

This app helps you achieve precise timing for critical online events by displaying accurate server time, accounting for network latency. It offers one-touch presets for popular sites, countdown timers, and practice modes to improve your reaction speed for ticket sales, course registrations, and limited drops.

**Highlights:** Millisecond precision synchronization, One-touch server presets, Intuitive countdown timers, Click practice mode, Smart reminders and schedule registration, Direct site access, Dynamic Island support

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

**In-app purchases:** none


## Frequently asked questions

### Is Floating Clock free?

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

### Is CHALLNA free?

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

### Do Floating Clock or CHALLNA have ads?

Floating Clock shows ads; CHALLNA does not.

### Which is updated more often, Floating Clock or CHALLNA?

Floating Clock ships an update every 2 weeks, and CHALLNA every 2 weeks. Most recently, Floating Clock was updated on September 18, 2026 and CHALLNA on September 23, 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.*