# iStopwatch vs Feibot Clock

The clearest difference is in-app purchases: Feibot Clock at none against iStopwatch's 1. Feibot Clock also leads on ads (none vs shown). iStopwatch's advantage is iOS requirement (16.0 vs 26.0). On price, update cadence and device support there is nothing between them.

Both are free to download. iStopwatch sells 1 one-off in-app purchase. Feibot Clock asks for nothing beyond the download.

iStopwatch ships an update monthly, Feibot Clock every 5 weeks. The most recent releases landed on October 1, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | iStopwatch | Feibot Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 5 weeks |
| Size | 9 MB | 19 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [景珂 陈](https://appshunter.io/developer/620312170) | [天元 顾](https://appshunter.io/developer/1756061600) |

## What reviewers say

### iStopwatch

[App page](https://appshunter.io/ios/app/istopwatch-lcd-timer/id1143929948)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $1.99 | one-time |


### Feibot Clock

[App page](https://appshunter.io/ios/app/feibot-clock/id6596739461)

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

**In-app purchases:** none


## Frequently asked questions

### Is iStopwatch free?

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

### Is Feibot Clock free?

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

### Do iStopwatch or Feibot Clock have ads?

iStopwatch shows ads; Feibot Clock does not.

### Which is updated more often, iStopwatch or Feibot Clock?

iStopwatch ships an update monthly, and Feibot Clock every 5 weeks. Most recently, iStopwatch was updated on October 1, 2026 and Feibot Clock on October 13, 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.*