# 光復艾克 vs Presentation Stopwatch

The clearest difference is update cadence: Presentation Stopwatch at every 2 months against 光復艾克's every 13 months. On price, ads, in-app purchases and device support there is nothing between them.

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

光復艾克 ships an update every 13 months, Presentation Stopwatch every 2 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 光復艾克 | Presentation Stopwatch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 2 months** |
| Size | 57 MB | 10 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HUI KUNG](https://appshunter.io/developer/985538164) | [Keisuke Shibata](https://appshunter.io/developer/1791551970) |

## What reviewers say

### 光復艾克

[App page](https://appshunter.io/ios/app/id1501661249)

**Features:** macOS Compatibility

**In-app purchases:** none


### Presentation Stopwatch

[App page](https://appshunter.io/ios/app/presentation-stopwatch/id6794340641)

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

**In-app purchases:** none


## Frequently asked questions

### Is 光復艾克 free?

光復艾克 is free to download, with no in-app purchases.

### Is Presentation Stopwatch free?

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

### Do 光復艾克 or Presentation Stopwatch have ads?

Neither 光復艾克 nor Presentation Stopwatch shows ads.

### Which is updated more often, 光復艾克 or Presentation Stopwatch?

光復艾克 ships an update every 13 months, and Presentation Stopwatch every 2 months. Most recently, 光復艾克 was updated on November 3, 2026 and Presentation Stopwatch on October 31, 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.*