# 易出行 vs ETA321

The clearest difference is iOS requirement: ETA321 at 17.0 against 易出行's 26.0. On price, update cadence, ads 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 weekly. Both last shipped on October 25, 2026.

## The numbers

| Metric | 易出行 | ETA321 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 17 MB | 10 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Sing Hei Yeung](https://appshunter.io/developer/1875840943) | [Wing Leung Wong](https://appshunter.io/developer/6802715513) |

## What reviewers say

### 易出行

[App page](https://appshunter.io/ios/app/id6790480439)

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

**In-app purchases:** none


### ETA321

[App page](https://appshunter.io/ios/app/eta321-every-second-counts/id6802721196)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 易出行 free?

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

### Is ETA321 free?

ETA321 is free to download, with no in-app purchases.

### Do 易出行 or ETA321 have ads?

Neither 易出行 nor ETA321 shows ads.

### Which is updated more often, 易出行 or ETA321?

易出行 ships an update weekly, and ETA321 weekly. Most recently, 易出行 was updated on October 25, 2026 and ETA321 on October 25, 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.*