# Echo Eye vs 晓目同学

Echo Eye and 晓目同学 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Echo Eye ships an update every 3 weeks, 晓目同学 monthly. The most recent releases landed on October 15, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Echo Eye | 晓目同学 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 75 MB | 80 MB |
| Requires iOS | **14.0** | 15.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [HSC Tech Limited](https://appshunter.io/developer/1810433761) | [Centaurs Technologies Co. Ltd](https://appshunter.io/developer/1021112624) |

## What reviewers say

### Echo Eye

[App page](https://appshunter.io/ios/app/echo-eye/id6745018632)

**Features:** macOS Compatibility

**In-app purchases:** none


### 晓目同学

[App page](https://appshunter.io/ios/app/id6771700854)

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

**In-app purchases:** none


## Frequently asked questions

### Is Echo Eye free?

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

### Is 晓目同学 free?

晓目同学 is free to download, with no in-app purchases.

### Do Echo Eye or 晓目同学 have ads?

Neither Echo Eye nor 晓目同学 shows ads.

### Which is updated more often, Echo Eye or 晓目同学?

Echo Eye ships an update every 3 weeks, and 晓目同学 monthly. Most recently, Echo Eye was updated on October 15, 2026 and 晓目同学 on October 10, 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.*