# E_DOG vs QAYO

The clearest difference is ads: QAYO at none against E_DOG's shown. QAYO also leads on update cadence (every 10 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

E_DOG ships an update every 2 months, QAYO every 10 days. Both last shipped on October 9, 2026.

## The numbers

| Metric | E_DOG | QAYO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 10 days** |
| Size | 68 MB | 90 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [明辉 赵](https://appshunter.io/developer/1663118450) | [Track Royal Ltd](https://appshunter.io/developer/6789479382) |

## What reviewers say

### E_DOG

[App page](https://appshunter.io/ios/app/e-dog/id1671974975)

**Features:** macOS Compatibility

**In-app purchases:** none


### QAYO

[App page](https://appshunter.io/ios/app/qayo/id6789479380)

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

**In-app purchases:** none


## Frequently asked questions

### Is E_DOG free?

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

### Is QAYO free?

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

### Do E_DOG or QAYO have ads?

E_DOG shows ads; QAYO does not.

### Which is updated more often, E_DOG or QAYO?

E_DOG ships an update every 2 months, and QAYO every 10 days. Most recently, E_DOG was updated on October 9, 2026 and QAYO on October 9, 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.*