# WeHailer vs Petmio

The clearest difference is update cadence: Petmio at monthly against WeHailer's every 4 months. WeHailer's advantage is iOS requirement (12.0 vs 15.6). 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.

WeHailer ships an update every 4 months, Petmio monthly. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | WeHailer | Petmio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Size | 37 MB | 147 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [伟 丁](https://appshunter.io/developer/1789238934) | [继海 宋](https://appshunter.io/developer/782174911) |

## What reviewers say

### WeHailer

[App page](https://appshunter.io/ios/app/wehailer/id6740665428)

**Features:** macOS Compatibility

**In-app purchases:** none


### Petmio

[App page](https://appshunter.io/ios/app/petmio/id6757685045)

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

**In-app purchases:** none


## Frequently asked questions

### Is WeHailer free?

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

### Is Petmio free?

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

### Do WeHailer or Petmio have ads?

Neither WeHailer nor Petmio shows ads.

### Which is updated more often, WeHailer or Petmio?

WeHailer ships an update every 4 months, and Petmio monthly. Most recently, WeHailer was updated on October 8, 2026 and Petmio 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.*