# MonsterMailbox vs Pi Dev Mobile

The clearest difference is iOS requirement: MonsterMailbox at 13.0 against Pi Dev Mobile's 26.1. 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.

## The numbers

| Metric | MonsterMailbox | Pi Dev Mobile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 20 MB | 11 MB |
| Requires iOS | **13.0** | 26.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [All In Networks](https://appshunter.io/developer/459284427) | [Om More](https://appshunter.io/developer/1864525184) |

## What reviewers say

### MonsterMailbox

[App page](https://appshunter.io/ios/app/monstermailbox/id6772627113)

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

**In-app purchases:** none


### Pi Dev Mobile

[App page](https://appshunter.io/ios/app/pi-dev-mobile/id6789149807)

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

**In-app purchases:** none


## Frequently asked questions

### Is MonsterMailbox free?

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

### Is Pi Dev Mobile free?

Pi Dev Mobile is free to download, with no in-app purchases.

### Do MonsterMailbox or Pi Dev Mobile have ads?

Neither MonsterMailbox nor Pi Dev Mobile shows ads.

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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.*