# Irwin vs Pool Guy Mechanical Services

The clearest difference is ads: Irwin at none against Pool Guy Mechanical Services's shown. Irwin also leads on update cadence (every 6 weeks vs every 9 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.

Irwin ships an update every 6 weeks, Pool Guy Mechanical Services every 9 months. The most recent releases landed on September 9, 2026 and July 17, 2026 respectively.

## The numbers

| Metric | Irwin | Pool Guy Mechanical Services |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 weeks** | Every 9 months |
| Size | 61 MB | 49 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Platform Group Limited](https://appshunter.io/developer/1575283067) | [Halder Group Inc.](https://appshunter.io/developer/1442172216) |

## What reviewers say

### Irwin

[App page](https://appshunter.io/ios/app/irwin/id1575283065)

**Features:** Vision Pro support

**In-app purchases:** none


### Pool Guy Mechanical Services

[App page](https://appshunter.io/ios/app/pool-guy-mechanical-services/id6477861608)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Irwin free?

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

### Is Pool Guy Mechanical Services free?

Pool Guy Mechanical Services is free to download, with no in-app purchases.

### Do Irwin or Pool Guy Mechanical Services have ads?

Pool Guy Mechanical Services shows ads; Irwin does not.

### Which is updated more often, Irwin or Pool Guy Mechanical Services?

Irwin ships an update every 6 weeks, and Pool Guy Mechanical Services every 9 months. Most recently, Irwin was updated on September 9, 2026 and Pool Guy Mechanical Services on July 17, 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.*