# Why AquaLink vs PFM Tools

The clearest difference is update cadence: PFM Tools at every 2 months against Why AquaLink's every 86 months. PFM Tools also leads on iOS requirement (13.0 vs 16.0). 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.

Why AquaLink ships an update every 86 months, PFM Tools every 2 months. The most recent releases landed on June 10, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Why AquaLink | PFM Tools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/why-aqualink/id1227860091/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 86 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 197 MB | 621 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPad | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Zodiac Pool Systems, Inc.](https://appshunter.io/developer/443059512) | [Premier Franchise Management](https://appshunter.io/developer/1705936867) |

## What reviewers say

### Why AquaLink

[App page](https://appshunter.io/ios/app/why-aqualink/id1227860091)

This tool helps pool professionals discover the ideal automation products for their needs. Explore product options and experience a demonstration of pool automation technology.

**Highlights:** Product discovery for pool professionals, Pool automation product selection, Automation technology demonstration, Exclusively for pool industry experts

**Features:** macOS Compatibility

**In-app purchases:** none


### PFM Tools

[App page](https://appshunter.io/ios/app/pfm-tools/id1669130569)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Why AquaLink free?

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

### Is PFM Tools free?

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

### Do Why AquaLink or PFM Tools have ads?

Neither Why AquaLink nor PFM Tools shows ads.

### Which is updated more often, Why AquaLink or PFM Tools?

Why AquaLink ships an update every 86 months, and PFM Tools every 2 months. Most recently, Why AquaLink was updated on June 10, 2026 and PFM Tools on September 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.*