# SWM | Pool & Spa vs FFT Analyzer

The clearest difference is price: SWM | Pool & Spa at Free against FFT Analyzer's $4.99. SWM | Pool & Spa also leads on update cadence (every 4 days vs every 4 months) and device support (3 vs 1). On ads and in-app purchases there is nothing between them.

SWM | Pool & Spa is free to download; FFT Analyzer costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SWM | Pool & Spa ships an update every 4 days, FFT Analyzer every 4 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | SWM | Pool & Spa | FFT Analyzer |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 4 months |
| Monetization | Free | — |
| Size | 43 MB | 3 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [iot flowers](https://appshunter.io/developer/1850785990) | [Kurenz Music GbR](https://appshunter.io/developer/544695186) |

## What reviewers say

### SWM | Pool & Spa

[App page](https://appshunter.io/ios/app/swm-pool-and-spa/id1537308493)

This application provides real-time control and management for pools, spas, and other connected environments. It analyzes water, air, and soil parameters, allowing you to manage up to 15 devices remotely. Enjoy secure, encrypted data transfers for efficient and reliable operation.

**Highlights:** Real-time control, Analyze water, air, and soil parameters, Control up to 15 connected devices, Secure encrypted data transfers, Remote access from anywhere, Pool and spa automation

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

**In-app purchases:** none


### FFT Analyzer

[App page](https://appshunter.io/ios/app/fft-analyzer/id6760554712)

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

**In-app purchases:** none


## Frequently asked questions

### Is SWM | Pool & Spa free?

SWM | Pool & Spa is free to download, with no in-app purchases.

### Is FFT Analyzer free?

FFT Analyzer costs $4.99, with no in-app purchases.

### Do SWM | Pool & Spa or FFT Analyzer have ads?

Neither SWM | Pool & Spa nor FFT Analyzer shows ads.

### Which is updated more often, SWM | Pool & Spa or FFT Analyzer?

SWM | Pool & Spa ships an update every 4 days, and FFT Analyzer every 4 months. Most recently, SWM | Pool & Spa was updated on November 3, 2026 and FFT Analyzer on November 5, 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.*