# GF Configuration Tool vs PE SUN Config Tool

The clearest difference is update cadence: GF Configuration Tool at every 9 months against PE SUN Config Tool's every 51 months. 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.

GF Configuration Tool ships an update every 9 months, PE SUN Config Tool every 51 months. The most recent releases landed on October 19, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | GF Configuration Tool | PE SUN Config Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/gf-configuration-tool/id1449999477/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 months** | Every 51 months |
| Monetization | Free | — |
| Size | 20 MB | 14 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Georg Fischer AG](https://appshunter.io/developer/483566406) | [Gianpiero Cappellano](https://appshunter.io/developer/1548213719) |

## What reviewers say

### GF Configuration Tool

[App page](https://appshunter.io/ios/app/gf-configuration-tool/id1449999477)

Configure your 2581 FlowtraMag Meter with this utility. Adjust flow and totalizer units, averaging, sensitivity, and output span. Monitor your device directly from your iOS device.

**Highlights:** Configure 2581 FlowtraMag Meter, Adjust flow and totalizer units, Set averaging and sensitivity, Span 4 to 20 mA output, Monitor FlowtraMag on iOS

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

**In-app purchases:** none


### PE SUN Config Tool

[App page](https://appshunter.io/ios/app/pe-sun-config-tool/id1548927903)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is GF Configuration Tool free?

GF Configuration Tool is free to download, with no in-app purchases.

### Is PE SUN Config Tool free?

PE SUN Config Tool is free to download, with no in-app purchases.

### Do GF Configuration Tool or PE SUN Config Tool have ads?

Neither GF Configuration Tool nor PE SUN Config Tool shows ads.

### Which is updated more often, GF Configuration Tool or PE SUN Config Tool?

GF Configuration Tool ships an update every 9 months, and PE SUN Config Tool every 51 months. Most recently, GF Configuration Tool was updated on October 19, 2026 and PE SUN Config Tool on October 18, 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.*