# BAS vs GF Configuration Tool

BAS and GF Configuration Tool are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for BAS against 5.0 for GF Configuration Tool. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Both ship on a similar rhythm, roughly every 9 months. The most recent releases landed on June 1, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | BAS | GF Configuration Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/bas-ip-ukey-config/id1392977193/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/gf-configuration-tool/id1449999477/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | Every 9 months |
| Monetization | Free | Free |
| Size | 18 MB | 20 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BAS-IP LP](https://appshunter.io/developer/1028291428) | [Georg Fischer AG](https://appshunter.io/developer/483566406) |

## What reviewers say

### BAS

[App page](https://appshunter.io/ios/app/bas-ip-ukey-config/id1392977193)

This utility app allows for the configuration of BAS-IP built-in and desktop readers with BLE modules. It enables adjustment of card operation modes, encryption settings, and audible confirmations for mobile identifier connections.

**Highlights:** Configure BLE readers, Adjust card operation modes (EM-Marine, MIFARE, BLE), Set BLE ID encryption, Configure MIFARE card encryption and diversification, Set audible confirmation for mobile identifiers, Configure reader operating modes (Door, Touch, Gate/Barrier), Save and upload reader configuration files

**In-app purchases:** none


### 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


## Frequently asked questions

### Is BAS free?

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

### Is GF Configuration Tool free?

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

### Which has better reviews, BAS or GF Configuration Tool?

BAS and GF Configuration Tool are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do BAS or GF Configuration Tool have ads?

Neither BAS nor GF Configuration Tool shows ads.

### Which is updated more often, BAS or GF Configuration Tool?

BAS ships an update every 9 months, and GF Configuration Tool every 9 months. Most recently, BAS was updated on June 1, 2026 and GF Configuration Tool on September 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*