# TetherX vs Gateway Configuration Tool

The clearest difference is update cadence: TetherX at every 2 months against Gateway Configuration Tool's every 7 months. Gateway Configuration Tool's advantage is review sentiment (100% vs 91%) and iOS requirement (12.0 vs 18.4). On price, ads, in-app purchases and monetization model there is nothing between them.

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

TetherX ships an update every 2 months, Gateway Configuration Tool every 7 months. The most recent releases landed on September 19, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | TetherX | Gateway Configuration Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/tetherx/id1046299294/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 90.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 7 months |
| Monetization | Free | Free |
| Size | 3 MB | 16 MB |
| Requires iOS | 18.4 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tether Technology Ltd](https://appshunter.io/developer/1046299293) | [HEARTSINE TECHNOLOGIES LIMITED](https://appshunter.io/developer/1457858116) |

## What reviewers say

### TetherX

[App page](https://appshunter.io/ios/app/tetherx/id1046299294)

This app provides unified monitoring and control of physical infrastructure, including video surveillance, access systems, and sensors. It offers real-time data, instant notifications, and secure management for professionals across various sites.

**Highlights:** Unified monitoring of video, sensors, and access, Real-time sensor data and environmental monitoring, Alarm status and instant push notifications, Access control management, Secure biometric authentication, Fast, native performance

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

**In-app purchases:** none


### Gateway Configuration Tool

[App page](https://appshunter.io/ios/app/gateway-configuration-tool/id1457998028)

This utility app simplifies connecting your HeartSine Gateway to a Wi-Fi network. Once connected, it helps monitor your AED's readiness and reports issues to a central management system.

**Highlights:** Wi-Fi network connection, AED readiness monitoring, Issue reporting to LIFELINKcentral, On-screen setup instructions, In-app help

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TetherX free?

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

### Is Gateway Configuration Tool free?

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

### Do TetherX or Gateway Configuration Tool have ads?

Neither TetherX nor Gateway Configuration Tool shows ads.

### Which is updated more often, TetherX or Gateway Configuration Tool?

TetherX ships an update every 2 months, and Gateway Configuration Tool every 7 months. Most recently, TetherX was updated on September 19, 2026 and Gateway Configuration Tool on October 10, 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.*