Blue Switch vs G
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Blue Switch
Control 2, 4, or 8 channel Bluetooth BLE relay modules from your iPhone or iPad. Assign custom names to modules and individual relays for easy identification and management. Enhance security by changing the default password.
- Control 2, 4, or 8 channel relay modules
- Bluetooth BLE connectivity
- Assign custom module aliases
- Assign custom relay aliases
- Change default password for security
- Connect to multiple modules
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This app allows you to control a 2, 4 or 8 Channel Relay Module Bluetooth BLE with your iPhone or iPad. To use this app, you need one of these three modules: "2 Channel Relay Module Bluetooth BLE" "4 Channel Relay Module Bluetooth BLE" "8 Channel Relay Module Bluetooth BLE" These modules can be ordered at many online shops. Please use a search engine to find a shop. This app can be connected with any number of modules. By entering an alias, the modules are marked clearly and can easily be assigned to a use area. Name the modules for example "Relay 1", "Relay 2", "Electronic lab project" or "Ambient Light". An alias can also be entered for each relay. The default password for these modules is usually "12345678". For more security, the app also allows you to change the password. The password must be eight digits long.
G
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gTag智能防丢产品。 gTag是基于蓝牙技术的低功耗产品。它可以在设定的蓝牙连接距离内，通过指定的应用软件将用户容易丢失的重物（如钥匙，钥匙包等） ，儿童或宠物与智能手机连接起来。在有效距离内，它可以实现防丢功能，寻找智能手机，警告功能。
Screenshots
Verdict
The clearest difference is in-app purchases: G at none against Blue Switch's 1. G also leads on ads (none vs shown) and update cadence (every 4 days vs every 3 months). On price and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Blue Switch sells 1 one-off in-app purchase. G asks for nothing beyond the download.
Blue Switch ships an update every 3 months, G every 4 days. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | Blue Switch | G |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (43 ratings) — better | — |
| Positive reviews | 16.7% of reviews | — |
| Number of ratings | 43 — better | — |
| Update frequency | Every 3 months | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 39 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Vitalij Schaefer | Shenzhen GaoshiGo Technology Co., Ltd. |
In-app purchases
Blue Switch
- Remove Ads$17.99
G
No in-app purchases
