TSTR Bluetooth vs diSwitch
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
TSTR Bluetooth
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This is the APP for Tinysine TSTR series Bluetooth relay board.The TSTR series relay board have an OLED display and 4 temperature sensor input ports. It can be controlled by our phones via Bluetooth or WiFi,you can also set 4 threshold value to let the corresponding relay ON/OFF related with the temperature.
diSwitch
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diSwitch was previously named DSD TECH Switch. diSwitch lets you control compatible DSD TECH Bluetooth relay modules from your iPhone or iPad. Discover nearby modules, save devices, view connection status, and control relay channels. Manage connection passwords and device passwords, and choose English, Simplified Chinese, or follow your iOS language. Compatible DSD TECH Bluetooth relay hardware is required. Device information and app settings are stored locally. No app account is required.
Screenshots
Verdict
The clearest difference is update cadence: diSwitch at every 23 months against TSTR Bluetooth's every 70 months. TSTR Bluetooth's advantage is iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
TSTR Bluetooth ships an update every 70 months, diSwitch every 23 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.
| Parameter | TSTR Bluetooth | diSwitch |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 70 months | Every 23 months โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod โ better |
| Requires iOS | 9.0 โ better | 15.0 |
| Further details โ not scored | ||
| Size | 3 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | ้ฃ ๅด | DongGuan DESHIDE TECHNOLOGY CO.,LTD |
In-app purchases
TSTR Bluetooth
No in-app purchases
diSwitch
No in-app purchases
Questions
Is TSTR Bluetooth free?
Is diSwitch free?
Do TSTR Bluetooth or diSwitch have ads?
Which is updated more often, TSTR Bluetooth or diSwitch?
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