TSTR Bluetooth vs DSD TECH SWITCH
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.
DSD TECH SWITCH
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This app is only used for relay control modules of the DSD TECH brand.
Screenshots
Verdict
The clearest difference is update cadence: DSD TECH SWITCH at every 29 months against TSTR Bluetooth's every 70 months. 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, DSD TECH SWITCH every 29 months. The most recent releases landed on September 15, 2026 and September 20, 2026 respectively.
| Parameter | TSTR Bluetooth | DSD TECH SWITCH |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 70 months | Every 29 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 | 9.3 |
| Further details โ not scored | ||
| Size | 3 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | ้ฃ ๅด | DongGuan DESHIDE TECHNOLOGY CO.,LTD |
In-app purchases
TSTR Bluetooth
No in-app purchases
DSD TECH SWITCH
No in-app purchases
Questions
Is TSTR Bluetooth free?
Is DSD TECH SWITCH free?
Do TSTR Bluetooth or DSD TECH SWITCH have ads?
Which is updated more often, TSTR Bluetooth or DSD TECH SWITCH?
Other comparisons
