BTKey vs Dsmart
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BTKey
This utility app allows users to remotely control their vehicle's ignition and lock status using Bluetooth. It provides a convenient way to manage vehicle access and power directly from a smartphone.
- Bluetooth ignition control
- Bluetooth lock control
- Remote vehicle access
- Smartphone integration
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蓝牙开关锁,启动熄火.
Dsmart
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Dsmart-THP是一款蓝牙控车APP。您通过安装我们的蓝牙控车硬件，登录APP进行绑定，绑定成功后可以通过APP进行BLE低功耗蓝牙通讯。您可以通过蓝牙下发开锁、关锁等命令，同时也可以通过APP查询并设置硬件相关参数
Screenshots
Verdict
The clearest difference is update cadence: BTKey at every 3 weeks against Dsmart's every 33 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
BTKey ships an update every 3 weeks, Dsmart every 33 months. The most recent releases landed on August 25, 2026 and June 5, 2026 respectively.
| Parameter | BTKey | Dsmart |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks — better | Every 33 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 11.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 18 MB | 62 MB |
| Age rating | 4+ | 17+ |
| Developer | Shenzhen Zhongxinyou M2M Technology Co., Ltd. | Shenzhen weilianzhongchuang technology co., LTD |
In-app purchases
BTKey
No in-app purchases
Dsmart
No in-app purchases
