DoorMasterBLE vs Extremtag
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DoorMasterBLE
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This app is for use with the garage door mechanism which is attached to your garage door motor which allows you to open your door with your phone via BLE (Bluetooth Low Energy)
Extremtag
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通过「Extremtag」APP，轻松连接你的电子徽章，一键上传自定义图片或短视频，让徽章成为你个性的延伸。无论是头像、表情包、动态特效还是节日祝福，都能即刻在徽章上生动呈现。操作简单，传输快速，随时随地焕新你的数字身份！
Screenshots
Verdict
DoorMasterBLE and Extremtag are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | DoorMasterBLE | Extremtag |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.5 | 15 — better |
| Further details — not scored | ||
| Size | 1 MB | 169 MB |
| Age rating | 4+ | 9+ |
| Developer | roger deutsch | J2 Technology Limited |
In-app purchases
DoorMasterBLE
No in-app purchases
Extremtag
No in-app purchases
