BB Trade In vs D
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BB Trade In
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Blackbelt retail app is designed to allow you to get the most accurate price for your trade in device. Follow the simple diagnostics which includes Speaker Test Touch Test Screen Test Keys Test Camera Test Connectivity Test GyroVC AccelerometerVC ProximityVC The accurate completion of these test will allow you to trade in your device with ease.
D
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This is the Bluetooth speaker control APP, here you can connect to the speaker, there are many functions, such as music, microphone, guitar volume can be adjusted. In the individual interface there are balancing functions, but also see red sound, high school bass and so on. Let you do not need to touch the Bluetooth speaker, you can control the speaker within a certain distance
Screenshots
Verdict
The clearest difference is iOS requirement: D at 9.0 against BB Trade In's 13.0. On price, update cadence, ads and in-app purchases 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.
BB Trade In ships an update every 2 months, D every 5 weeks. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.
| Parameter | BB Trade In | D |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 18 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | BlackBelt SmartPhone Defence Ltd | GUANDDONG TIANPU TECHNOLOGY GROUP CO.,LTD. |
In-app purchases
BB Trade In
No in-app purchases
D
No in-app purchases
