dB vs AMT
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
dB
This utility app allows Bluetooth control of a meter for recording, reading, and deleting data. Visualize parameter trends with graphical curves and receive timely alerts for accurate measurements.
- Bluetooth meter control
- Record, read, and delete data
- Visualize parameter trends with curves
- Accurate alarm function
- Data analysis
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Using dB-Tester, you can control the recording, reading, deleting and other functions of the meter via bluetooth connection. The parameters such as the noise value returned by the meter can be drawn into a curve, so that the user can directly see the variation trend of the parameters. The alarm function can alert the user, accurate and practical.
AMT
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This app allows you to connect to and read your DD-Meter.
Screenshots
Verdict
The clearest difference is rating: AMT at 5.0 against dB's 1.0. AMT also leads on update cadence (every 6 days vs every 3 weeks). dB's advantage is iOS requirement (11.0 vs 15.0). On price, ratings volume, 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.
AMT holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
dB ships an update every 3 weeks, AMT every 6 days. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.
| Parameter | dB | AMT |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 weeks | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 6 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Jumaoyuan Science and Technology Co., Ltd. | Ken Smelquist |
In-app purchases
dB
No in-app purchases
AMT
No in-app purchases
