DecibelMasterJ
Your Professional Sound Meter
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Archived App (Last seen on 18 Jul 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
Instantly measure, visualize, and understand the noise levels around you.
What's New in DecibelMasterJ
1.1
August 19, 2025
我们听取了您的反馈，并带来了重大的功能升级！ 新增手动校准: 现在您可以在设置页面通过滑块 (±30dB) 对测量进行微调，让读数与专业设备更加匹配。 新增恢复默认值: 一键恢复出厂校准设置。 实时校准预览: 在设置页面，您可以实时看到校准调整带来的动态变化。 We've listened to your feedback and are excited to introduce a major feature update! Manual Calibration Added: You can now fine-tune your measurements in the new Settings page with a ±30dB offset slider to better match reference devices. Reset to Default: Easily restore the factory calibration settings with a single tap. Live Calibration Preview: See the effect of your adjustments in real-time right from the settings screen.
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