Noise Log: dB Sound Diary

Decibel Level Recorder

Only for iPhone

Free · Designed for iPhone. Not verified for macOS.

iPhone

Record ambient noise levels throughout the day. Track sound patterns with automatic dB logging, daily timeline, and CSV export. Noise Log+ records ambient sound levels over time using the microphone. Track noise patterns throughout the day with automatic dB logging. Key Features: - Real-time dB level display - Continuous noise level logging - Daily noise timeline - Average, peak, and minimum tracking - Noise category indicator - Session history

Ratings & Reviews

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Improved app launch experience with smoother ad loading sequence.

Version 1.0.0

The developer, Kyu-Hee Jang, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Identifiers
    • Usage Data

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Identifiers
    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • Kyu-Hee Jang
Size
  • 33.1 MB
Category
  • Utilities
Compatibility
Requires iOS 15.1 or later.
  • iPhone
    Requires iOS 15.1 or later.
  • iPod touch
    Requires iOS 15.1 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English
Age Rating
18+
Copyright
  • © Copyright 2026 Simon Jang. All rights reserved.
  • Developer Website
  • Privacy Policy

    • More by Kyu-Hee Jang