Decibel Meter dB Sky

Beautiful dial. Record sound.

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

Turn separate recordings into a clear noise diary. Turn separate recordings into a clear noise diary. • See daily recording counts, then narrow the diary to today, a date range or a room. • With Pro, share a multi-day PDF with each recording’s time, reference average and duration. Notes stay out unless you choose to include them. • Preview charts from your own recording before deciding to unlock report export. • Improved price loading and verified purchase, restore and refund handling, without waiting for unrelated legacy-app checks. Uses the existing one-time Pro purchase. No subscription. Recording, playback and history remain free. Readings are uncalibrated estimates; recorded duration is not continuous environmental monitoring. How loud is it around you? Keep the moment. Understand the changes. From a bedroom or office to a fan or air conditioner, follow sound changes on a clear dial, save a local recording and revisit the moments that matter. RECORD AND REPLAY FOR FREE • Live reference sound-level estimates, curves, minimum, maximum and average. • Local recording with pause, resume, playback and full history. • User-started recording continues with the screen locked or another app open. • Names, notes, tags, date filters and search. Location is optional. PRO: ONE PURCHASE. NO SUBSCRIPTION. • Photo sound cards: combine a photo, statistics and curve in a PNG. Preview before sharing. • Scene archives: collect observations of the same room, device or place. Filter by date and search. • Timed stop: choose a duration or end time, then start recording yourself. • Monitoring recap and sound timeline: find loud moments, threshold events and the longest low-noise interval. Locate and replay selected clips. • Before-and-after comparison: compare changes and the share of recording time above your chosen threshold. • Recording spectrum: explore relative frequency levels in saved audio and export spectrum CSV. • Share audio and clips; export PDF, CSV, recap images and multi-record reports. Remove ads and unlock advanced reminders. No registration. Recordings and records stay on your device. You decide what to share. The free version includes optional advertising services. Declining tracking does not affect basic recording. Readings are uncalibrated reference estimates affected by the device, microphone and environment. Not for professional, medical or legal evidence use. Photo cards are static images without playable audio. Advanced analysis, scene archives, timed stop and sharing/export require the Pro in-app purchase.

Ratings & Reviews

  • 5.0
    out of 5
    2 Ratings

Turn separate recordings into a clear noise diary. • See daily recording counts, then narrow the diary to today, a date range or a room. • With Pro, share a multi-day PDF with each recording’s time, reference average and duration. Notes stay out unless you choose to include them. • Preview charts from your own recording before deciding to unlock report export. • Improved price loading and verified purchase, restore and refund handling, without waiting for unrelated legacy-app checks. Uses the existing one-time Pro purchase. No subscription. Recording, playback and history remain free. Readings are uncalibrated estimates; recorded duration is not continuous environmental monitoring.

Version 2.2

In-App Purchases

The developer, 春豪 李, 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
    • Diagnostics

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Location
    • Identifiers
    • Usage Data
    • Diagnostics

  • Data Not Linked to You

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

    • 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
春豪 李
Size
11.4 MB
Category
Utilities
Compatibility
Requires iOS 17.0 or later.
  • iPhone
    Requires iOS 17.0 or later.
  • iPad
    Requires iPadOS 17.0 or later.
  • Mac
    Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
English and 14 more
  • English, Arabic, French, German, Hindi, Italian, Japanese, Korean, Portuguese, Russian, Simplified Chinese, Spanish, Traditional Chinese, Turkish, Vietnamese
Age Rating
4+
In-App Purchases
Yes
Copyright
© Li Chunhao
  • Developer Website
  • Privacy Policy

    • More by 春豪 李

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