Measure and monitor sound levels in decibels using your device's microphone. Receive alerts for high noise levels, track historical data, and calibrate for accuracy. Unlock advanced features with a subscription for professional sound analysis.





250+ iOS apps curated and reviewed
Finding the right hertz meter sound apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (3) | No | Yes | Sep 2026 | ||
| 2 | Free | 3.9★ (82) | No | Yes | Oct 2026 | ||
| 3 | Free | 2.0★ (4) | Yes | Yes | May 2026 | ||
| 4 | Free | 1.0★ (1) | No | Yes | Sep 2026 | ||
| 5 | Free | 3.5★ (54) | No | Yes | Sep 2026 | ||
| 6 | Free | 4.5★ (58) | No | Yes | Sep 2026 | ||
| 7 | Free | 4.4★ (250) | No | Yes | Sep 2026 | ||
| 8 | Free | 3.3★ (6) | Yes | No | Oct 2026 |





Measure and monitor sound levels in decibels using your device's microphone. Receive alerts for high noise levels, track historical data, and calibrate for accuracy. Unlock advanced features with a subscription for professional sound analysis.





This utility app measures ambient sound levels in real-time, providing precise decibel readings. It offers features like location tagging, a decibel camera, and the ability to record, export measurement history, and audio data.





Transform your device into a professional sound detector with detailed visual analysis. This app measures environmental noise levels using your smartphone's microphone and displays results on a chart. It's designed for personal use and offers accurate sound level measurements.