--- title: "dB Meter: Noise & Decibel - Reviews, Revenue and Downloads in United States | Apple App Store" description: "Measure real-time sound levels in dB, monitor noise, and keep a simple log of your environment. Use calibration for better consistency, set threshold alerts, record audio, and analyze frequency spectr" --- # dB Meter: Noise & Decibel — United States > Calibrate, record, export dB ![DB Meter App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/82/5b/c7/825bc75f-51df-e26f-0040-1a0b297c8c38/AppIcon-0-0-1x_U007ephone-0-1-0-85-220.png/434x0w.png) **Developer:** [Ha Do Thi Thu](https://apptail.io/developer/ha-do-thi-thu-POq) **Category:** Utilities **Rating:** 4.9/5 (8 ratings) **Price:** Free **Bundle ID:** com.ha.decibel **Store:** Apple App Store **Country:** United States **Version:** 1.2.1 (released 2026-07-27) **Original Release:** 2026-01-05 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6757093349) **AppTail Page:** [https://apptail.io/app/db-meter-noise-decibel-hmey/united-states](https://apptail.io/app/db-meter-noise-decibel-hmey/united-states) ## DB Meter Description Measure real-time sound levels in dB, monitor noise, and keep a simple log of your environment. Use calibration for better consistency, set threshold alerts, record audio, and analyze frequency spectrum. Features: - Real-time dB meter with min / max / average + live chart - Calibration offset to match a reference source - Threshold alerts with notification interval - Data Logger (time-stamped readings) + export - Sound Recorder for capturing audio samples - Frequency Analyzer (spectrum) - Capture: take a photo with dB overlay !!!! Important notice: Sound measurements may vary by device and environment. This app is intended for reference use and is not a certified sound level meter.Designed for quick checks at home, office, events, and studio setups. ## DB Meter Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/c9/a3/2d/c9a32d10-69ea-3810-6331-5f325adeffb6/01_home_1242x2688.png/1242x2688.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/29/5b/6d/295b6daf-291e-9b7a-878a-09904a089a12/02_tools_1242x2688.png/1242x2688.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/b1/0d/c4/b10dc4c9-1c05-8df1-93cd-8501e85314d9/05_frequency_1242x2688.png/1242x2688.png) - [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/24/9a/35/249a357c-f382-3526-4dd8-71d396f7c558/07_calibration_1242x2688.png/1242x2688.png) - [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/7a/66/33/7a663339-590e-d369-0b77-76ef4e4d4baa/04_logger_1242x2688.png/1242x2688.png) - [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/50/79/96/50799609-9aa0-0a0a-ebc4-0c9fdd9724f6/08_recorder_1242x2688.png/1242x2688.png) - [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/7f/3d/b4/7f3db492-f40a-2176-3cbf-41b0b0cf3fde/03_alerts_1242x2688.png/1242x2688.png) ## DB Meter Rating Breakdown in United States - 5 stars: 7 (88%) - 4 stars: 1 (13%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## DB Meter Available In - [United States](https://apptail.io/app/db-meter-noise-decibel-hmey/united-states) - [Canada](https://apptail.io/app/db-meter-noise-decibel-hmey/canada) - [France](https://apptail.io/app/db-meter-noise-decibel-hmey/france) - [Nigeria](https://apptail.io/app/db-meter-noise-decibel-hmey/nigeria) - [Czechia](https://apptail.io/app/db-meter-noise-decibel-hmey/czechia) - [Germany](https://apptail.io/app/db-meter-noise-decibel-hmey/germany) - [Denmark](https://apptail.io/app/db-meter-noise-decibel-hmey/denmark) - [United Kingdom](https://apptail.io/app/db-meter-noise-decibel-hmey/united-kingdom) - [Ireland](https://apptail.io/app/db-meter-noise-decibel-hmey/ireland) - [Australia](https://apptail.io/app/db-meter-noise-decibel-hmey/australia) - [Lebanon](https://apptail.io/app/db-meter-noise-decibel-hmey/lebanon) - [Mali](https://apptail.io/app/db-meter-noise-decibel-hmey/mali) - [Mauritius](https://apptail.io/app/db-meter-noise-decibel-hmey/mauritius) - [Mexico](https://apptail.io/app/db-meter-noise-decibel-hmey/mexico) - [Qatar](https://apptail.io/app/db-meter-noise-decibel-hmey/qatar) - [Thailand](https://apptail.io/app/db-meter-noise-decibel-hmey/thailand) - [Türkiye](https://apptail.io/app/db-meter-noise-decibel-hmey/turkey) - [Ukraine](https://apptail.io/app/db-meter-noise-decibel-hmey/ukraine) - [Jamaica](https://apptail.io/app/db-meter-noise-decibel-hmey/jamaica) - [Azerbaijan](https://apptail.io/app/db-meter-noise-decibel-hmey/azerbaijan) - [Belgium](https://apptail.io/app/db-meter-noise-decibel-hmey/belgium) - [China](https://apptail.io/app/db-meter-noise-decibel-hmey/china) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. 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