# SNB Meters > Professional audio metering Canonical page: [https://chrome-stats.com/d/id6757829746](https://chrome-stats.com/d/id6757829746) ## Overview - **ID:** `id6757829746` - **Platform:** Apple - **Type:** Apple app - **Status:** Available - **Publisher:** Dinar Garipov - **Category:** Music - **Version:** 1.1 - **Last updated:** 2026-02-03 - **First published:** 2026-01-16 - **Size:** 2.40 MB - **Data as of:** 2026-09-09 - **Store listing:** [Apple App Store](https://apps.apple.com/us/app/snb-meters/id6757829746) - **Privacy policy:** [http://afterquit.com/SNB\_METERS\_PRIVACY](http://afterquit.com/SNB_METERS_PRIVACY) ## Description Sound Meter Pro transforms your iPhone into a professional audio measurement tool. Whether you are a musician checking venue acoustics, an audio engineer calibrating equipment, or simply curious about noise levels around you, this app delivers accurate and comprehensive sound analysis. PROFESSIONAL METERING SYSTEMS Choose from 7 different metering standards used by audio professionals worldwide: Decibels (dB SPL) - Measure environmental sound pressure levels from whisper quiet to rock concert loud LUFS - Broadcast-standard loudness measurement with both momentary and short-term readings, following ITU-R BS.1770 specification Peak Level - Track instantaneous signal peaks in dBFS with clipping detection RMS Level - Monitor average power levels with 300ms integration time VU Meter - Classic analog-style metering with authentic ballistics, configurable reference levels (Classic, EBU, Digital) Crest Factor - Analyze dynamic range by measuring the ratio between peak and RMS levels Signal-to-Noise Ratio - Evaluate signal quality against background noise with intelligent noise floor tracking 9 VISUALIZATION STYLES Swipe between different meter displays to find the view that works best for your needs: Bar Meter - Clean vertical level indicator with peak hold Arc Meter - Elegant curved gauge display LED Meter - Segmented display inspired by hardware meters Spectrum Analyzer - 32-band FFT frequency analysis from 20Hz to 20kHz Curve Analyzer - Smooth frequency response visualization History Graph - Real-time scrolling level history Stereo L/R Levels - Dual channel level meters Goniometer - Professional stereo image vectorscope Stereo Width Analysis - Correlation and width measurements RECORDING AND HISTORY Record measurement sessions to track sound levels over time. Each recording captures: Minimum, maximum, and average levels Full sample history for detailed analysis Both dB and LUFS measurements BUILT-IN TONE GENERATOR Generate precise test tones for speaker testing, hearing tests, or equipment calibration: 3 independent oscillators for complex tones Frequency range from 1Hz to 22kHz 6 waveform types: Sine, Triangle, Sawtooth, Square, Pulse, and White Noise Adjustable pulse width for PWM sounds Master volume control PROFESSIONAL CALIBRATION Fine-tune measurements for accuracy: Individual calibration offsets for each metering type 32-band frequency response calibration for spectrum analyzer Stereo channel balance calibration Built-in calibration presets for common microphone types FLEXIBLE AUDIO INPUT Works with various audio sources: Built-in iPhone microphone Bluetooth headsets and microphones USB audio interfaces Wired headset microphones ADDITIONAL FEATURES Multiple visual themes with dark and light options Full-screen meter mode for easy viewing Keep screen awake option for continuous monitoring Portrait and landscape orientation support Real-time sample rate and input device display Quality warnings for limited-bandwidth inputs Sound Meter Pro is designed for anyone who needs reliable sound measurement, from casual users checking noise levels to professionals requiring broadcast-standard metering. Download now and discover the true sound of your environment. ## Rankings - #1,664,237 — Overall ## Similar extensions and apps - [Soundmeter Noise Measure](https://chrome-stats.com/d/id6752567142) — 4.70 / 5 - [Noise Meter - Decibel Pro](https://chrome-stats.com/d/id6767143529) - [SPL Meter : dB Noise Tool](https://chrome-stats.com/d/id6751081307) — 4.90 / 5 - [Easy Sound Meter](https://chrome-stats.com/d/id6759787881) - [Decibel & Sound Meter Pro](https://chrome-stats.com/d/id6751031379) - [dB Meter Ultra](https://chrome-stats.com/d/id6760297007) - [SoundMeter X](https://chrome-stats.com/d/id1348050232) — 3.70 / 5 - [Sound Level Meter: Decibel](https://chrome-stats.com/d/id6745488403) - [SoundMeter - Decibel dB Level](https://chrome-stats.com/d/id6777496612) - [SoundScope AI - Pro Noisemeter](https://chrome-stats.com/d/id6778124546) - [dB Meter Pro - Sound Level](https://chrome-stats.com/d/id6748346409) - [VU Meter Pro](https://chrome-stats.com/d/id6761095884) — 5.00 / 5 --- Source: [Chrome-Stats](https://chrome-stats.com/d/id6757829746)