Measure sound levels with A-, C-, or no weighting. Display frequency spectrum. Export measurement data. Use full screen audio mode. Perform accurate and fast recordings.
by Johan Rogard★ 4.332 ratingsUtilitiesFreeData updated 2026-09-18
Measure lengths with a ruler supporting metric and inch units. Detect ambient noise levels using a decibel meter. Use a protractor tool to measure angles via camera. Calibrate and view objects for precise measurements.
Test and improve device sound quality with frequency analysis and equalizer settings. Clean speakers and remove trapped or dust. Adjust audio output for clearer sound and better microphone performance.
Measure noise levels with a gauge. Analyze frequencies and intensity in hertz. Record audio clips for later review. Set custom thresholds and receive alerts. Sync data with cloud storage for ongoing monitoring.
With precise noise level detection. Monitor sound in real time with live audio updates. Calibrate for accurate readings using reference tones. Switch between light and dark modes for visibility.
Record and play custom or preloaded effects to mask ambient . Detects loud environments and emits a loud . Ideal for use in classrooms, libraries, and study areas.
Visualize real-time audio frequencies with a spectrogram and spectrum analyzer. Adjust sample rate and frequency resolution. Identify sound frequencies, measure vocal range, and analyze audio input.
Record and mix with filters. Play back recordings and start recording instantly. Record only when touched. Export audios in various formats. Import files from other apps. Use Bluetooth headset for recording. Save to album and create ringtone.
Measure angles with precision up to 0.02°. Use surface and auto-select features for accurate readings. Convert angles between degrees, grade, and roof pitch. Includes a ruler for actual size measurements. No advertisements.
Measure color temperature in Kelvin with ±2-8% accuracy. View color spectrum from 360nm to 800nm. Display RGB values and luminance. Save and export measurement data. Compare light sources side by side.