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
The app converts between musical notes, frequencies, and wavelengths. It includes an oscillator to hear frequencies and a frequency tracker that displays the audio waveform.
Capture images and videos from USB cameras, FaceTime cameras, or image files. Export in PNG, JPEG, or TIFF formats. Record in MOV or MP4. Scan QR codes and Data Matrix codes. Measure with line segments, polylines, and shapes.
Create slideshows and compilation videos by selecting media files. Crop video clips to desired lengths. Add background music and overlay text. Export final videos in supported formats.