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
Ultrasonic dog emits high-frequency sound to deter dogs. Adjust frequency settings. Works during cycling, walking, or jogging. Requires iPhone 4 or newer iPod with maximum volume.
Analyze audio signals with FFT spectrum analysis and oscilloscope display. Generate test signals and measure frequency responses. Sync FFT sweeps for real-time frequency characteristic observation. Input signals via connected devices.
Distances and areas using a map interface. Start recording by pressing the record button and stop with the stop button. Pause to add new sections. Tap labels to remove sections or the start point. Manage measurements by connecting points.
The app provides speech intelligibility testing compliant with v4 of the standard and international standards. It analyzes a special test signal to assess speech intelligibility for various applications.