The app measures sound levels using a digital display for sound power and an analog display for fast mode. It also features real-time FFT frequency analysis with highlighted predominant frequencies and their power.
by Fabien Lefebvre★ 4.860 ratingsUtilities$3.99Data updated 2026-10-04
Control centre and lock screen widgets allow quick access to . Adjust brightness and color via a customizable color picker. Use as a reading or mood night . Instant on/off with brightest mode. Supports iOS 18 and iOS 17 widgets.
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.
Record in WAV or M4A formats with mono or stereo settings. Choose microphone input for monoral or stereo recording. Adjust playback effects and save recordings for business or entertainment use.
Measure sound intensity with a dB meter. nd test sound frequencies using a tone generator. Assess speaker balance with a stereo test. Evaluate response with a test. Monitor audio output quality for accurate sound performance analysis.
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.
Tune strings with frequency detection and visual indicators. Access smart library and tuning fork. Adjust advanced settings for sensitivity. Display LED tuning status. Works on iPhone, iPad, and iPod touch.
Sound frequencies with adjustable error range. Detect pitch, intonation, and interval of sounds. Compare frequency measurements for accuracy. Save and analyze sound data for musical analysis.
Use sound effects to annoy friends and make them laugh. Access over 60 loud and crazy including dog whistles, baby cries, mosquitoes, airhorns, sirens, and more. Play and share preloaded soundboards with funny like farts, burps, and office .
Uses sound frequencies between 50 Hz and 30,000 Hz to remove water from phone speakers. It offers low, medium, and high vibration levels to match specific frequencies. Users place their phone screen-down to initiate the drying process.
Transforms iPhone into a chromatic and . Detects pitch and displays frequency. Adjusts tempo and beats per minute. Customizable settings for tuning and rhythm. Syncs with audio input for real-time feedback.
Allows users to calibrate piano sound by clicking an open string and adjusting with their instrument. It displays pitch for individual strings, indicating signal high or low. Includes tuning modes like Standard, 5th Suite, and Zoltán Kodály.
Decodes cat and dog vocalizations using frequency, amplitude, and rhythm analysis. Identifies 50+ breeds and translates 16 feline and 22 canine vocal scenarios. Converts human speech to pet-friendly ultrasounds for two-way communication.
Measure sound levels with readings. Analyze sound frequency with spectrum visualization. Generate custom tones for testing or experimentation. Save and share measurement data.