Measure sound levels and display graphs
Measure sound levels with a decibel meter that displays current, maximum, and average values. View values on a gauge and in a graph. Set and track sound level measurements. Share results directly. No in- purchases required.
Showing 261–280 of 1,000 ranked alternatives.
Pedro Daniel Macalupu Cumpen
Tune with precise frequency display
Tune guitars with real-time pitch display in Hz. Adjust A4 calibration between 415 Hz and 466 Hz. Use tuning fork and advanced settings via in- purchase. LED indicator lights up tuned strings automatically. Supports standard and drop D tunings.
永刚 陈
Measure with AR and track distances
Use AR for length and distance measurements. Measure height with AR technology. Check decibels, angles, and level accuracy. View HD and compass directions. Monitor barometric pressure and altitude. Use with adjustable brightness and strobe.
Vicki Partridge
Surfaces, angles, and levels precisely
Turn your iPhone into a , angle gauge, and measuring . Check if surfaces are or plumb. Get real-time tilt readings in degrees. Calibrate to align with objects. distances using the device's sensors.
KRIS ARTHUR J JACOBS
Test and improve device audio performance
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.
SPIA Cycling Inc
Display power and cadence values.
The app displays power and cadence values from a Stages Cycling Power Meter. It allows users to perform zero calibration, update firmware, and set up left/right capabilities for compatible power meters.
Pedro Daniel Macalupu Cumpen
Tune strings with visual feedback
Tune strings with real-time pitch display in Hz. Adjust A4 calibration between 415 Hz and 466 Hz. Use tuning fork feature and advanced settings via in- purchase. LED indicator highlights tuned strings. Supports standard and drop D tunings.
Contechity AB
Measure , display and frequency
Measure spectrum to determine dominant in nanometers, frequency in terahertz, and period length in femtoseconds. Analyze sources to identify primary color wavelengths and associated properties.
SHIGETO TAKAGI
Track position and sea level with GPS
Displays current position via GPS with a map and sea level measurement in meters. Converts meters to feet using a calculator. Measures barometric pressure with a sensor for altitude tracking. Alerts for potential flooding.
Zion Studios LLC
Remove from your phone speakers
Helps remove from phone speakers using tested frequencies. Users can select free or premium frequency programs to and restore speaker quality. The provides ongoing assistance for maintaining speaker performance.
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.