Apps Like SPLnFFT Noise Meter for iPhone and iPad
Sound level meter frequency analyzer generator
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.
SPLnFFT Noise Meter screenshots
Ranked alternatives
Showing 221–240 of 1,000 ranked alternatives.


UD Tuner
Yasar Bozdag
Tune Oud, Cumbus, Tanbur, Lute
The app listens to instrument sounds and measures frequency, providing directives for tuning. It offers manual and auto string selection modes, along with reference sounds for single-purchase use.






GGMorse
Georgi Gerganov
Decode audio to text in real-time
Decode Morse code audio into text by accessing the microphone and placing the device near the audio source. The automatically detects frequency and speed, displaying real-time text in a bottom panel. Use the lock icon to secure the interface.

MorseDecoder
Ronald Nicholson
Decode audio signals into text
Decode Morse code audio into text using microphone or headset input. Automatically translate signals or manually adjust settings for weak signals. Control filter frequency, WPM speed, and background noise threshold.


AUFX:PeakQ
Kymatica AB
Equalize audio with precise control
A 4-band parametric stereo equalizer with peak, low-shelf, and high-shelf filters. Adjust gain, frequency, and Q for each band. View real-time frequency response graphs. Apply effects for subtle enhancements or aggressive boosting.



Decibel - dB Sound Level Meter
Kemal Bakacak
Measure levels and save data
Measure levels with precision to identify harmful environmental noises. Save measurements for future reference. Test and track hearing performance over time. Check stereo and bass output from your phone.

Retro Tuner
Araneus Information Systems Oy
Tune any instrument with digital precision.
The app offers a retro-style interface with digital signal processing for pitch detection. It supports the full 88-key piano range and allows adjustment of the reference pitch.

Atomic Metronome
RT Sixty Ltd
Set tempo, customize patterns, track time
Create and customize click patterns with the click sequencer. Adjust tempo using advance mode or set silent intervals. Save setlists and track settings. Design detailed click sounds. Support advanced time signatures and custom color schemes.

Engine RPM
Real-Time Specialties, inc.
Analyze sound to calculate RPM
Measure by analyzing sound input. Select cylinder count and type. Calculate RPM using signal processing. Display real-time RPM values. Save and share measurement data.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.