Apps Like Lambda for iPhone and iPad
Convert notes, frequencies, and wavelengths.
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.
Lambda screenshots
Ranked alternatives
Showing 261–280 of 1,000 ranked alternatives.


Stereo Width Control
Blue Mangoo Consulting Company Limited
Adjust per frequency band
Adjust for 4 adjustable frequency bands. bass focus in the center channel and maintain spacious mid-range imaging. Solo each band for individual auditioning.

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.



Audio RTA
DEXUS Pawel Krzywdzinski
Analyze frequency response
Analyze signals with real-time octave RTA. Display frequency response using RMS values across full, 1/3, 1/6, and 1/12 bands. Measure SPL in dBFS. Support FFT with adjustable window sizes. Sample at 44.1kHz, 48kHz, or 96kHz.

Cello Tuner Professional
Pedro Daniel Macalupu Cumpen
Tune cello with precise frequency display.
The app displays the exact sound frequency in Hz for cello tuning. It offers calibration options and visual indicators for tuned strings, suitable for all skill levels.






DXi FM synthesizer
Takashi Mizuhiki
Create and play FM sounds
Create and customize sounds using FM synthesis technology. Adjust parameters to shape tones and effects. Play back and record synthesized music. Export audio files for use in other applications.


Tuner ∞
Panoramic Software Inc.
Digital tuner for music students.
The app provides a digital tuner with LED indicators for pitch deviation and a graph displaying sound frequency. It offers automatic or manual note selection and a wide detection range from A0 to C8.


bismark bs-spectrum
bismark LLC
Real-time audio spectrum analyzer with FFT.
The app analyzes audio input in real-time using FFT. It displays the frequency spectrum with options for graph scale, FFT window, decay time, and amplitude offset.



SPLnFFT Noise Meter
Fabien Lefebvre
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.
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