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 841–860 of 1,000 ranked alternatives.


Old Phone Ringtone Composer
Furlan Paolo
Compose ringtones with phone buttons.
The app allows users to compose monophonic ringtones using their phone's buttons. Users can input musical notes, adjust note duration, pitch, and octave, and insert rests.







EL-P0455A
Rainbow Audio GmbH
Fine-tune car audio settings
Adjust audio settings with 31-band parametric and graphic equalization per channel. Apply phase correction. Fine-tune car audio systems for optimal sound quality.





Tune-Tracker
Coding Minds, Inc.
Track piano sounds in real time
Tracks piano practice in real time using device microphone. Identifies and analyzes piano sounds. Allows custom TensorFlow Lite model integration. Monitors playtime and progress with simple interface.



QFT Lite
Seven7Sisters Prophecy LLC
Play frequencies for stress relief
Access frequency-based sound healing tools for meditation and energy alignment. Use Plasma Pyramids for deep relaxation. Track progress with guided sessions. Sync with wearable devices for real-time feedback.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.