Apps Like AddStation for iPhone and iPad
Create sound with additive synthesis
Create and manipulate sounds using additive synthesis. Adjust sine wave parameters to shape timbres. Layer multiple partials to build complex tones. Save and export custom sound designs. Import and export audio files for further processing.
AddStation screenshots
Ranked alternatives
Showing 661–680 of 1,000 ranked alternatives.



Verituner
Veritune, Inc.
Piano tuning technology for professionals.
The app calculates tuning targets for all partials of all 88 notes. It creates well-balanced tunings custom fit to each piano's unique scaling.





SWAM Alto Sax
Audio Modeling Srl
Play saxophone with MIDI devices
Play virtual saxophone using MIDI devices or wind controllers. Adjust dynamics and articulation for realistic expression. Access a room simulator for immersive sound environments. Save and share performances.

Tone Generator Ultra
Limelight Software
Generate test tones and frequencies easily.
The app generates test tones and frequencies using sine, square, and sawtooth waves. It supports frequencies from 20Hz to 22kHz and includes white and pink noise generation.











SpectrumGen
Alexander Zolotov
Draw sound spectra and play
The app allows users to draw sound spectra and play them simultaneously. It offers WAV export, eight timbres, and adjustable octaves from two to eight.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.