Apps Like Sparkle - Cross-Synthesis for iPhone and iPad
Transform audio with spectral algorithms
Transform audio by transferring the temporal structure of a source sound to a target sound while preserving its spectral properties. Apply spectral hybridization using envelope preservation and phase-sync processing.
by Alessandro Petrolati★ 5.048 ratingsMusic$8.99Data updated 2026-09-09
Edit audio with spectral delay effects using up to 2048 delay lines and brick-wall filters. Manipulate frequency domain data through short time Fourier transform analysis. Adjust time and feedback shapes for stereo channels via multi-sliders.
Create and manipulate complex frequency filters with multi-curve spectral shaping. Adjust filter amounts per frequency or range. Mix, modulate, and spread curves for dynamic sound design. Export and apply filters to audio tracks.
The app offers multilevel interactive sound synthesis with up to 240 oscillators. It includes spectral pitch grid generators, a MIDI pad with scale grid, and an effects chain with Doppler, Glitch Gen, and Reverb FDN.
Process audio with real-time spectral dynamics processing. Split audio streams into frequency bands. Adjust compression and expansion settings. Test with random sound samples. Distribute embedded units through a host application.
Convert visual input from the camera into sound using spectral synthesis. Adjust scanning curve parameters including amplitude, type, and speed. Control the interpretation of image data as sound spectrum.
Perform real-time spectral analysis of sounds. View images with adjustable FFT-resolutions, frequency and amplitude scales, and color schemes. Save and share spectrograms. Access bode plot modes with averaging and maximum calculations.
Apply vintage analogue filters to audio signals with adjustable envelope followers and LFOs. Visualize settings in real time. Adjust parameters for dynamic sound shaping and tactile control.
Visualizes audio signals in real time with a spectrum display. Connects to microphones or hi-Z devices via mini-jack. Measures sound frequency and amplitude. Adjusts visual settings for different sound sources. Displays real-time audio analysis data.
Stream with personalized playlists and curated stations. Access lossless audio and Spatial Audio for high-quality sound. Use AutoMix to create continuous sessions. Discover new through personalized recommendations.
The app uses waveshaping synthesis to create unique sounds by altering spectra with sound amplitude. It offers a randomizer for generating new sound patches and includes multiple oscillators, envelopes, and effects.
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.
The app is a music player with equalizer and bass booster features. It offers sound customization and access to local and cloud music libraries for an optimized listening experience.
Adjust audio with up to 24 bands of EQ. Use dynamic EQ and linear phase processing. Access spectral EQ and character modes. Edit in real-time with EQ Sketch. Control multiple 4 instances from one interface.
Displays sound frequencies using a Fast Fourier transform. Users can visualize incoming sound as individual sine waves. The shows frequency spectrum displays to analyze audio components.