WOW Filterbox app icon

Apps Like WOW Filterbox for iPhone and iPad

Stream audio and apply filters

Apply audio filters with 21 types including lowpass, bandpass, and comb. Adjust filter slopes up to 48 dB using SVF, diode ladder, and transistor ladder. Add distortions and modulations for sound effects. Output processed audio files.

by Sugar Bytes GmbH★ 4.629 ratingsMusicFreeData updated 2026-09-08

WOW Filterbox screenshots

Ranked alternatives

Showing 501–520 of 1,000 ranked alternatives.

  1. miniSynth 2 app icon

    miniSynth 2

    Yonac Inc.

    Create and share music with synths

    Create and edit music with a virtual synthesizer. Adjust waveforms, filters, and envelopes. Save and export audio files. Connect to MIDI devices. Share compositions directly.

    ★ 4.622 ratingsMusic$0.99Data updated 2026-09-08
  2. BTS FX app icon

    BTS FX

    Dmytro Kiro

    Apply effects and adjust parameters

    Apply pre/post Moog ladder filter for tone shaping. Use bitcrusher with adjustable rate and bit controls for texture. Access distortion modules with various reshaping algorithms. Utilize reverb with freeze function for spatial effects.

    ★ 5.03 ratingsMusic$9.99Data updated 2026-09-06
  1. Helium AUv3 MIDI Sequencer app icon

    Helium AUv3 MIDI Sequencer

    Limelight Software

    Sequence tracks and manage clips

    Plugin for AUM. Supports 16 tracks with unlimited length and 16 output ports. Import and manage clips via Media Bay. Drag and drop clips to build songs. Direct output to multiple channels.

    ★ 4.450 ratingsMusic$14.99Data updated 2026-09-06
  2. GlitchStep app icon

    GlitchStep

    Alexander Matheu

    Sequence and perform dynamic variations

    Create and manipulate musical sequences with a 16-step sequencer. Adjust slices and patterns in real time. Build and modify playlists. Process MIDI data and integrate with AUv3 extensions. Perform dynamic variations during playback.

    ★ 4.919 ratingsMusic$9.99Data updated 2026-09-06
  3. Euclidean AUv3 Sequencer app icon

    Euclidean AUv3 Sequencer

    Limelight Software

    Create sequences with rhythms

    Create rhythmic patterns using algorithms. Adjust timing divisions and hit placement. Generate sequences based on mathematical ratios. Export audio files and integrate with digital audio workstations.

    ★ 4.927 ratingsMusic$14.99Data updated 2026-09-06
  4. WoodStepper app icon

    WoodStepper

    Woodman's Immaculate Maple Syrup Studio

    ★ 4.312 ratingsMusic$10.99Data updated 2026-09-18
  5. ONE Control Plus app icon

    ONE Control Plus

    Visuality srl

    Stream audio, edit tracks, and record sessions

    Manage audio projects with essential modular controller features. Record, edit, and mix tracks. Access basic effects and automation. Export audio files and share directly. Upgrade to expand functionality with additional tools.

    ★ 3.218 ratingsMusicFreeData updated 2026-09-06
  6. Sliver app icon

    Sliver

    Alexander Matheu

    Create sonic textures and soundscapes.

    The app creates playable instruments from any sound. It features four real-time manipulation slivers with independent controls and an automation engine.

    ★ 4.710 ratingsMusic$5.99Data updated 2026-10-25
  7. Theremin I/O app icon

    Theremin I/O

    FFFF00 Agents AB

    iPhone becomes a touchless music instrument.

    The app transforms an iPhone into a touchless music instrument using the camera and flash to detect hand distance. This input generates tones through an old-school synthesizer with various sound presets and scale options.

    ★ 4.05 ratingsMusic$2.99Data updated 2026-10-17
  8. Midiflow app icon

    Midiflow

    Johannes Doerr

    Send MIDI from app to app.

    The app allows users to send MIDI from app to app, enabling synchronization between applications. Users can route MIDI from keyboards to apps and store different settings as presets.

    ★ 4.039 ratingsMusic$7.99Data updated 2026-11-03
  9. iDensity app icon

    iDensity

    Alessandro Petrolati

    Generate granular sound effects

    Create and manipulate granular audio with real-time sound file granulation. Generate effects like time/pitch shifting and intricate textures. Record, scrub, and shape envelopes. Manipulate buffers and explore complex scrub pads.

    ★ 4.948 ratingsMusic$9.99Data updated 2026-09-08
  10. SyncKontrol app icon

    SyncKontrol

    KORG INC.

    Control tempo and sync with WIST

    Control the tempo and start/pause the Korg monotribe Analogue Ribbon Station via iPhone audio output. Use Tap Tempo and Swing function. Sync with WIST-enabled apps using Wireless Sync-Start Technology.

    ★ 4.016 ratingsMusicFreeData updated 2026-09-08
  11. Slammer - Drum Instrument app icon

    Slammer - Drum Instrument

    Klevgrand Produkter AB

    Edit samples, route sounds, and play drums

    Plugin for music production. Load and play 30 different samples. Adjust timing and velocity. Apply real-time effects and routing. Customize MIDI note mappings for different instruments. Render natural or distorted sounds.

    ★ 4.818 ratingsMusic$9.99Data updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.