frekvens app icon

Apps Like frekvens for iPhone and iPad

Shift frequencies and delay audio

Adjust audio frequencies with linear shifting and stereo delay feedback. Apply high and low pass filters. Modulate delay with LFO. Control via MIDI CC.

by erik sigth★ 4.821 ratingsMusic$2.99Data updated 2026-09-10

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Ranked alternatives

Showing 41–60 of 1,000 ranked alternatives.

  1. NeSi xTrem app icon

    NeSi xTrem

    Neon Silicon LLC

    Use AU hosts to apply tremolo effects

    A tremolo effect plugin for iOS audio units. Applies FM-based LFO modulation to audio signals. Adjusts volume with VCA and low-pass gate controls. Enhances instrument tracks with dynamic audio movement.

    ★ 4.717 ratingsMusicFreeData updated 2026-09-06
  2. JAX ONE Frequency Shifter app icon

    JAX ONE Frequency Shifter

    Jens Guell

    Shift frequencies and process audio

    Extended allows users to manipulate audio streams using a Bode-style . Apply pitch shifting, detuning, and modulation effects. Adjust parameters for tone shaping and sound transformation. Works across Mac platforms.

    ★ 5.01 ratingsMusic$14.99Data updated 2026-09-06
  1. apeFilter app icon

    apeFilter

    Alessandro Petrolati

    Design precise frequency response with filters.

    The app provides a sophisticated equalizer with up to 36 Peak Filters for precise frequency response design. Users can sculpt sound through its embedded sampler or live input, with additional effects like ClassicVerb available.

    ★ 4.833 ratingsMusic$7.99Data updated 2026-11-07
  2. midiLFOs - midi modulator app icon

    midiLFOs - midi modulator

    Arthur Kerns

    Send modulation to music apps

    Sends modulation control data to music apps and synthesizers. It features four independent LFOs with seven-bit CC messages. Users can adjust waveform shapes and modulate amplitude and rate between LFOs.

    ★ 4.921 ratingsMusic$4.99Data updated 2026-10-23
  3. RX950 Classic AD/DA Converter app icon

    RX950 Classic AD/DA Converter

    Demange Mathieu

    Stream audio with 12-bit resolution

    Adjust audio with 12-bit resolution and customizable bandwidth for varying sampling frequencies. Apply a 6th-order low-pass Butterworth filter. Choose stereo or mono operation. Support AUv3 and Inter- Audio for integration.

    ★ 4.650 ratingsMusic$1.99Data updated 2026-09-15
  4. FD-1 Filter Delay app icon

    FD-1 Filter Delay

    Kai Aras

    Modulate, , signals

    Create rhythms and grooves using modulated and sections. Adjust parameters and modulation settings. Use built-in step sequencer and low frequency oscillator for rhythmic sequences. Sync modulation with host tempo.

    ★ 4.632 ratingsMusic$9.99Data updated 2026-09-16
  5. GliderVerb app icon

    GliderVerb

    ConTempoNet S.A.S. di Maurizio Refice & C.

    Adjust parameters and shape sound

    Allows users to apply reverberation effects with adjustable parameters. It supports Audiobus and Inter- Audio as both sender and effect. Users can create evolving reverberations, granular disintegration, and smooth resonances.

    ★ 4.685 ratingsMusicFreeData updated 2026-09-09
  6. rrarrow app icon

    rrarrow

    Alexey Nadzharov

    Experimental noise machine for iOS

    The app is an experimental noise machine and modular audio effect for iOS. It offers extended feedback capabilities and a simplified interface for fast assembly and flexible connectivity.

    ★ 4.619 ratingsMusic$3.99Data updated 2026-10-28
  7. Shoom Synthesizer app icon

    Shoom Synthesizer

    Yuri Turov

    Play, edit, and share sounds

    Create and manipulate sound with three independent synthesizers. Adjust pitch from 8–20,000 Hz. Slide or snap notes to scales with customizable glide rates. Set and edit individual notes for precise musical control.

    ★ 4.963 ratingsMusic$6.99Data updated 2026-09-10
  8. H9 Control app icon

    H9 Control

    Eventide Inc.

    Effects pedals and manage presets

    Eventide effects pedals remotely. Adjust parameters, manage presets, and customize settings. Access over 500 presets for delay, reverb, pitch-shifting, modulation, and distortion. Save and recall configurations.

    ★ 3.964 ratingsMusicFreeData updated 2026-09-08
  9. Woodulator app icon

    Woodulator

    Woodman's Immaculate Maple Syrup Studio

    ★ 0.00 ratingsMusic$29.99Data updated 2026-09-16
  10. DRC - Polyphonic Synthesizer app icon

    DRC - Polyphonic Synthesizer

    Imaginando Lda

    Design analog synths and shape sounds

    Create and customize analog-style sounds with up to 8 voices. Adjust oscillators, sub-oscillator, and noise source. Use AUv3 for integration with DAWs. Design patches with classic synth parameters.

    ★ 4.7656 ratingsMusic$8.99Data updated 2026-09-30
  11. SunVox app icon

    SunVox

    Alexander Zolotov

    Create and sequence music with modules

    Create and edit music using a modular synthesizer with a pattern-based sequencer. Import XM and MOD files. Record audio via microphone or line input. Export multitrack WAV files. Support 16/24/32bit audio formats and MIDI input/output.

    ★ 4.9336 ratingsMusic$5.99Data updated 2026-11-10

How we rank alternatives

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