Best Harmonizer Audio Effect Apps

Zen Musical Harmonizer ZMH-1

Four Fun Ways To Harmonize!

$1.99

This app offers four distinct modes to add harmony and depth to your monophonic audio input, whether it's vocals or instruments. Explore real-time chord harmonization, intelligent key-based harmony generation, interval shifting, and octave layering for a richer sound.

JAX Unisonic (Audio Unit)

Multi Pitch Shifter, Unison FX

$9.99

$24.99 | 60% OFF

This audio unit generates up to 8 additional voices from any audio input by multiplying and shifting pitch. It simulates analog synthesizer unison effects for fattening sounds and adding presence, with individual voice transposition capabilities.

WavePad Music and Audio Editor

by NCH Software

Free

Edit and record music, voice, and other audio with a professional suite of tools. Features include cut, copy, paste, and a variety of audio effects like echo and noise reduction. Supports numerous file formats and cloud storage integration.

Vocal Separator - Audio Editor

Vocal remover music song maker

Free

This app offers AI-powered audio editing and music creation tools. Easily separate vocals from music, change your voice with professional effects, and mix tracks for song covers or ringtones. It provides advanced editing features and supports various import methods.

Audio Editor & Tool

Edit Sound Files

Free

This app allows you to import audio files from your device, then cut, trim, and insert silence or other audio. It also offers advanced features like source separation for vocals and accompaniment, song mixing, and a variety of audio effects. Finally, export your edited audio in various formats and sample rates.

Hokusai Audio Editor

by Wooji Juice Ltd

Free

This multitrack audio editor allows you to record or import audio, then perform detailed edits like cutting, copying, and pasting. It offers a suite of filters and special effects, with advanced features available through in-app purchases. Mix multiple tracks and export your creations in various formats.

Audio Joiner-Mix&Merge

Make custom mixes easily

Free

Easily create custom audio mixes and music medleys with a simple interface. Combine multiple audio files, trim clips, and save your creations to personalized playlists for convenient playback.

GyroVibe

Vibrato/Chorus Filter Effect

Free

This audio effect application provides vibrato, chorus, and multi-stage driven filters for iOS. It enhances instruments like keyboards, guitars, and bass with depth, color, and psychedelic textures. The app functions as a container and documentation for an Audio Unit (AU) and requires a host application to operate.

Pitch Drift - Baby Audio

AUv3 Pitch Fluctuation Plugin

Free

This audio effect plugin adds organic pitch fluctuations to your music, ranging from subtle natural variations to intense drifting. It helps break digital perfection and add richness to your tracks.

Audio Elements: Sound Editor

Record, Mix & Add Effects

Free

This app offers a professional multi-track audio editor and real-time effect processor. Create, record, mix, and master audio with advanced tools and a variety of effects, all from your mobile device.

REMAKE - multiband effect

stand alone / Audio Unit AUV3

$1.99

This audio effect app splits input signals into three bands, adding resonance to lows and harmonic voices to mids. It includes overdrive and vibrato for highs, offering a unique sound-shaping experience. Works as a standalone app or AUV3 plugin.

MicroPitch

Classic Harmonizer® effect

$4.99

$9.99 | 50% OFF

This audio effect app offers fine-resolution pitch shifting and delays for subtle tone fattening and slapback effects. It allows for creating depth, dimension, and pristine chorusing with expanded controls and innovative features.

Exciter

Harmonics Generator

Free

This audio effect plugin enhances the sonic quality of your music by generating new harmonics, offering a more natural sound than traditional EQ. It provides detailed control over harmonic generation and signal mixing, and can be used within compatible music production apps.

Harmonizr

smart musical harmonizer

$4.99

This app allows users to create vocal harmonies by singing along to a melody. It synthesizes up to three harmony voices in the user's own voice and can be controlled via MIDI input or used as an extension in other music production apps.

BA-1 FX Strip - Baby Audio

AUv3 Retro FX Channel Strip

Free

This app brings vintage 80s analog effects to your mobile productions. Emulate classic synth sounds with saturation, filters, delay, reverb, and chorus. Enhance synths, drum machines, or any audio source with nostalgic character.