Best Bent Spool alternatives: apps like Bent Spool

8+ similar apps compared and reviewed

4.9 avg rating
1 free apps
Updated November 2026
Bent Spool
Bent Spool
Plastic Factory LLC

Bent Spool is great, but it's not the only option. Explore 8+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to Bent Spool

Vascular - Tactile Synth#1

Vascular - Tactile Synth by Absolute Management SIA

Generative modular by touch
Editor's Choice
šŸŽµ Music
4.9(8 ratings)
$3.99In-App Purchases
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Create electroacoustic music by visually connecting sound generators and processors on a canvas. Manipulate stereo position, control synthesis and processing, and build complex signal paths. Explore a vast array of synthesis types, effects, and controllers to craft unique sonic textures.

The Remnant - Drone Synth#2

The Remnant - Drone Synth by Stephan Bolch

Feedback Matrix Drone Machine
Strong Contender
šŸŽµ Music
4.2(5 ratings)
$5.99
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This app is a feedback-matrix drone synthesizer with 8 FM voices that modulate each other through a routing grid. It offers extensive control over sound parameters, autonomous matrix mutation, and a touch instrument mode for live performance.

Undersong#3

Undersong by ian johnston

Plays along, always in key
Worth Considering
šŸŽµ Music
5.0(11 ratings)
$9.99
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This audio effect acts like an instrument, generating synthesized notes in key based on incoming audio. Explore a vast array of sound combinations with various materials, modes, and patterns for unique ambient performances.

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4
Braindance - Glitch Effects
Braindance - Glitch Effects
Braindance - Glitch Effects
Chop Audio and Remix
$4.99

This app allows real-time audio manipulation with buffer-glitch effects. Create complex rhythmic patterns, apply various audio transformations, and perform live with intuitive controls. It can be used as a standalone application or as an Audio Unit within other hosts.

Real-time buffer-glitch audio manipulationStep sequencer with Euclidean patternsMultiple audio effects (bitcrush, flanger, delay, reverb)
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5
Sampledex Effect Shift
Sampledex Effect Shift
Sampledex Effect Shift
by Robert Clemons
Free

This app offers a versatile audio effects suite with 50 distinct effects, seven macro controls, and a seven-band EQ. Shape sounds with various parameters, explore factory presets, and integrate into your music workflow via AUv3 extension or live input processing.

50 effect choicesSeven hands-on macro controlsSeven-band Bender EQ
šŸŽµ Music
(2)
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6
Sightlines - Harmonic Filter
Sightlines - Harmonic Filter
Sightlines - Harmonic Filter
Musical resonant filter bank
$7.99

Shape sounds with a playable harmonic filter. Add motion, stereo spread, and unique textures to noise, samples, or synths. Tune it like a resonator or control it with MIDI for endless sonic possibilities.

Harmonic filter bankMIDI controlSample loading
šŸŽµ Music
(9)
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7
The Orb - Formant Filter
The Orb - Formant Filter
The Orb - Formant Filter
Vowel Filter Effect
$14.99
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8
RUN4 - Tape & Texture Machine
RUN4 - Tape & Texture Machine
RUN4 - Tape & Texture Machine
Creative Sampler & Looper
$17.99

Create music with a four-track tape and texture machine. Record, loop, and shape sounds into playable performances using various material modes and sequencing tools. Export mixes or individual stems.

Four-track tape and texture machineThree material modes: Tape, Poly, Disc64-step sequencer with Euclidean tools
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