Best apps like Phosphor 3

4.6😐(188 ratings)

$19.99

This app is a monophonic synthesizer for iOS and AUv3 plugins, utilizing Phase Distortion synthesis. It offers dual PD oscillators, sequencers, LFOs, and envelopes for complex sound design. Almost any control can be modulated by multiple sources, with real-time visual feedback.

What We Love

✨ Unique and amazing sounds
🔊 Heavy and brutal tones
💡 Innovative phase distortion synthesis
🎨 Beautiful and deep sound sculpting
🎹 Great for bass sounds
🌟 Inspiring presets
🎛️ Tweakable parameters
✨ Gorgeous sounds
🎶 Weighty sound generation
🎛️ Semi-modular like interface
🚀 Fast loading in some apps
👍 Developer responsiveness (mentioned by some)
💎 Little treasure of an app
🎵 Dark and atmospheric synthesizer

Room to Improve

🐛 Frequent crashes and glitches
❌ Not working in AUM/AUv3
🔇 No sound output in certain apps
❓ Difficult to use without a manual
📉 Laggy UI and slow patch loading
⚠️ "Bad Signal" errors
🎛️ Glitchy UI
📉 Poor performance on some devices
💸 Waste of money for some users
🚫 Unreliable for performance
🔋 Potential battery drainer
🔊 Noisy and glitchy volume
🎛️ Dials need more work
😵 Overwhelming without guidance

Agonizer by Kai Aras

It's a badman thing

Strong Contender

4.8😐(203 ratings)

$19.99In-App Purchases

This app is a monophonic synthesizer focused on bass sounds, developed with a synth bass expert. It features dual wavetable oscillators, a mangle section, and built-in stereo effects. It supports MPE controllers and various audio/MIDI connectivity options for standalone or app-to-app use.

What We Love

🎵 Excellent sound quality and unique bass tones
🎨 Intuitive and well-designed user interface
⚙️ Powerful modulation and sound design capabilities
🎛️ Wobulator feature for creative bass manipulation
📦 Great presets included with the app
🔧 Flexible and versatile sound creation options
💪 Capable of producing professional-quality bass sounds
🎯 Simple yet deep synthesis engine
🌟 Unique waveforms and modulation sources

Room to Improve

🐛 Keyboard legato/mono-synth behavior inconsistent
🐛 Frequent crashes in host applications (AUM, Cubasis, Audiobus)
🐛 No sound output in GarageBand and some AU hosts
🐛 App freezes on splash screen with iOS 18.3
🐛 UI responsiveness issues and knob lag
🐛 Scream button glitches when changing presets
❌ Strict monophonic limitation without polyphony option
😕 Preset browser lacks search and filter functionality
😕 Limited automation control for knobs
😕 Difficult sound design workflow with cycling menus
😕 No arpeggiator function
😕 CPU intensive
👁️ UI aesthetics could be improved
🎹 Difficult keyboard integration and legato handling

VAPolyWest by Ryo Togawa

Polyphonic Synthesizer

Worth Considering

Spectral model oscillatorF-Domain Filter with variable slopeSpatializer for stereo movement

5.0(5 ratings)

$14.99

This app is a polyphonic synthesizer inspired by 1960s California west coast synthesis. It features wave folding, lowpass gates, and step sequencers for generative music creation. It functions as a standalone app or an AudioUnit Extension across iPhone, iPad, and Mac.

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free

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Echo Cube - Acoustic Delay

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