Additive Synth is a professional-grade additive synthesizer for iPad that allows users to sculpt sounds from 50 individual harmonic bands.

The App DNA

What makes this app unique?

The app removes the friction of traditional subtractive synthesis by allowing users to build sounds from the ground up, serving producers who require precise spectral control.

For Electronic music producers, sound designers, and composers seeking granular control over harmonic synthesis.

Key features

Harmonic Bankedge

Additive synthesis engine allowing individual control over 50 harmonic bands via drawing or shape selection.

Spectral Morphingedge

Continuous blending between two distinct harmonic spectra using LFOs, envelopes, or manual XY pad control.

AUv3 Plugin Supportstandard

Integration as an instrument plugin within host applications like AUM.

How much does it cost?

paidOne-time purchase at $8.99

The $8.99 price point targets professional and hobbyist musicians who prefer avoiding recurring subscription overhead.

Velocity

Maintenance developmentnew contentperformanceUX improvementsShow more...

With only one release in the observed window and an update interval of 8 days, the app currently maintains a maintenance-level cadence. Development is focused on functional improvements, specifically targeting sound engine efficiency and arpeggiator versatility. The latest release demonstrates a commitment to refining core performance and user settings rather than frequent, iterative updates. Future development appears centered on technical stability and feature depth for the existing toolset.

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Who built it?

Snorkel Audio, Inh. Michael Kaisser

6 apps tracked · Music

Disto DiscoDisto DiscoWave ColliderWave ColliderSnorkel SynthSnorkel SynthLittle Drum MachineLittle Drum MachineLittle Arp MonsterLittle Arp Monster
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User Sentiment

What do users think recently?

Fresh user feedback skews thrilled. Users appreciate the unique sound design approach offers a distinct creative experience compared to other available synthesizer applications and the randomization function provides immediate access to both useful and experimental patches for quick inspiration.

How are ratings & reviews evolving?

App Store
5.00 · 2

What users say, by theme

What Users Love
  • The unique sound design approach offers a distinct creative experience compared to other available synthesizer applications
  • The randomization function provides immediate access to both useful and experimental patches for quick inspiration

1 of 1 recent reviews analyzed · limited sample

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Competition

Competitive landscape for Additive Synth

How's the Music market?

Additive Synth holds a 5-star rating across its initial user base. Its $8.99 price point positions it as a professional utility, contrasting with the high volume of free or subscription-based casual synthesizers in the Music category.

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The rivals identified

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The Analyst's Read

Key takeaways for Additive Synth

Where is it heading?

The mobile music production market is consolidating around professional-grade AUv3 instruments that integrate into existing DAW workflows. Additive Synth is well-positioned to capture the power-user segment, provided it continues to refine its performance-oriented feature set.

  • The latest release expanded arpeggiator functionality and CPU management, signaling active feature investment rather than maintenance-mode stagnation.

The SWOT

Core Strengths
  • Harmonic bank engine enables granular spectral control
  • AUv3 plugin support integrates into pro-grade mobile DAWs
  • Randomization function accelerates patch creation for sound design
Critical Frictions 2 weaknesses inside
Growth Levers
  • Expand into desktop market via cross-platform AUv3 compatibility
Market Threats 1 threat identified

Next best moves

1 Invest

Ship community-driven preset sharing because the current user base is small → increase retention via network effects

The counter-intuitive read

The app's $8.99 price point is an advantage, not a barrier…

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Bottom line

Additive Synth's granular harmonic control provides a defensible niche for professional sound designers. Prioritizing community-driven preset sharing would unlock the network effects necessary to sustain long-term engagement against larger, more established synthesis platforms.

Unlock 2 critical frictions, 1 market threat and the analyst’s take.

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FAQ

Is Additive Synth suitable for beginners?
Additive Synth is designed for sound designers and producers who want granular control over harmonics. While the randomization function makes it accessible, the additive synthesis workflow is more complex than standard subtractive synthesizers.
Does Additive Synth work as a plugin?
Yes, Additive Synth supports AUv3, meaning it can be loaded as an instrument plugin within host applications like AUM.
Are there recurring subscription fees?
No, Additive Synth is a one-time purchase at $8.99 with no recurring subscription costs.

Sources

  1. [1] App Store

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Additive Synth, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Additive Synth Intelligence Report.” Updated Nov 2, 2026. https://marlvel.ai/apps/additive-synth

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