---
title: "Hilda Synthesizer — App Overview"
url: https://marlvel.ai/intel-report/music/hilda-synthesizer
category: Music
developer: Bram Bos
platforms: ios
rating: 4.9 (57 ratings)
pricing: paid
report_level: overview
generated: 2026-04-24
last_verified: "2026-04-24T05:46:05.395Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** Hilda provides a high-fidelity, semi-modular synthesis experience that bridges the gap between west-coast and east-coast sound design in a mobile-friendly AUv3 format.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Music |
| Rating | 4.9 ★ (57) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 1.3.1 |
| Developer | Bram Bos |

<!-- SECTION: Summary -->
## What is Hilda Synthesizer?

Hilda Synthesizer is a circuit-modeled monosynth that blends west-coast wave folding and lowpass gates with east-coast 12-mode filtering. It functions as a versatile AUv3 instrument, MIDI processor, and audio effect, offering a semi-modular sound design experience without the complexity of physical patch cables.

<!-- SECTION: Key Features -->
## Key Features

- **Hybrid Synthesis Engine**: Combines a wave folder and lowpass gate with a 12-mode filter based on the Oberheim Xpander design.
- **AUv3 Compatibility**: Supports operation as an instrument, audio effect, or MIDI processor within compatible host applications.
- **16-Step MIDI Sequencer**: Includes a built-in analog-style sequencer featuring support for custom musical scales.
- **Circuit-Modeled Architecture**: Features carefully modeled components designed to replicate the sonic characteristics of analog hardware.

<!-- SECTION: Target Audience -->
## Who is it for?

Electronic musicians and sound designers seeking a hybrid analog-style synthesis environment on iOS.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/hilda-synthesizer/id6447191659?uo=4)
- [Full Intelligence Report](https://marlvel.ai/intel-report/music/hilda-synthesizer)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/music/hilda-synthesizer).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*