AU Engine Core is an audio mixer and AUv3 host that takes a conventional DAW-style layout rather than the modular “connect-anything-to-anything” approach of tools like AUM. That trade-off is intentional: the fixed structure prioritizes stability and a familiar mixer workflow over free-form patching. The audio engine is multi-threaded and optimized for low-latency performance, which is the main argument for the more rigid layout — live sets benefit from a host that stays responsive under heavy CPU loads rather than one that offers maximum routing flexibility.
For producers coming from a desktop background, the console-style interface is faster to navigate than a modular patchbay. The layout handles bus configurations, parallel processing, and sidechaining within a structure that mirrors physical mixer hardware. Setting up complex routing can take time initially — the depth of configuration required is not immediately obvious from the interface, and newcomers to iOS production may find the learning curve steeper than expected. It runs as a standalone app and AUv3 plugin on iPhone, iPad, and Apple Silicon Macs.
Key features:
- Optimized Audio Engine: High-performance multi-threaded processing for ultra-low latency
- Traditional Mixer Layout: Conventional DAW-style interface for managing complex signal chains
- Universal Compatibility: Standalone and AUv3 on iPad, iPhone, and macOS (Apple Silicon)
- Advanced Internal Routing: Bus configurations, parallel processing, and sidechaining
- Comprehensive MIDI Support: External hardware control over every mixer parameter
- Stable Live Performance: Built to stay responsive and glitch-free during live sets under load
App price: $22.99. Full access to all routing and mixing features included. No in-app purchases.
Original release: May 4, 2026 | Latest update: May 5, 2026 (v1.0.1)
