Atum Analog IO Rack

Atum Analog IO Rack is a completely free macOS audio effect plugin from ATUM Plugins, available in AU and VST3 formats.

Designed as an analog-style input/output rack, it provides gain staging, level control, and a simple workflow built around the ATUM Plugins analog-style processing approach.

This plugin gives users a free, no-expiry way to experience part of the ATUM processing chain before moving to the full Atum Passive Tube EQ.

Atum Analog IO Rack runs natively on both Apple Silicon and Intel Macs.

Key features:

- 100% free audio effect plugin.

- No demo restrictions or time limits.

- AU and VST3 plugin formats.

- macOS support.

- Apple Silicon and Intel Mac support.

- Analog-style input and output gain staging.

- Level control and workflow utility.

- Designed for mixing, mastering, and production workflows.