In a session
The real screen in a Pro Tools session: turning DRIVE and swapping parts. No sound. Filmed in the developer build of Pro Tools; support in release versions of Pro Tools follows signing.
Five drawers
TUBE, POWER, IRON, SOLID STATE and TAPE. Click one and the real screen changes.

Try the 14-day demo
Every feature, no account needed.
Download for MacBuy $49₩69,000 in Korea, tax included
Features
- 38 parts: tubes, power tubes, transformers, solid state and tape
- Run slots A and B in series or parallel, swap them, blend with BALANCE
- DRIVE, MIX and OUTPUT knobs
- VU meter with calibration (CAL −18 to −4 dBFS)
- 46 factory presets plus your own
- Changing presets leaves OUTPUT alone
- Resizable window
OKS and OKS Free
| OKS | OKS Free | |
|---|---|---|
| Parts | 38 | 5 |
| Slots | 2 (A, B) | 1 |
| Factory presets | 46 | 8 |
| Price | $49 (₩69,000 in Korea, tax included) | Free |
Technical specifications
- macOS 11 or later, Apple Silicon and Intel
- AU and VST3. AAX for Pro Tools follows once Avid's signing process is complete
- No iLok
- After you buy, use it on 2 computers
- Internet needed only when you first enter the key
- Windows follows after the Mac release
