Plugin comparison
Specs, price and the Dubspot Score, side by side — with our verdict on which instrument to buy.
Independent score / workflow fit / buying signal
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Contenders
GForce M-Tron Select 2 is a free, curated Mellotron M400 instrument drawn from the M-Tron Pro library, with the core choirs, strings, flutes, and brass plus new onboard effects.
DSP Bricks Optigan is a software recreation of the 1971 Mattel optical organ, with all 40 program discs, 3 prototype discs, DAW sync, chord detection and spring reverb.
Technical matrix
| Signal | GForce M-Tron Select 2 | Optigan |
|---|---|---|
| Price | Free | $49 (€49) |
| Dubspot Score | — | — |
| Formats | Standalone, AU, AAX, VST2, VST3 | Standalone, VST3, AU, AAX |
| Type | Mellotron M400 instrument | — |
| Developer | GForce Software | DSP Bricks |
| Sounds | Curated M400 essentials (choirs, strings, flutes, brass) | — |
| Layers | A and B with single Level, Pitch, Tone | — |
| Effects | New onboard effects | Spring reverb emulation |
| Systems | macOS 10.15+, Windows 7+ | macOS 10.13+ (Apple Silicon native), Windows 10 (1607+)/11, 2 GB RAM |
| Models | — | 1971 Mattel Optigan optical organ |
| Content | — | 40 program discs, 3 prototype discs, multiple revisions for 15 discs |
| Playback | — | Original speed-to-pitch link, upside-down disc loading, Panoptigon disc support |
| Sync | — | DAW tempo sync, Flex pitch and tempo decoupling |
| Control | — | Chord detection, computer-keyboard modes, MIDI in and out |
| Formats | — | Standalone, VST3, AU, AAX |
| Licence | — | Single purchase, lifetime licence, 2 activations, free trial |
See the full plugin database for more comparisons.