Digital Suburban
Dexed
Free, open-source FM synthesizer plugin modeled closely on the Yamaha DX7.
VST3not supportedAUsupportedAAXnot supportedCLAPnot supportedWINsupportedMACsupportedLNXsupported
Checked September 2026
Dexed vs Omnisphere 3 (2026)
Dexed is best for musicians wanting free, accurate DX7-style FM synthesis and cartridge management; Omnisphere 3 is best for sound designers and composers wanting a massive, flagship-tier synth library and engine. Dexed starts at Free and Omnisphere 3 at $499 one-time.
FREE
Spectrasonics
Omnisphere 3
Flagship Spectrasonics synthesizer combining multiple synthesis types in one instrument.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supported
| Dexed | Omnisphere 3 | |
|---|---|---|
| Best for | musicians wanting free, accurate DX7-style FM synthesis and cartridge management | sound designers and composers wanting a massive, flagship-tier synth library and engine |
| Starting price | Free | $499 one-time |
| Free version | Yes | No |
| Free trial | — | — |
| Formats | VST, AU, LV2, Standalone | Standalone, VST3, VST2, AU, AAX |
| OS | Windows, macOS, Linux | Windows, macOS |
| Key features | FM synthesis modeled on the Yamaha DX7, DX7 MIDI cartridge librarian/manager, Multi-platform, multi-format plugin, GPLv3 open-source | Hybrid synthesis (sample + granular + FM), Massive built-in sound library, Hardware/software integration, Extensive modulation and effects |
| Developer | Digital Suburban | Spectrasonics |
Questions people ask
Dexed starts at Free; Omnisphere 3 starts at $499 one-time.
FM synthesis modeled on the Yamaha DX7, DX7 MIDI cartridge librarian/manager, Multi-platform, multi-format plugin, GPLv3 open-source.
Hybrid synthesis (sample + granular + FM), Massive built-in sound library, Hardware/software integration, Extensive modulation and effects.