Mixing Station Si allows you to remote control Si Performer/Expression/Impact mixers from Soundcraft.

Features:
- Level timeline for gate and dynamics (pro version)
- Peak hold for all meters with changeable hold time (pro version)
- Peq preview in channel strip (pro version)
- High contrast mode for outdoor usage (pro version)
- Popgroups (pro version)
- Unlimited DCA groups (IDCAs)
- Customizable layer / layouts /
- Up to 32 channels visible channels per layer
- Runs on smartphones and tablets
- Direct email support

Limitations:
See https://dev-core.org/ms-docs/soundcraft/si-performer/

Compatible mixer:
- Si Performer 1-3 (Firmware >= 1.8)
- Si Expression 1-3
- Si Impact