No, currently all Apogee FX plugins are Mac and Windows 10 compatible only.
All third party audio unit plugins for iOS devices require them being downloaded from the app store directly.
As our FX plugins are not available from the app store currently this cannot be manually added and used with iOS devices at this time.
For Symphony Desktop connected to an iOS device, you are only able to use the Apogee plugins that run on the Symphony Desktop directly.
Here's a video guide on using this ECS channel strip plugin on Symphony Desktop.
All other FX plugins for Symphony Desktop will be used natively in your DAW on Mac or Windows 10 at this time.