Lightspeed Aviation App Support
For Zulu 4 Headsets
Here you can learn more about the Lightspeed Aviation App for iPhone and iPad, read frequently asked questions, and download the free app.
Lightspeed Aviation App FAQs
The app is available in the Apple App Store.
The Lightspeed Aviation App is not available for Android.
The Lightspeed Aviation App is only compatible with the Zulu 4. The FlightLink app will continue to work with your Zulu 3, Sierra, and Tango. And the Lightspeed App will continue to work with the Lightspeed Delta Zulu.
The Lightspeed Aviation App is compatible with Zulu 4.
No, but this is a limitation of Bluetooth, not the headset.
No, the Lightspeed Aviation App uses Bluetooth to transfer data and recordings.
Bluetooth, yes. Wired, no.
You will be notified on your device when updates are available for the headset and the Lightspeed Aviation App.
iPhone 8 and up with iOS 16.0 and newer, iPads after 2017, iPad Pro.
There is no cost for the Lightspeed Aviation App, download it for free from the Apple Store.
No, updates will be available to keep the app and your headset up to date, but there is no need to renew the Lightspeed Aviation App.

