The Speak embeddable audio and video recorder has been built to be compatible as listed below:
Microsoft Edge 12+
Google Chrome 28+
Mozilla Firefox 22+
Safari 11+ (Audio only)
Google Chrome 28+ (enabled by default since 29)
Mozilla Firefox 24+
Opera Mobile 12+
MobileSafari/WebKit (iOS 11+) (Audio only)
Besides those compatibility requirements, we see some edge cases on old devices and browsers; we do our absolute best.
If you have any problems, send us a note, and we will identify ways to correct any errors for you!