Yes. Participants can sign your smart waiver on an iPhone, iPad (4th generation or higher recommended), Android phones and tablets.
Using a mobile device with Smartwaiver allows your participants to present a QR code for easy check-in using a 2D barcode scanner at your location. The QR code can automatically be added to your participant's confirmation email following their online completion of your smart waiver.
Below is a mobile image of QR Code in confirmation email: