The latest info on Gol Airlines mobile apps
Gol Airlines provides an iOS app that is compatible with iPhone, iPod, and iPad.
For Gol Airlines Smiles Program members, you'll be able to manage your account from the app, though using their website will no doubt provide more functionality
Gol Airlines has an Android app that works with most Android tablets, phones, and some Android Wear devices. Perhaps standard practice these days, the Android app offers the same functionality as the iOS app from Gol Airlines.
If you're just looking for their mobile site, you can head on over to http://www.voegol.com.br on your mobile device.