Gay Mobile is, as the name is likely going to let you in on, a Tumblr blog that devotes itself to the mobile side of gay porn. That's right - no matter where you are in the world, if you have a mobile phone with an active Internet connection, you can get a convenient dose of fucking and sucking by heading on over to GayMobile.Tumblr.com.
The site updates on a daily basis with at least three or so videos - as you would expect from Tumblr, the main motivation here is to make the scenes as amateur as possible. You're not going to get professional scenes, but mainly a look at what happens when dudes from around the world decide to share their fucking on the Internet.
So yeah, if you ever get stuck looking for gay videos on your mobile and want a bastion that's devoted to nothing but it, check out Gay Mobile on Tumblr.