Go to https://members.mobilebeat.com to set up a new account and get your free subscription. MB is a long time running magazine started in the early 90's. They recently released issue 101. There are no strings attached.

Is it you get a second year free when you sign up and buy the first year?

Nope, you just new subscribers get 3 free issues. You just need to sign up on their site, then click on the subscription link, and put in the coupon code in the first post and you are automatically signed up for three free issues.