e-PIN Top Up is the most flexible option for adding a plan or minutes to your mobile account. You will receive an email with redemption instructions and an electronic PIN upon purchase. Use at your convenience or as a gift. Want Better Wireless? The Answer Is SIMPLE. SIMPLE Mobile Unlimited + 5 GB Hotspot Plan gives you unlimited talk text & data 5 GB of mobile hotspot plus international calling credit to 85+ destinations and international roaming.