What is Gymsim?
Gymsim is a global GSM Mobile Telecoms provider. Gymsim uniquely offers a special low cost “Roaming” service on a Pre-paid Sim card that is designed to be used when travelling globally Why Use Gymsim? To save money. Our rates for using your phone while travelling (roaming) are very low, much lower then other regular networks. Our rates can even be lower then using local country specific Sim cards for calling locally. This means that no matter where you travel in the world, you will be able to stay in contact with the outside world, and have one number where you can always be reached all at an affordable price.
