Gurunum is a new and improved tool that offers the advantage of knowing, from your list of contacts, which company you can call and if the contact is locally or not, this is to have more control of what you spend on calls and sms. Similarly, you can verify a number without having it registered in your own list.
Also you can define whether you as an user, have changed your telephone company (portability) for those who want to contact you can update their Gurunum's contact list.
When receiving a call, Gurunum shows you where is from and its carrier.
Gurunum allows you to filter the contacts by telephone companies registered.
Works with all fixed and mobile carriers in Mexico.
Use and Recommend Gurunum!