Make cheaper calls from your mobile using RebelSim Call Through

Pros:
Set it up and forget it approach for cheap international calls from mobile phones
Cheap
Will work with any phone that uses regular size SIM cards (the phone can be locked or unlocked, from anywhere in the world, on any carrier, etc)
Can be repurposed with 3 different firmwares ( one for call through, one for unlocking HTC phones, and the other a different approach for cheap mobile calls)
Simple to configure
Cons:
Latest firmware does not allow to use access numbers that require you to enter a PIN or ID number to use (though it can with firmware v2.1, which is to be released soon)
Can be a bit tricky to sandwich it with your existing SIM card and push into the SIM slot on some phones
Doesn’t work with micro SIM cards (won’t work with iPhone 4)

Guide on how not to get mobbed by the mobile networks while roaming and travelling to the World Cup

Over the next few weeks for the 2010 World Cup it’s been estimated that as many as 25,000 football fans from the England & 10′s of thousands from around the world will be going off to South Africa. The Rebel Simcard Team have made a guide  How Not to not get mobbed by Roaming Charges while travelling [...]

How Least Cost routing works for mobile phones and the kinds of technologies used.

SIM Application Toolkit (commonly referred to as STK) is a standard of the GSM/UMTS/CDMA system which enables the SIM to initiate actions which can be used for various value added services. The SIM Application Toolkit consists of a set of commands programmed into the SIM card which define how the SIM should interact directly with [...]

Automatically Least Cost Route high priced international calls from iphone 2G 3G 3GS through cheaper VOIP services using Rebel Simcard II Call control firmware v2 How To Demo

Automatic GSM diallers can be either be installed as software or as hardware. This Demo shows how to use the Rebel Sim II Dialler v2 firmware in iphone 3GS which is a Hardware based Automatic Least Cost Routing Dialling System. The hardware Rebel  sim II  dialler is a thin chip of a similar shape to a phone’s SIM [...]

Info About Application Development for STK Sim Tool Kit

The STK Sim Application Toolkit is a Universal Standard used to create applications that reside on network simcards. Normally it is not possible to load applications on to a network simcards and only the network can supply functions that use the STK. Solutions Point Limited Specialise in Sim Overlay technology which consists of a FPCB [...]

Rebel Sim II Dialer for GSM phones (Callback Service, Callthrough Service)

The Rebel Simcard Team are happy To announce the Availability of the Latest Call Routing Functionality for the Rebel Simcard II Users code named Rebellers. Rebel Sim II Firmware is Released With Call Control Functions. This Means if you have a Rebel Simcard II then you can program the rebel sim II with the new firmwares to [...]