-T-mobile Germany 4s Supported
-minor fix for 2G card support
Austria ,Telenor Serbia carrier simcard supported and more..

X-SIM 4.17 released

-More 2G and 3G+ SIM card supported
-Stk Menu Fix in some 4s cariers

X-sim 4.16ph Released

-Fido Canada iOS6 Now Supported
– modified phone algorithm for gsm+ 3g+ wcdma cards
– Most of the 2g cards supported in this version too
– added alarm on sim card compatibility ( more ring means simcard not supported )

Big Thanks to Scuot of Cebu for Test Unit