APN switcher is a simple widget can be activated quickly with a single click (or disable), the data connection is (3G/EDGE/GPRS). It is also able to fast toggle with 3g/2g.
(tested with 4.0.3 and 1.6).(apn switcher, apn, apndroid, data enable, 3G/EDGE/GPRS, apn switch, 3g/2g)
Size: 100k; Requires Android : 3 and up. pname=com.magicking.apnswitcher .apk