Please select from one of the following tools:
The goodybag calculator can help you to work out which giffgaff tariff is best for you.
The data estimator is aimed at those who aren't familiar with what a MB of data is but still want to use mobile internet.
The number cost tool finds the charge to call or text any UK telephone number using giffgaff.
The call cost calculator works out how much a call to an 084, 087, 090, 091, 098 or 118 number will cost you on any network (default giffgaff).
The compare cost tool lets you compare the cost of calling 084 and 087 numbers with the cost of calling 03 and 080 numbers on any network (default giffgaff).