If you are researching Irish Ancestors then you may have been to this site before . The good news is that the information for Wills has been greatly improved. Now a fully search able index to the Will Calender entries of Armagh, Belfast and Londonderry is available online for free.
The database covers 1858-1914 and 1922-1945. Digitised images of entries for the period 1858 1900 are also online and are free to view.