Massive Sale on the US Square Enix store right now too many to list here but
FF7-8 are £3.06
FF11 Ultimate Collectors £7.64
STEAM keys for most games CHECK THE PAGE BEFORE BUYING. They don't check address I used a UK address and put Florida and US. You can pay via paypal so no CC needed.
I bought FF3,4 and XIII and got steam keys that worked fine for all 3.