North American (NTSC) version

Have Master Summon:
3009CE60 005A
3009CE61 00FF
8009CE62 FFFF


All of Cloud's limit breaks:
8009C75A 02DB
9009C774 C9FF


Quick limit break:
d00a1450 5e68
800AI450 00FF
DOOA1452 9422
800A1452 2402


Ultima weapon:
3009C754 000F
All codes above from JGBogle and require GameShark v2.2 .


99999999 AP after every battle:
8009D7DC E0FF
8009D7DE 05F5


99999999 EXP after every battle:
8009D7D8 E0FF
8009D7DA 05F5


All codes above from David Miller.
Have all key items:
800D2C8 FFFF
8009D2CA FFFF
8009D2CC FFFF
8009D2CE 0007


Note: This code may glitch the game.
All characters absorb all elemental damage:
8009D88E 01FF
8009DCCE 01FF
8009E10E 01FF


Information in this section was contributed by NONZEN.
Quick limit bar gain in battle:
D00A1450 5E68
800A1450 00FF
D00A1452 9422
800A1452 2402


Unlimited Gil:
8009D260 FFFF


Quick level gain:
8009D7D8 FFFF
Revive Aerith:


8009CBDE FF03
Turn off the GameShark before loading a saved game with this code. Empty the third slot of your party. Example: You are currently using Cloud as your first character, Tifa as your second character and Yuffie as your third character -- remove Yuffie. Turn on the GameShark. Note: This code is best used on Disc 3.
All codes above from KIT and Daniel Swan.


Unlimited HP:
8009C764 270F


Maximum HP:
8009C766 270F


Infinite MP:
8009C768 03E7


Maximum MP:
8009C76A 03E7


Maximum Strength/Attack:
3009C73A 00FF


Maximum Vitality/Defense:
3009C73B 00FF


Maximum Magic/Magic Attack:
3009C73C 00FF


Maximum Spirit/Magic Defense:
3009C73D 00FF


Maximum Dexterity:
3009C73E 00FF


Maximum Luck:
3009C73F 00FF


All Limit Attacks:
8009C75A 02DB


Information in this section was contributed by Bam Margera.
Official codes from InterAct.
Codes from Game Shark Users.
Codes from The Game Shark Code Creator's Club.
European and Australian (PAL) versions

The codes may cause the game to freeze at certain sections. If this happens, disable the codes until that section is passed.
Maximum time gauge:
8009D730 FFFF


Stop countdown to bomb:
8009D134 0258
Unlimited gil:
8009D12E 000F


Cloud has maximum limit battle gauge:
8009D730 FFFF


Cloud has maximum time battle gauge:
8009D732 FFFF


Cloud level at 99:
8009C604 6300
Cloud limit level at to 9:
8009C612 0009


Cloud maximum next level:
8009C624 3A00
Cloud maximum limit gauge:
8009C612 FF09


Cloud adds limit breaks:
8009C626 FFFF


Unlimited Hi-Potion:
8009CAAE C201


Unlimited X Potion:
8009CAB0 C202


Unlimited Turbo Ether:
8009CAB4 C204


Unlimited Mega Elixir:
8009CAB8 C206


Infinte Magic Source:
8009CB3E C249


Unlimited Phoenix Down:
8009CABA C207


Force Stealer:
8009C620 0007


Ultimate Weapon:
8009C620 000F


Power Soul:
8009C620 001C


Maximum Ray:
8009C620 002E


Gold Armlet:
8009C620 0600


Wizard Bracelet:
8009C620 0C00


Magic Shuriken:
8009C620 0061


Choco Bracelet:
8009C620 1F00


Protect Ring:
8009C622 001A


Talisman:
8009C622 0003


Tetra Elemental:
8009C622 0016


Amulet:
8009C622 0005


Protect Vest:
8009C622 0001


1st Option: Attack:
8009D764 0001


2nd Option: Magic:
8009D76A 0002


3rd Option: Item:
8009D776 0004


Unlimited Power Source:
8009CB3A C247


Unlimited Mind Source:
8009CB40 C24A


Unlimited Speed Source:
8009CB42 C24B


Unlimited Luck Source:
8009CB44 C24C


Save anywhere:
8009D172 0000
8009D45A 01BA
8009D4AE 7300


All codes above from gjewoi.
Unlimited Guard Source:
8009CB3C C248