The following are known Game Genie Codes for Final Fantasy III on Super Nintendo (SNES).

• D15C-78E5
  Start Terra With Man-Eater Equipped
• F65C-78E5
  Start Terra With Excalibur Equipped
• FC5C-78E5
  Start Terra With Illumina Equipped
• FA5C-78E5
  Start Terra With Atma Equipped
• 435C-78E5
  Start Terra With Tempest Equipped
• D35C-78E5
  Start Terra With Blizzard Equipped
• F75C-78E5
  Start Terra With Enhancer Equipped
• 9A58-7675
  Start Terra With Mythril Shield Equipped
• 9258-7675
  Start Terra With Gold Shield Equipped
• 1F58-7675
  Start Terra With Ice Shield Equipped
• 1D58-7675
  Start Terra With Fire Shield Equipped
• 1C58-7655
  Start Terra With Hairband Equipped
• 1B58-7655
  Start Terra With Leather Hat Equipped
• 5C58-7655
  Start Terra With Circlet Equipped
• 5B58-7655
  Start Terra With Mystery Veil Equipped
• 5658-7655
  Start Terra With Red Cap Equipped
• 6658-7685
  Start Terra With Silk Robe Equipped
• 6B58-7685
  Start Terra With Mythril Vest Equipped
• 6858-7685
  Start Terra With White Dress Equipped
• BC58-7685
  Start Terra With Genji Armor Equipped
• B058-7685
• 108C-EF03 + 108C-E4A3
  All Items in Shops Are Free (You must switch off this code to sell items for GP)
• DDA4-8767
  Party Always Has Sprint Shoes
• ED30-E944
  Using a Tonic Heals 240 HP
• 3CB8-5DAE
  Most Items Can Be Used Infinitely (This does not work in battle and you must switch this code off to exit the menu screen.)
• DD97-5FDA
  Party Always Has Economizer While Not in Battle (MP Cost 1)
• DD90-EFDB
  Party Always Has Economizer While in Battle (MP cost 1)
• D007-8DD7
  Party Always Has Super Spring Shoes
• CE17-77D6
  Spells Learned Faster
• AA23-54D8
  A Lot of EXP After Battle (Obtain Level 99)
• AA24-E7D8
  Get Items After Every Battle
• DC2C-E4D8
  Get the Maximum Amount of Gold
• D493-54D8
  Over 16,000 EXP Per Battle
• D793-54D8
  ~1,000,000 EXP Per Battle.
• AA6C-EF08
  Party Always Has Sprint Shoes
• AAD8-EF08
  All Party Members Float, Are Affected By Stop and Have Reflect in Battles
• DD27-E7DB
  Everyone Has Hidden Gold Hairpin (In Battle Only)
• DD20-EFDB
  Everyone Has Hidden Econimizer (In Battle Only)
• DD27-5FDA
  Everyone Has Hidden Econimizer (Out of Battle Only)
• DD20-5DDA
  Everyone Has Hidden Golden Hairpin (Out of Battle Only)
• D0A7-8DD7
  Super Sprint Shoes in Effect (Only works With Sprint Shoes equipped or with an “Always Have Sprint Shoes” code in effect.)
• AA95-EFA8
  Randomly Selects Number of Items Gained after a Battle
• ED3B-E5C4
  Using a Tincture Heals 240 MP
• DFD8-EF68
  All Party Members Have Float
• D6D8-EF68
  All Party Members Have Haste
• D8D8-EF68
  All Party Members Have Haste, Float and Regen
• D4D8-EF68
  All Party Members Have Reflect
• D7D8-EF68
  All Party Members Have Regen
• DBD8-EF68
  All Party Members Have Haste and Float
• DCD8-EF68
  All Party Members Haste and Regen
• 3DD8-EF68
  All Party Members Have Float and Safe
• BDD8-EFD8
  All Party Members have Reflect and Stop
• AADB-EDA8
  All Party Members Have Increased HP & MP
• AADC-EDA8
  All Party Members Have Hidden Moogle Charm
• D762-EF68
  Vigor, Speed, Stamina and MagPwr Becomes 255
• EEDB-EDA8
  HP / MP Becomes 9,999 / 999 Respectively
• CE37-77D6
  Spells Are Learned at a Rate of 10%
• EE37-7DD6
  All Spells Are Learned After 1 Battle With Any Esper (Note the game may appear to freeze, but it will become playable after some time.)
• EE39-7DD6
  Learn All Spells of Equipped Esper After 1 Battle
• AA90-74DD
  Walk Through Some Walls
• 3B24-0703 + EE39-076E + 3C39-DEA7
  Multiply GP and EXP By 1,000 After a Battle
• AA94-E7D8 + AA94-EF08 + AA94-E4D8 + D794-E708
  Get Paladin Shields, Offerings, Gem Boxes, Econimizers and Other Items from Battles
• 4DBE-8C88 + 3DB0-EC78
  Faster Left / Right Movement on World Map
• 4DBB-EB88 + 3DB3-E6E8
  Faster Up / Down Movement on World Map
• AA9B-E768 + AA9B-E708 + AA9B-E7D8 + AA9B-E7A8
  Switch Characters After a Battle