Gundam Seed Destiny Codes -

Freedom Gundam:
Successfully complete time trial mode in less than ten minutes.

Gundam Astray Gold Frame Amatu Mina Custom:
Defeat Gundam Astray Gold Frame Amatu Mina Custom under the very hard difficulty setting.

Gundam Astray Red Frame:
Defeat Gundam Astray Red Frame when it appears randomly under the normal or greater difficulty setting.

Providence Gundam:
Defeat Providence Gundam under the hard difficulty setting.

Savior Gundam:
Buy all the other Mobile Suits at the shop to have Savior Gundam available for purchase for 2,500 points.

Mini-game:
Complete the main mode mission, then repeatedly tap during the credits until numbers begin to appear in the lower right corner. You will get extra shop points the higher this number becomes.

Very Hard mode:
Successfully complete Hard mode to unlock the Very Hard Mode available for purchase for 1,000 points.

Secret shop:
Repeatedly enter and exit the shop until its background becomes purple. Azrael will replace Cagalli and Lacus as the shopkeeper, and will have unusual items for sale, including the unlockable Mechs for 10,000 points.