FINAL FANTASY VII INTERNACIONAL
First Release: The first version was the Japanese release. This version was slightly rushed so there are some bugs and missing things.
Second Release: The second was the US release, where they added and tweaked many things. These include adding:
-Underwater materia
-Guide Book, Desert Rose, Earth Harp items
-Rising Sun weapon (for Yuffie)
-Diamond, Emerald, and Ruby Weapons bosses
-1+ minute of Extra FMV sequence of the Weapons bosses
-Extra scene about Cloud's and Zack's past
-Tweaks to the difficulty, Materia management system, mini-games, exit arrows, and naming system.
Third Version, International: And the final third version is Final Fantasy 7 International. This was basically the US version, but re-released in Japan with an extra 4th bonus disc.
The 4th disc is called Perfect Guide. It is basically a digital encyclopedia for FF7. It contains:
-Entire world map and all the rendered screens
-Stats and pictures of every item, weapon, protector, accessory, and materia in the game
-Full bestiary of every enemy in the game, complete with stats and weaknesses.
-FMV clips of all the character's limit breaks and monster summons
-Special 3D model viewer that lets you view the polygon models for the vehicles in the game (Highwind, Daytona, Sub, etc.)
-Special CG Gallery for the main characters
-Behind-the-scenes look at the making of FF7 with concept sketches, early gameplay, background designs, imageboards, and a special video.