A+ Rank in Frogger Advance: The Great Quest, affects the ending and add a bonus at the end. It is evaluated after three criteria: if the player collects a certain amount of coins by world, a certain number of gems, and if he losts any lives.
River Town
Gems: 9
Coins: 300
Lives: 0 lives lost
Fairy Town
Gems: 9
Coins: 300
Lives: 0 lives lost
Castle Starkeinstein
Gems: 9
Coins: 300
Lives: 0 lives lost
Castle Joy
Gems: 9
Coins: 300
Lives: 0 lives lost