From IdleOn MMO Wiki

What Froge is used in
Name Quantity Type
Dementia Helmet.png Dementia Helmet5 kSmithing
Small Critter Pouch.png Small Critter Pouch200Smithing
OrangeBubble11.png Brittley SpearsLotsAlchemy Bubble More Info.
Construction Table.png Fireball Lobber Bonus Levels373.5 MBonus Levels  More Info.
Construction Table.png Talent Book Library Bonus Levels14.1 BBonus Levels  More Info.
Construction Table.png Talent Book LibraryConstruction
Salt Lick.png Salt Lick20 kConstruction
Construction Table.png Fireball LobberConstruction
Lord of the Hunt.gif Frogecoin to the MOON! 100Quests
Detailed Drop Details for Froge
Source Chance Quantity
Chillsnap Bronze Chest 1.66666666666671 in 1.67