You should keep three to five African dwarf frogs together. African dwarf frogs are social creatures and do best in small groups of 3 to 5 frogs. Make sure not to overcrowd their tank. As a general rule, an African dwarf frog requires at least 2 gallons of water in the tank.
Aside from other frogs, African dwarf frogs also love living with other aquatic creatures, such as fish and snails. As long as they’re peaceful and not too small, they can cohabit peacefully with African dwarf frogs.
Here are some excellent tankmates for African dwarf frogs: