Alcalus baluensis is a species of frog in the family Ceratobatrachidae.

It was placed in the family Dicroglossidae before being transferred to Ceratobatrachidae in 2015.

[2][3] Alcalus baluensis are small but stocky frogs.

[4] Its natural habitats are lowland and mid-elevation primary rainforests.

It occurs on the forest floor in leaf litter and along stream banks.