How many movies have Ballu and Santhosh P. Jayakumar collaborated on?

They have worked on 4 movies together! Their first movie together was Iruttu Araiyil Murattu Kuthu (2018) while their highest rated movie together was Poikkal Kuthirai (2022). They have not worked together since Poikkal Kuthirai (2022). They are most known for their comedy films together.