Easy as pie is a common idiom used to describe something that is very simple to do or accomplish. However, there are several other phrases that can be used as synonyms for this expression. Some of these include "a piece of cake," "child's play," "breeze," "simple as ABC," "effortless," and "uncomplicated." All of these phrases convey the same sense of ease and simplicity as "easy as pie," and can be used interchangeably in everyday conversation to describe tasks or activities that are uncomplicated or require minimal effort. So, next time you're looking to describe something as easy, consider using one of these handy synonyms instead of the tried and true "easy as pie".