"Okey Dokey" is a colloquial phrase that is commonly used as an affirmative response to a statement or request. However, there are several equivalent phrases that can be used instead of "okey dokey". Some common synonyms for "okey dokey" include "alrighty then", "very well", "sure thing", "you got it", "no problem", "understood", "roger that", "okay", and "affirmative". These words can be used interchangeably to indicate agreement, acceptance, or understanding in informal and casual conversations. Therefore, if you are looking for an alternative phrase to "okey dokey", you can choose from the above list to convey the same meaning.