Here are improv theatres in Atlanta that offer free previews. It can be beneficial to preview an improv class to see if the class is right for you before signing up.
Highwire Comedy Co.
Highwire Comedy Co. offers free preview workshops to to introduce new students to their improv classes. These workshops replicate the exact feel of their level one class so that new students can safely determine if the classes are a good fit. Expect to play mostly fun group games and exercises in a safe, supportive and fun environment. They also have a volunteer program to earn free classes.
Dad’s Garage presents free previews of their improv classes. They also offer class credit for volunteering on the lobby staff for shows. It’s a fun way to see shows for free and hang out with the whole Dad’s Garage family.