Audible Plus is $7.95/month and Audible Premium is $14.95 per month. You can compare the Audible plans here. Audible Plus and Audible Premium Plus have a 30-day free trial to most new members that come with one free credit to use on a title of your choice. And since Audible is an Amazon company, Prime members get two credits in their Audible trial as one of their perks. When your trial is over, you'll be automatically charged a monthly subscription fee. You can cancel anytime.