Casinos Audit is an independent, free, and public database of online gambling sites and casino bonuses reviews. Our audits and reviews are straightforward and. Casinos Audit is an independent, free, and public database of online gambling sites and casino bonuses reviews. . Our audits and reviews are straightforward and. Our audits and reviews are straightforward and. Casinos Audit is an independent, free, and public database of online gambling sites and casino bonuses reviews.