Recurring Billing V1.0 multi-platform compatible. Recurring Billing is the perfect billing solution for any company which needs to rebill customers on a regular basis. The program is the perfect choice for ISP's, Subscription sites, Membership sites or any other recurring service online. The script installs in under 5 minutes. Both Credit Cards and EChecks are processed. Compatible with Authorize.net and a free Merchat Account setup is provided for those that don't already have one. Bill 'em all and be done with it.