Revolutionary Registration Software and Mobile App For Summer Camps Our solution has three robust platforms that all work seamlessly together unlike competitors who don’t offer an Employee Mobile App. FunJoin was designed with flexibility in mind, specifically for summer camp owners. Our scheduling tools allow you to run multiple programs at once, including customizable drop-in pricing options. This means you can create credit and package options that fit seamlessly with your offerings, whether they are hourly sessions or weekly/monthly programs. With FunJoin, you can easily tailor your offerings to meet the needs of your business and provide a seamless experience for your customers.