Sun Palace Casino

Sun Palace Casino has been around since 2002, which puts it in rare company — most online casinos don’t last five years, let alone two decades. It’s run by the Mainstreet Vegas Group, an operator with a documented track record of paying players, and it offers a $20 free chip just for signing up plus a 150% deposit bonus up to $3,000. It’s not the flashiest casino on the market, but if you’re a US slot player who values reliability over bells and whistles, it’s worth a serious look.