Just Platonic does not charge for membership, and donating is completely optional. But, donating to Just Platonic allows us to grow, and that means more features, more members, and more options for our subscribers! So please, consider donating. Any amount is appreciated and goes towards maintaining and improving the site! You have the option to make a one-time donation in any amount you wish (and you can donate as frequently as you like), or donate any amount you wish on a recurring monthly basis.