The folks at SMThemes have a 4 level pricing grid as follows:
Basically you can download and use any of their themes for free, but you would still be forced to display their sponsored links. If you need a theme for one project only you can basically get it for a $28.95 fee with lifetime updates, but if you wish to use the themes for commercial purposes then you’ll be better at subscribing for their membership at $199 per year.
All themes from SMThemes include the following main features by default:
However if you’re looking for a better deal the following coupons will get you 30% off the yearly membership and reduce the pricing at $139.30: