Thanks! We're still having trouble deciding how to monetize exactly. We were initially thinking $4.99 on Mac. But now we're thinking maybe freemium and you can

Thanks! We're still having trouble deciding how to monetize exactly. We were initially thinking $4.99 on Mac. But now we're thinking maybe freemium and you can buy the remaining levels after you've completed the first 9 (for still a few dollars on Mac). What do you think?