Many slot machines have 3 to 5 reels, occasionally 6 or even 7 (for example, Lucky 7 has only 3 reels and a selected line!). These money slots indicate a small number of payout lines, all to keep the game as simple as possible. However, this doesn’t mean that there aren’t more advanced machines available today. You will certainly come across more sophisticated machines, but many sevens are simple games that resemble the best, classic slot machines from Las Vegas. After just 3 spins, you will easily understand the game mechanics, how to place bets, and what kind of payouts to expect when you achieve a winning combination of symbols. So, is reducing RTP on online slot machines a thing?