Bitcoin Billionaire is a casual game in the clicker genre where you just have to repeatedly tap the screen to get bitcoins. They aren't real bitcoins, of course, just fake bitcoins that exist only inside the game.
The gameplay, as in all titles in this genre, is pretty simple. Just tap the screen repeatedly to get more bitcoins. As soon as you start unlocking new upgrades with your bitcoins, you can start mining them without having to touch the screen, so you get them faster and faster.
The final goal of the game is to get the most spectacular room possible, unlock the craziest upgrades, and make yourself a Bitcoin billionaire. Fortunately, the game has a lot of variety. You can customize your avatar by choosing lots of different hair styles, t-shirts, glasses, facial hair, hats, etc. Apart from that, you can also customize your room with dozens of interesting items.
Bitcoin Billionaire is one of those simple games that for some reason still manages to hook you. Its excellent pixelated graphics make playing it a true delight.