Yes, there are some NFT games that are free to play. These games may offer in-game items or other rewards that can be earned through gameplay or by completing tasks, or they may allow players to buy and sell NFTs using real or virtual currency.
Here are a few examples of NFT games that are free to play:
CryptoSpaceX: Players can collect and trade virtual spaceships and other items in a blockchain-based space exploration game.
Cryptovoxels: Players can buy, build, and sell virtual real estate in a blockchain-based virtual world.
Axie Infinity: Players can breed, collect, and battle creatures called Axies.
Cryptocurrency Collectible Card Game: Players can collect and trade unique digital cards featuring cryptocurrency-themed artwork.
CryptoKitties: Players can breed, collect, and trade unique digital cats.
Keep in mind that while these games are free to play, they may offer in-game purchases or other ways to spend real or virtual currency. Additionally, the success of an NFT created from a game is dependent on many factors, including the popularity of the game and the demand for the specific NFT. There is no guarantee that you will be able to earn money from playing free NFT games.