A lot of depends from the project. Now gaming NFT projects attract a lot of attention and their airdrops are very popular. Just see the results of this airdrop
https://twitter.com/spacegrime/status/1396545308809601025 and you can see how popular gaming airdrops and how many users they have.
In ordinary games on airdrops, you can get in-game values that can not be exchanged for real money, and in crypto airdrops, tokens are distributed that can be exchanged for real money.
In airdrops in games with NFT, the main thing is that the NFS received in games can be sold, exchanged for real money and earn real money, and not just spent on in-game values.