1inch is giving free token them who traded before 24/12/2020. If you did any trade before in that day you can check your wallet by login 1inch exchange. If you are eligible to claim free 1inch token it will appear.
That's not really accurate
1inch exchanges giving free airdrop for all wallet registered not traded before 24/12/2020. And it must need to meet at least 1 requirement to get the airdrop :
Quote
1. At least one trade before Sept 15 2. At least 4 trades in total 3. At least $20 in total volume