What is a crypto airdrop?

A crypto airdrop is a free distribution of tokens to a large number of wallets. A project decides who qualifies, then sends the tokens or lets eligible people claim them. Recipients pay nothing for the tokens themselves, though claiming usually costs a network fee.

Why do projects give tokens away?

The first reason is to reward the people who used a service before it had a token. The best-known example came in September 2020, when the trading app Uniswap gave 400 of its new UNI tokens to every wallet that had used it.

The second is to spread ownership widely. Projects that plan to be run by token-holder votes, through a structure called a DAO, need the tokens in many hands.

The third is marketing. Critics say many airdrops are mainly publicity, and that prices often fall as recipients sell what they were given.

How does an airdrop work?

Most airdrops rely on a snapshot, a record of the blockchain at a chosen moment. The project applies its rules to that record, for example every address that made a trade, held a certain token or used a network before the snapshot date. Eligible users then visit the project's site, connect a crypto wallet and sign a transaction to claim.

Some people use new services purely in the hope of qualifying later, a practice called airdrop farming. Farmers often run many wallets to collect multiple shares, and projects try to filter them out. Farming costs fees and time, and many hoped-for airdrops never happen.

How do airdrop scams work?

Scammers imitate real airdrops because people expect to connect a wallet and sign something. The usual patterns are:

• A fake claim page that asks the visitor to approve a transaction, which hands control of the wallet's assets to a thief. See phishing and wallet drainers.
• Unrequested tokens that appear in a wallet with a web address in the name. The site it points to is a trap.
• Any request for a seed phrase. A real airdrop never needs it.

Genuine projects announce airdrops through their official channels, and a claim never requires sending money first.

Are airdrops taxed or regulated?

In the United States, the IRS treats digital assets as property. Its published guidance says that a person who receives new cryptocurrency from an airdrop following a hard fork has ordinary income equal to the tokens' fair market value at the time they gain control of them. Tax advisers generally apply the same logic to other airdrops.

On the securities side, a joint SEC and CFTC interpretation in March 2026 said that giving away a non-security crypto asset for nothing in return generally does not amount to a sale of securities.

Tax and securities rules differ by country and state and change over time. Readers should check the official source or a qualified professional for their own situation.