What is an Airdrop?

By Tayler McCracken

Last Updated: Mar 7, 2025

Co-author

By Sam Cooling

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Crypto is a high-risk asset class. This article is provided for informational purposes and does not constitute investment advice. You could lose all of your capital. 99Bitcoins may receive advertising commissions for visits to a suggested operator through our affiliate links, at no added cost to you. All our recommendations follow a thorough review process.
What are Crypto Airdrops?
Disclaimer Icon
Disclaimer
Crypto is a high-risk asset class. This article is provided for informational purposes and does not constitute investment advice. You could lose all of your capital. 99Bitcoins may receive advertising commissions for visits to a suggested operator through our affiliate links, at no added cost to you. All our recommendations follow a thorough review process.

Airdrops are a popular marketing strategy in the cryptocurrency world and a common method used to bootstrap projects by onboarding users. Airdrops involve distributing free tokens or digital assets to users, aiming to promote awareness, reward loyalty, or encourage participation in blockchain ecosystems.

What are Crypto Airdrops?

Crypto airdrops are innovative marketing tools used by blockchain projects to distribute free tokens or digital assets directly to users’ wallets. This strategy serves multiple purposes, including raising awareness, building community, fostering participation, and ensuring wide token distribution to enhance decentralization and market liquidity.

Crypto Airdrop
Image Source: Shutterstock

While airdrops can be an exciting opportunity for crypto enthusiasts to acquire new assets for free, it’s always a good idea to approach them with caution and a healthy dose of skepticism. Scammers sometimes exploit the concept by offering fake airdrops to steal personal information or private keys, so be sure to verify the authenticity of any airdrop before engaging.

How Airdrops Work

Participants typically qualify for airdrops by meeting specific criteria, such as holding a particular cryptocurrency, conducting transactions on the blockchain network, signing up for newsletters, or completing promotional tasks like sharing posts or joining online communities.

Here is a look at some of the biggest airdrops of all time:

Biggest Airdrops
Image Source: Bitget

Some projects employ “snapshot-based” airdrops, distributing tokens based on users’ wallet balances or activity at a predetermined time. This method rewards existing supporters and encourages long-term holding. To receive airdropped tokens, users must have a compatible crypto wallet address, which the project uses to send the free assets directly to qualified participants.

Types of Cryptocurrency Airdrops

Cryptocurrency projects employ various airdrop strategies to achieve their distribution goals. Standard airdrops are the most common, offering tokens to users who meet basic requirements like signing up for a newsletter or following social media accounts. Exclusive airdrops target loyal supporters or early adopters, rewarding them for their continued engagement. Bounty airdrops incentivize users to complete specific promotional tasks, such as creating content or referring new participants. Some projects also conduct holder airdrops, distributing tokens to individuals already holding a particular cryptocurrency in their wallets. Crypto presales airdrops have also become popular where projects airdrop tokens before they hit major exchanges. These diverse airdrop types allow projects to tailor their token distribution approach to best suit their marketing objectives and community-building efforts.

How To Do an Airdrop

Performing a successful airdrop campaign requires careful planning and implementation. Projects looking to distribute tokens through an airdrop typically follow these essential steps:

Step 1: Set Eligibility Criteria

The first step in any airdrop campaign is establishing clear eligibility requirements. Projects must determine who qualifies to receive tokens based on specific criteria:

  1. Token Holdings: Some airdrops exclusively target holders of particular cryptocurrencies, requiring participants to maintain a minimum balance in their wallets.
  2. Task Completion: Many projects require users to complete promotional activities such as following social media accounts, sharing posts, joining Telegram groups, or participating in community forums.
  3. KYC Verification: Certain airdrops require Know Your Customer (KYC) verification, requiring participants to provide identification documents and proof of address to ensure regulatory compliance.
  4. Early Adoption: Projects often reward users who have previously engaged with their platform or tested their services.
  5. Whitelist Registration: Pre-airdrop sign-ups allow interested participants to register their interest, increasing their chances of selection.

Step 2: Take a Snapshot

After establishing eligibility criteria, projects capture a blockchain snapshot, which is a digital record of the network’s state at a specific moment:

Snapshot Definition: A snapshot is essentially a digital photograph of a blockchain at a particular time, containing critical information about token holders, balances, and addresses.

Types of Snapshots: Projects may employ different snapshot methods depending on their distribution goals:

  • Simple snapshots capture the blockchain state at a single moment
  • Weighted snapshots distribute tokens proportionally based on users’ holdings
  • Multiple time snapshots take several records over consecutive periods

This process validates eligibility, ensures fair distribution, prevents manipulation, promotes transparency, and builds community trust.

Step 3: Distribute Tokens

Once eligibility is confirmed through the snapshot, projects proceed with token distribution:

  • Smart Contract Deployment: Many projects use smart contracts that automatically distribute tokens to eligible wallets based on predetermined criteria.
  • ERC-20 Distribution: For Ethereum-based tokens, projects often utilize specialized tools to facilitate the multi-sending of tokens to numerous recipients simultaneously, making the process more efficient and cost-effective.
  • Gas Fee Consideration: Projects must account for transaction fees when distributing tokens across blockchain networks.
  • Distribution Verification: After sending tokens, projects should verify that all eligible participants received their allocated amounts.

Step 4: Promote the Airdrop

Effective promotion will help maximize participation and build awareness:

  • Multi-Channel Approach: Successful airdrops utilize various platforms, including Twitter, Facebook, Reddit, Telegram, and Discord to reach potential participants.
  • Influencer Partnerships: Collaborating with crypto influencers, bloggers, and content creators helps extend reach and build credibility for the airdrop campaign.
  • Airdrop Listing Platforms: Submitting the airdrop to specialized platforms like Airdrop Alert attracts users actively seeking new opportunities.
  • Email Marketing: Regular newsletters keep participants informed about the airdrop’s progress and important updates.
  • Content Creation: Developing educational content about the project and its airdrop helps attract interested participants and explain the benefits of participation.
  • Community Engagement: Responding to inquiries, conducting Q&A sessions, and fostering interaction throughout the campaign builds trust and enthusiasm.

Having a well-laid out strategy can help crypto projects execute airdrops that not only distribute tokens effectively but also build community, generate awareness, and create momentum for their projects.

Airdrop Safety Tips

Participating in crypto airdrops has been a popular pastime for crypto enthusiasts and can be quite lucrative, but for every legitimate airdrop, there are dozens of scam airdrops being promoted. Here are some essential airdrop safety tips to follow:

  1. Verify authenticity: Always double-check the legitimacy of an airdrop campaign before participating. Visit the official project website and verified social media channels to confirm details. Be wary of relying solely on third-party announcements.
  2. Never share private keys: Your wallet’s private keys and seed phrases are highly sensitive information. No legitimate airdrop will ever request these details. If an airdrop asks for this information, it’s a clear sign of a scam.
  3. Use separate wallets: Consider creating a dedicated wallet specifically for airdrop participation. This strategy minimizes risk to your primary funds if you encounter a scam. A popular strategy is for crypto holders to have one wallet for long-term holding where they keep the majority of their crypto and a high-risk wallet where they keep minimal funds, only holding enough to qualify for airdrops. This way, if a wallet gets compromised, the user is only risking a small fraction of their crypto holdings.
  4. Avoid upfront payments: Legitimate airdrops are free and never require payment to participate. If a campaign asks you to send crypto or pay a fee to “unlock” tokens, it’s likely fraudulent.
  5. Be cautious of unsolicited messages: Scammers often use unsolicited emails, social media posts, or direct messages to spread phishing links. Verify any airdrop information through official project channels.
  6. Research thoroughly: Before participating, conduct extensive research on the project offering the airdrop. Look into the team, past ventures, and community feedback. Legitimate projects are typically transparent about their goals and team members.
  7. Use security software: If you need to download any files related to an airdrop, use reliable antivirus and anti-malware tools to scan for potential threats.
  8. Check for SSL certificates: Ensure that any website you visit for airdrop participation has a valid SSL certificate (indicated by “https” in the URL). This helps protect against phishing attempts.
  9. Trust your instincts: If an airdrop offer seems too good to be true or uses high-pressure tactics to create urgency, it’s best to err on the side of caution. Take time to verify details rather than rushing into potentially risky situations.
  10. Review wallet permissions: After participating in an airdrop, review your wallet permissions to ensure you haven’t unknowingly granted malicious access to your funds.
What is an Airdrop
Image Source: Shutterstock

By following these safety tips, you can significantly reduce the risk of falling victim to airdrop scams while still enjoying the potential benefits of legitimate token distributions. Remember, continuous education and vigilance are key to safely navigating the cryptocurrency landscape.

What is an Airdrop: Conclusion

Cryptocurrency airdrops offer a unique opportunity for projects to engage with potential users and distribute tokens in a decentralized manner. By understanding the different types of airdrops and taking necessary safety precautions, participants can navigate the world of airdrops effectively while minimizing their risk. While airdrops can provide access to innovative blockchain projects and potentially valuable assets, remember to remain cautious and educated about the risks involved.

Airdrop FAQs

What is an Airdrop in Crypto?

How to Receive an Airdrop

References:

Coinbase. “What Is a Crypto Airdrop?” Coinbase, https://www.coinbase.com/en-pt/learn/crypto-basics/what-is-a-crypto-airdrop.

“Airdrop (Cryptocurrency).” Wikipedia: The Free Encyclopedia, Wikimedia Foundation, https://en.wikipedia.org/wiki/Airdrop_(cryptocurrency).

“What Are Crypto Airdrop Scams and How to Avoid Them.” Crypto.com University, Crypto.com, https://crypto.com/en/university/what-are-crypto-airdrop-scams-and-how-to-avoid-them.https://crypto.com/en/university/what-are-crypto-airdrop-scams-and-how-to-avoid-them.

“How to Be Eligible for Crypto Airdrops: A Comprehensive Guide.” Vocal Media, https://vocal.media/education/how-to-be-eligible-for-crypto-airdrops-a-comprehensive-guide

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Tayler McCracken
Tayler McCracken
Head of Content

Tayler has over 7 years of working as a writer, analyst, researcher, and editor across the cryptocurrency and traditional financial industries. Prior to his journey into crypto, Tayler was a Financial Advisor for Canada's largest bank and studied at Athabasca... Read More

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