Web3 social app

Farcaster

Decentralized social protocol where accounts are onchain and posts are stored on a peer-to-peer network.

No project pays to be listed. How we rank

Facts checked Sep 26, 2026

Farcaster key facts

CategoryWeb3 social app
ChainsEthereum addresses; accounts registered onchain
PlatformsWeb, iOS, Android, API
CustodySelf-custody
Fees$7 per storage unit per year
Open sourceYes (Snapchain)
About

What is Farcaster?

Farcaster is a decentralized social protocol where any Ethereum address can register an account and publish posts called casts. Accounts pay $7 for a yearly storage unit that holds up to 5,000 casts. Its Snapchain node software is open source on GitHub.

Farcaster usage

Fees paid, 24h$4,457
Fees paid, 30d$378,686
Chains7

From DefiLlama (fees users paid), updated Sep 26, 2026.

Web3 social appSelf-custodyWebiOSAndroidAPI

Farcaster pros and cons

Pros
  • Accounts move between apps without losing followers or posts
  • Snapchain node code is public on GitHub
  • Free offchain usernames are available
Cons
  • Storage costs $7 per unit per year, and old casts are pruned past 5,000
  • Free fnames can be revoked by Farcaster at any time
  • Messages can be lost if storage expires past the 30-day grace period

Farcaster FAQ

What is Farcaster?

Farcaster is a decentralized social protocol where any Ethereum address can register an account and publish posts called casts. Accounts pay $7 for a yearly storage unit that holds up to 5,000 casts. Its Snapchain node software is open source on GitHub.

Which chains does Farcaster support?

Ethereum addresses; accounts registered onchain.

How much does Farcaster cost?

$7 per storage unit per year, according to Farcaster’s own page (checked Sep 26, 2026).

How much do users pay Farcaster in fees?

$378,686 over the last 30 days, according to DefiLlama on Sep 26, 2026.

Does Farcaster hold my funds?

No. Farcaster is self-custody: you keep your funds in your own wallet and sign each transaction.

Sources

  1. Farcaster: official site
  2. Farcaster Docs: Messages
  3. GitHub: farcasterxyz/snapchain
  4. DefiLlama

How this page works

Sources: Farcaster: official site, Farcaster Docs: Messages, GitHub: farcasterxyz/snapchain. Data as of Sep 26, 2026.

How we review

Not affiliated with any project listed. Educational content, not financial advice.