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Ethereum and Layer 2 Networks Accounted for 72% of App Fees in November 2021
Six chains had a real app economy in November 2021; the active-chain count stood at 16 in November 2026.

Ethereum and its Layer 2 networks accounted for 72% of crypto app-economy fees in November 2021, when six chains had a real app economy, as the active-chain count later reached 16 in November 2026.
Ethereum is a blockchain network that supports smart contracts and decentralized applications. Its Layer 2 networks were included in the 2021 fee share.
The active-chain count for the app economy stood at 16 in November 2026.