What it means
A copy of a blockchain for testing, where tokens have no real value.
Never buy testnet tokens: they're free and worth nothing.
How it works
Developers use testnets before putting code on mainnet.
Related terms
| Term | What it means |
|---|---|
| Mainnet | The live version of a blockchain, where tokens have real value, as opposed to a testnet used for trying things out. |
| Smart contract | A program that lives on a blockchain and runs exactly as written, holding and moving tokens by its own rules. |
This glossary explains terms in general. It isn't investment, tax or legal advice.