What it means
Testnets let developers and users test transactions without using real mainnet funds.
Why it matters
Testnet assets usually have no real market value.
Related pages
Continue with Mainnet or return to the crypto glossary.
How to use this term
Use Testnet as a practical checkpoint when comparing exchanges, wallets, cards or on-chain tools.
What to check
Check how the term appears in fees, limits, account rules, wallet flows and risk notes before making a platform decision.