> For the complete documentation index, see [llms.txt](https://docs.unisat.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.unisat.io/developer-support/open-api-documentation/unisat-wallet/supported-chains.md).

# Supported Chains

UniSat Wallet currently supports the following chain types, which can be obtained through `unisat.getChain`, and switched through the `unisat.switchChain` method.

<table><thead><tr><th width="203">name</th><th width="310">enum</th><th width="85">unit</th><th>network</th></tr></thead><tbody><tr><td>Bitcoin Mainnet</td><td>BITCOIN_MAINNET</td><td>BTC</td><td>livenet</td></tr><tr><td>Bitcoin Testnet</td><td>BITCOIN_TESTNET</td><td>tBTC</td><td>testnet</td></tr><tr><td>Bitcoin Testnet4 (Beta)</td><td>BITCOIN_TESTNET4</td><td>tBTC</td><td>testnet</td></tr><tr><td>Bitcoin Signet</td><td>BITCOIN_SIGNET</td><td>sBTC</td><td>testnet</td></tr><tr><td>Fractal Bitcoin Mainnet </td><td>FRACTAL_BITCOIN_MAINNET</td><td>FB</td><td>livenet</td></tr><tr><td>Fractal Bitcoin Testnet</td><td>FRACTAL_BITCOIN_TESTNET</td><td>tFB</td><td>livenet</td></tr></tbody></table>

Please note that the term "network" refers to the Bitcoin address format. For example, in the case of Fractal Bitcoin Testnet, the returned network is livenet.