> For the complete documentation index, see [llms.txt](https://hotline.gitbook.io/hotline-help/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hotline.gitbook.io/hotline-help/crypto-faq.md).

# CRYPTO FAQ

- [How to purchase Solana USDC on a trusted exchange](https://hotline.gitbook.io/hotline-help/crypto-faq/how-to-purchase-solana-usdc-on-a-trusted-exchange.md): Step by step guides on how to top up your Hotline wallet using a regulated and trusted exchange.
- [Coinbase](https://hotline.gitbook.io/hotline-help/crypto-faq/how-to-purchase-solana-usdc-on-a-trusted-exchange/coinbase.md): Coinbase is the largest cryptocurrency exchange in the United States in terms of trading volume.
- [Binance](https://hotline.gitbook.io/hotline-help/crypto-faq/how-to-purchase-solana-usdc-on-a-trusted-exchange/binance.md): Binance is a global company that operates the largest cryptocurrency exchange in terms of daily trading volume of cryptocurrencies.
- [Kraken](https://hotline.gitbook.io/hotline-help/crypto-faq/how-to-purchase-solana-usdc-on-a-trusted-exchange/kraken.md): Kraken is a United States–based cryptocurrency exchange, founded in 2011.
- [Crypto.com](https://hotline.gitbook.io/hotline-help/crypto-faq/how-to-purchase-solana-usdc-on-a-trusted-exchange/crypto.com.md): Crypto.com is a cryptocurrency exchange company based in Singapore.
- [Why does Hotline use crypto? In what ways does Hotline utiliSe crypto technology?](https://hotline.gitbook.io/hotline-help/crypto-faq/why-does-hotline-use-crypto-in-what-ways-does-hotline-utilise-crypto-technology.md)
- [What is Web3?](https://hotline.gitbook.io/hotline-help/crypto-faq/what-is-web3.md)
- [What is a token?](https://hotline.gitbook.io/hotline-help/crypto-faq/what-is-a-token.md)
- [What makes crypto different or better from using a credit card or  traditional money?](https://hotline.gitbook.io/hotline-help/crypto-faq/what-makes-crypto-different-or-better-from-using-a-credit-card-or-traditional-money.md)
- [What is Fiat money?](https://hotline.gitbook.io/hotline-help/crypto-faq/what-is-fiat-money.md)
- [How do I convert crypto into Fiat currency?](https://hotline.gitbook.io/hotline-help/crypto-faq/how-do-i-convert-crypto-into-fiat-currency.md)
- [What is a blockchain?](https://hotline.gitbook.io/hotline-help/crypto-faq/what-is-a-blockchain.md)
- [What is a wallet?](https://hotline.gitbook.io/hotline-help/crypto-faq/what-is-a-wallet.md)
- [What is USDC?](https://hotline.gitbook.io/hotline-help/crypto-faq/what-is-usdc.md)
- [Why does Hotline use USDC?](https://hotline.gitbook.io/hotline-help/crypto-faq/why-does-hotline-use-usdc.md)
- [Does Hotline accept other tokens?](https://hotline.gitbook.io/hotline-help/crypto-faq/does-hotline-accept-other-tokens.md)
- [Does Hotline sell or mint NFTs?](https://hotline.gitbook.io/hotline-help/crypto-faq/does-hotline-sell-or-mint-nfts.md)