https://apps.apple.com/au/app/wallet-of-satoshi/id1438599608

https://play.google.com/store/apps/details?id=com.livingroomofsatoshi.wallet

To receive bitcoin, open the app and click Receive

Then, click the lightning address.

This should copy the address. Go to your Nostr profile and paste it where it asks for a lightning address. Now, people can send you some bitcoin ⚡️.

Sadly, this wallet is not available in the USA due to regulatory restrictions and the fact the current USA adminstration hates freedom. If you're in the USA, consider using the nostr:nprofile1qqs9xtvrphl7p8qnua0gk9zusft33lqjkqqr7cwkr6g8wusu0lle8jcpr9mhxue69uhhyetvv9ujumn0wdmksetjv5hxxmmd9udd0hph mobile nostr app it has a wallet built in or try GetAlby or the Zeus wallet instead. Zeus wallet is actually self custodial meaning you custody the funds the others may be easier but come at the cost of someone else custodying your funds