nostr:npub1h2qfjpnxau9k7ja9qkf50043xfpfy8j5v60xsqryef64y44puwnq28w8ch or nostr:npub1kvaln6tm0re4d99q9e4ma788wpvnw0jzkz595cljtfgwhldd75xsj9tkzv are my current top recommendations. You get a lightning address and they handle all the backend work. They are custodial, but you can easily move the funds to a wallet or address you control. There are trade off for everything.