Not sure how Zaps work nostr:npub1az9xj85cmxv8e9j9y80lvqp97crsqdu2fpu3srwthd99qfu9qsgstam8y8 nostr:npub1s5yq6wadwrxde4lhfs56gn64hwzuhnfa6r9mj476r5s4hkunzgzqrs6q7z
Welcome. If you are on primal iOS, you have a native Bitcoin wallet built in. I tried to send you sats but nothing came through. Are you using the desktop version?
