iPhone Handoff: Use One Number on Two iPhones

In iOS 27, iPhone Handoff allows using one number on two iPhones via primary and companion eSIMs. The unlocked phone becomes active, with calls, messages, and Find My following it. Initially supported by T-Mobile ($5/month) and Deutsche Telekom.

• One number works on two iPhones via primary and companion eSIM
• Unlocked iPhone becomes active; calls and Find My switch automatically
• Initially supported by T-Mobile for $5/month and Deutsche Telekom
• Requires iOS 27, Wi-Fi, and shared Apple Account on both iPhones