You can invite someone to Signal using the "Invite Friends" menu in the app, which will send a text message or email.

The biggest updates coming to Apple’s iMessage and its Messages app in iOS 18 aren’t its AI emoji, Genmoji, or even the ability to send texts via satellite. It’s the ability to finally, finally ...

Apple made a pretty significant change to how you access your apps from within your text messages when it released iOS 17 last year. In previous iterations, the apps in Messages lived right at the top ...