Trumpet: Call Alerts

Trumpet connects two people in an internet voice call and announces when either phone changes its audio output. Hear when a caller switches to speakerphone, the earpiece, or a Bluetooth device, and see each caller’s reported output on screen. Call registered Trumpet users directly from Contacts, or start a call and share an invitation. Both callers need Trumpet and an internet connection. Direct contact calling requires each person to verify their own US mobile number and enable incoming calls. • Find registered, discoverable Trumpet users among the contacts you allow • Call a registered number without sending a call invitation • Answer incoming calls using the iPhone call screen, including while locked, subject to network and iPhone settings • Invite others with a message you choose to send • Spoken audio-output change alerts and separate status cards for each caller • A timeline of…