How HiFi works

You’re minutes away from never missing a call.

Get set up

Install the app and pick which number to use

  1. 1.
    Install the app from the App Store or Google Play
  2. 2.
    Choose how you want to be reached
    1. A.Keep the number you already give out
    2. B.Get a new one from HiFi
A HiFi setup screen asking which number to use, with two cards - keep your existing number and forward unanswered calls, or take a new HiFi number and keep your personal one private - each lifting off the screen in turn.

When HiFi answers

Choose when HiFi answers, and when your phone rings

Have HiFi answer everything, only the numbers you don’t recognize, or just the calls you miss.

You are always in control.

HiFi your way

HiFi handles calls your way

HiFi greets the person calling, finds out what they need, and follows your preferences every step of the way.

  • Handles the details
  • Follows your preferences
  • Take over at any point

When you can’t pick up

Missed calls still get answered

If your phone rings and you do not get to it, HiFi steps in rather than sending them to voicemail.

  • Takes a message
  • Answers common questions for you
  • Finds out who to call back
HiFi answering calls to a business, one after another. A buyer asks to see a listing, a diner asks the opening hours, a customer leaves a number for the plumber to call back, a lab leaves a message for the dentist, and a sales call is blocked. HiFi greets each one in the business’s name, and a card shows what it did: an appointment booked, information given, a callback requested, a message taken, a caller blocked.

After the call

Followups, simplified

Every call is summarized and important details are highlighted for you. Add things like events to your calendar with a tap.

  • Nothing to replay or write down
  • Transcripts when you need the exact words
  • Addresses, times and numbers kept exact
The top of a call detail screen for an appointment call, with the calendar event HiFi found on the call lifting off it.

Always on

Always-on protection

Protection is on the line whether HiFi picks up or you do. A known spam call stopped before you answer, and deepfakes and scams are caught mid-conversation.

  • Spam calls screened and blocked before you answer
  • AI voice and real time scam detection
  • Protecting billions of calls a month
A call from a caller named "National Bank" is on screen. HiFi flags it: the screen dims and a tray slides up reading "Fraud detected - caller matches known scam patterns", with Dismiss and End Call.

HiFi Mixes

Set HiFi up the way you work.

HiFi can work the way you do. Have HiFi ring you first, answer every call, or only calls from certain people.

Ready for HiFi?

Join the waitlist and get access when it’s ready.

Join the waitlist

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