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Signal

Premium Local Communication

Have Halo message you, end to end encrypted.

Link Halo to your Signal account the same way you'd link Signal Desktop: scan a code with your phone, and this Mac becomes one of your linked devices. Nothing goes through a Halo server, and you can unlink it from your phone whenever you like.

Once it's linked, any automation can message you on Signal. It goes to your own Note to Self, so a nudge from your Mac shows up on your phone without a second account or a phone number to pay for.

The first time you connect, Halo downloads Signal's command line tool and a small Java runtime to talk to it, about 190 MB. That happens once and stays on your Mac. Nothing is downloaded until you connect.

Premium

A paid capability, part of a Halo plan. The free Mac app stays fully featured on its own.

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Capabilities

What Halo does with it

With a Halo plan

  • Messages you in your own Note to Self, so automations reach your phone
  • Sends the moment something happens, without waiting for you to approve it
  • Only ever messages you, never anyone else in your contacts

How it connects

Built into your Mac.

  1. 01

    Link it like Signal Desktop

    Scan a code with your phone and this Mac becomes one of your own linked devices. There's no Halo account in the middle, and no second phone number to pay for.

  2. 02

    One download, the first time

    Halo fetches Signal's command line tool and a small runtime to talk to it, about 190 MB, once. Nothing is downloaded until you connect.

  3. 03

    Unlink from your phone, any time

    It shows up in Signal under Linked devices, alongside your other ones. Remove it there and Halo loses access immediately.

What stays private

Halo links as one of your own Signal devices, so messages stay end-to-end encrypted between you and whoever you're talking to. Nothing routes through Halo's servers, and your Signal data lives in a folder only Halo uses. Unlink any time from Signal on your phone, under Linked devices.

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