In developmentNot for saleNot cleared or approved by the FDA

GoldN Companion

Small enoughto carry.

A connected, pocket-sized testing companion we are developing. A reusable handheld device, one single-use cartridge per test, and an app on your phone.

  1. 01 · DeviceReusable and handheld
  2. 02 · CartridgeSingle use, one per test
  3. 03 · AppResults on your phone
The GoldN Companion handheld device
One cartridge per test
Syncs to your phone

Up close

Made to be held. Made to last.

In a hand, on a nightstand, across a quiet room and with a fresh cartridge. Four everyday moments with the Companion.

  • A woman's hands holding the glossy black GoldN Companion at home
    In your hands
  • The GoldN Companion on a wooden bedside table next to a mug, a book and a phone
    On the nightstand
  • A calm, sunlit room with the GoldN Companion resting on a low side table
    At home
  • Fingertips sliding a single-use cartridge into the GoldN Companion
    A fresh cartridge

How it works

Insert. Read. See it in the app.

  1. 01

    Insert

    A fresh single-use cartridge for each test.

  2. 02

    Read

    The Companion reads the test. No internet connection needed. At home or on the go, on a flat, dry surface.

  3. 03

    See it in the app

    A smartphone with Bluetooth syncs and shows results.

The appApp in development

Everything in one calm place.

Your Companion, your tests and your history, on your phone. Results sync over Bluetooth and stay in one clear record.

  • Your Companion at a glance

    Connection and battery status before you start.

  • Start a test in one tap

    Begin from the home screen whenever you are ready.

  • Results in one place

    When your phone is nearby, new results sync and appear here.

  • Look back over time

    Switch between a graph and a list to see your history.

  • A hand holding a phone showing the GoldN Companion app home with connection and battery status
    Status at a glance
  • A phone showing the GoldN Companion app reminders screen
    Gentle reminders
  • A phone on a stand showing a Synced confirmation next to the GoldN Companion
    Synced to your history
The GoldN Companion on a warm gold backgroundPrototype · Not for sale

Made for the palm of your hand.

Pocket-sized and easy to keep close, on a nightstand or in a bag. Designed to feel like something you own, not something you dread.

Questions

Good to know.

Yes. The device is designed for multiple uses. Each cartridge is single use, one per test.