A backup alarm for the alerts you've stopped hearing.

Glucose Band is a wrist wearable that buzzes, lights up, and sounds when your glucose crosses a threshold you set. It backs up the Dexcom alarms you already rely on with a different kind of alarm, so a low or high is harder to sleep through and harder to miss.

Low alarm
Hard buzz + red glow
High alarm
Two short buzzes · yellow
01 · Problem

The alerts that matter most are the easiest to miss.

Your Dexcom does its job — but a phone face-down in another room, a watch you’ve learned to tune out, and a night of deep sleep can all stand between you and an alert you need to catch.

01 — Alarm fatigue

You've stopped hearing them.

The same tone, night after night, fades into the background. Alarm fatigue is real — and it’s loudest when a low reading matters most.

02 — At night

Phone alarms don't wake everyone.

Heavy and deep sleepers can rest right through a phone alarm. A buzz on the wrist or ankle is felt — not just heard — so a 3 a.m. low is harder to sleep through.

03 — Phone away

Silent, pocketed, or across the room.

Meetings, classrooms, noisy shop floors, libraries. When your phone is on silent or out of reach, a discreet vibration on your wrist still gets through. Unnoticed by others. 

There's a better way

02 · How it works

Set it up once. Then let it watch your back.

You set your thresholds in the app and pick how you want to be alerted. From then on, Glucose Band buzzes, lights up, or sounds on your wrist when a reading crosses one.

01

Connect Dexcom in the app

Sign in, connect your own Dexcom account, and set your high, low, and critical-low thresholds — in mg/dL or mmol/L.

02

Pair your band

Hold button 10 seconds to pair — it blinks yellow, then glows blue to confirm. Choose the buzz, light color, and sound for each kind of alert.

03

Feel the alarm on your wrist

When a reading crosses a threshold, your band buzzes, lights, and / or sounds — even while your phone is locked or in your pocket.

Feel it. See it. Hear it

Three alarm channels you can mix however you like. Use vibration overnight when phone sounds have stopped waking you, and keep sound for the times you want it.

Vibration

A buzz on the wrist — felt even when you can't hear it. The quiet, night-friendly channel.

Light

A color-coded glow. Pick a color per alert from seven, so a glance tells you what's going on.

Sound

Optional. Three patterns — Quick blips, a Long steady tone, or Repeated beeps — for when you want it.
Seven LED colors
03 · Who it's for

For the moments a phone alarm doesn't reach.

A second alarm on your wrist for the times the first one doesn’t get through.

Heavy sleepers

For nights you sleep deep

A wrist buzz is felt, not heard. Useful for deep heavy sleepers who rest through a phone alarm.

Phone on silent

For meetings & quiet rooms

Classrooms, libraries, noisy shop floors. A tactile, visual alert is discreet and doesn’t depend on phone volume.

Alarm fatigue

For alarms you've stopped noticing

A different kind of alarm — vibration, light, or sound — gets your attention when the same phone tone has become background noise.

Families

For peace of mind at home

A noticeable alarm for the person wearing it. Glucose Band alarms the wearer, parent, or caretaker who has the band on. It isn’t a remote monitor for someone else’s device.

04 · Designed to be worn

Small, light, and easy to wear.

A soft-touch enclosure, a magnetic charger, and a glow that’s easy to read at a glance.

— Charger
— Top profile
— all together
05 · The app

Set it up, then forget it.

The app is where you set things up and control them. After that, it stays out of your way — the band does the noticing.

01

Sign in

Google sign-in or email — your account, ready in seconds.

02

Sync to Dexcom

The app walks you through the process.

01

Set your low and high limits

Determine what works best for you.

01

Customize your alarm

Set your vibration type, intensity, and color.

Alert rules you control

High, low, and critical-low thresholds — in mg/dL or mmol/L.

Per-alert alarm style

Light color, sound pattern, and vibration for each alert. Saves automatically.

"No Data" alert

Be notified if readings stop coming in, so a silent gap doesn’t slip by.

Test alarm

Trigger the band on demand — feel, see, and hear exactly what an alert is like.

Platform

Android first · iOS to follow

Connectivity

Bluetooth 5.3 LE

Water resistance

IP67

Battery

~7 days typical
06 · Honest by design

What Glucose Band is —
and what it isn't.

Glucose Band is a secondary alarm that works alongside your Dexcom alarms.

What Glucose Band is
What Glucose Band isn't

Built to handle
your data carefully.

Glucose Band connects to your Dexcom data to do its job. Here’s how we treat the sensitive parts.

Credentials stay encrypted

Your Dexcom credentials are encrypted and stored on Glucose Band’s secure servers — never kept on your phone, and never shown back to you in the app.

No glucose values in plain notifications

Glucose readings are never placed into alert notifications in plain, readable form — the alarm gets through without putting your numbers on the lock screen.

*One more thing. Our full privacy policy, consent flow, and data-retention details are being finalized with counsel before launch. Privacy Policy

Three ways to be first.

Reservations are limited, fully refundable, and locked at launch pricing. Pay now, deposit later, or simply join the list.

Optiona A
Buy Now

$60

$100 / unit

Pay in full today. Ship in 6–12 months. Lowest launch price.

Most popular
Optiona B
$5 deposit

$5

today · $75 at ship

Hold your unit for $5. Pay the balance — $75 — only when it ships.

Optiona C
Notify me

$100/$120

at launch

No commitment. We’ll email you when shipping opens, at the standard price.

All reservations fully refundable · Requires a compatible Dexcom CGM · See FAQ

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08 · FAQ

Common questions,
direct answers.

Yes. Glucose Band works with a compatible Dexcom CGM and your own Dexcom account. It’s an add-on that supplements your existing setup — it isn’t a standalone glucose monitor, and it doesn’t replace Dexcom or its alarms.

Yes. Glucose Band works on top of Dexcom. To deliver an alarm, your phone needs an internet connection and needs to be within Bluetooth range of the band. It’s an extra way to notice an alert — not a replacement for the alarms you already rely on.

You’ll need a phone for the one-time setup (free iOS & Android app), but after that, Glucose Band runs entirely on-device. No data plan, no Wi-Fi, no ongoing connection required.

Yes. Each alarm’s style is yours to set. Use vibration and light overnight if sound isn’t what wakes you, and add sound for the times you want it.

No. Glucose Band is a secondary alarm accessory. It helps you notice alerts you might otherwise miss, but it is not a medical device, not a source for treatment decisions, and not a replacement for your CGM or its alarms.

Glucose Band has an Android and iOS app. We’re launching Android first for v1, with iOS to follow. You set everything up in the app — thresholds, alert styles, and pairing.

About 7 days of typical use, then a quick top-up on the magnetic charger. Exact battery life will be finalized at production.

Yes — reservations and deposits are fully refundable up until your unit ships. Payments are handled securely through Stripe.

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Join the list for launch updates, early-access pricing, and a behind-the-scenes look as we build.
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