Civil defense issue · runs 100% offline

The knowledge to rebuild civilization. On a keychain.

DoomsdayStick is a thumb drive that runs an AI without the internet. No signal, no cloud, no subscription. Ask it how to forage, dress a wound, fix the generator, or grow food — the whole library of human know‑how, at the tip of your finger.

100% offline Dual USB‑A + USB‑C Lanyard included One‑time purchase
The DoomsdayStick thumb drive with USB-A and USB-C ends plus a lanyard.
When the bars disappear

Your phone is a $1,000 brick without a signal

Grid down

No towers, no Wi‑Fi, no Google. Every "just look it up" habit you own stops working at once.

Stakes are real

Which mushroom is safe? How do you stop the bleeding? Wrong answers out here cost more than time.

The stick keeps working

Plug it in. Ask anything. It answers from a model that already swallowed the manuals — no connection needed.

One stick · two plugs · every answer

Built to outlive the lights

USB‑A headUSB‑C head Lanyard loopRugged casing Gemma 4 inside >_
1

Dual-head design

USB‑A for the old laptop in the bug‑out bag, USB‑C for everything new. No adapters to lose.

2

Gemma 4, preloaded

A full language model lives on the drive. raw chat — just type and it answers. Nothing phones home.

3

Lanyard & rugged shell

Paracord lanyard so it rides on your keys or pack. Knock‑around casing that survives the junk drawer and the trailhead.

4

Knowledge, compressed

An LLM is the internet's how‑to, squeezed into a few gigs. The reference library that fits in a coin pocket.

What's on the stick?

Everything you'd wish you'd looked up

One raw chat box. Ask in plain words, get a plain answer — from triage to trivia.

Foraging

Identify plants, berries, and fungi; learn what's edible, what's medicine, and what'll wreck you.

"Is this mushroom dinner or death?"

First aid

Wound care, CPR steps, splints, burns, and shock — calm, ordered instructions when you need them.

"Deep cut on the forearm — what now?"

Fix & build

Restart the generator, patch the roof, purify water, splice a wire — step‑by‑step how‑to.

"Generator won't start. Walk me through it."

Grow & preserve

Plant by your climate, save seeds, can and ferment, keep chickens — food that doesn't need a store.

"When do I plant potatoes in zone 5?"

Shelter & power

Build, insulate, and heat; wire a battery bank; rig solar — keep warm and keep the lights on.

"How do I size an off‑grid battery bank?"

The whole library

Science, history, math, language, repair, recipes — the general knowledge of the web, minus the web.

"Explain how a water filter actually works."
Dead simple — even after doomsday

Three steps. No setup wizard.

Plug it in

USB‑A or USB‑C, whatever the machine has. No drivers, no internet handshake.

Open the chat

One window, one text box. The raw chat interface to Gemma 4 — nothing to configure.

Ask anything

Type your question in plain English. Answers come straight off the drive, fully offline.

Why a stick, not an app

No tower. No tab. No tracking.

Offline foreverWorks with the cables cut
No subscriptionBuy once, own it
PrivateNo cloud, no spying
Modest hardwareNo data center required
Pocket-sizedRides on your keys
Field reports

Preppers and nerds agree

Real-world dispatches from the people who keep one clipped to their pack. (Sample reviews shown below.)

"The week our valley lost power for nine days, this little thing told me how to keep the freezer food safe and re‑prime the well pump. Earned its spot on my keys."
Marcus "Bunker" ReyesPrepper · Idaho
"I guide backcountry trips with zero cell coverage. Now my clients' weird plant questions get an answer at camp instead of a shrug. It's basically a ranger in my pocket."
Dana OkaforBackcountry guide · Montana
"Bought it ironically as a doomsday gag. Now it's the offline reference I actually reach for in my home lab — no rate limits, no login, runs straight off the drive. Peak nerd."
Hiro TanakaSysadmin & dad · Seattle
"We're off‑grid by choice and the nearest signal is a 40‑minute drive. It's settled more 'how do we fix this' debates at the homestead than I can count."
Agnes WhitfordOff‑grid homesteader · Vermont
"Overlanding through Baja, no bars for days. Asked it how to limp a busted alternator and it walked me through it in the dirt. Worth ten times what I paid."
Cody BrandtOverlander · Arizona
"As an ER nurse I treat it like a sharp intern: great recall, double‑check the call. As a trivia captain, it's basically cheating. We don't lose anymore."
Priya VenkatER nurse & trivia champ · Chicago
Field manual · model DS‑1

The spec sheet

AI model
Gemma 4 (raw chat)
Connection
None — 100% offline
Connectors
Dual head: USB‑A + USB‑C
Capacity
32 GB · hardware may vary*
Included
Paracord lanyard
Housing
Rugged knock‑around shell
Runs on
Apple Silicon Mac · more coming
Pricing
$59 — one‑time, no subscription
Before you ask

Questions, answered

Does it really work with no internet?

Yes — that's the whole point. The AI model lives on the drive itself. Once it's running, you can pull the plug on Wi‑Fi, lose every bar, and ride out a blackout; the Stick keeps answering.

What can it actually answer?

Foraging and plant ID, first aid, repairs and how‑to, growing and preserving food, shelter and power, plus the general knowledge you'd normally search for — science, history, math, language, recipes. It's one plain chat box: ask in normal words.

Will it run on my computer?

At launch it's built for Apple Silicon Macs, with Windows and Linux on the roadmap. Plug into USB‑A or USB‑C — no drivers, no setup wizard.

Can the AI be wrong?

Yes. It's an AI, not an oracle — it can be confidently mistaken. Treat it like a very well‑read companion, not a doctor or a field guide with a guarantee. For life‑or‑death calls — wild mushrooms, serious wounds — lean on trained judgment first. The Stick is a force multiplier, not a substitute for it.

Is there a subscription?

No. One‑time purchase, yours forever. No account, no login, no cloud bill, nothing phoning home.

How do I get updates?

New model drops are optional. When a better offline model lands, you can re‑flash the same Stick — or just keep the one you trust.

Rebuild civilization. Or just win trivia night.

Better to have it and not need it.

Get the DoomsdayStick — $59 →