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Drown out your distractions

Jammer device

“The red button you can’t override.”

How it works

01

Connect your brain

Observe your brain in motion, live or after the fact. See how it oscillates across states, from sharp gamma peaks to slow delta waves.
02

Start a Jam

Pick a duration, the apps to block, and a mode from Steady to Hardcore. Hit the big red button.
03

Watch the magic

Notice your patterns. A daily focus score, mental state graphs, and the contributors behind your distractions. Small wins, every day.

Built for deep work.

Real-time brain insights — woman wearing the Jammer EEG device — Sleek, easy-to-wear design.

Pair your EEG headset — Jammer F1-B paired — Best-in-class EEG device.

Jammer disconnect screen with the big red button — Hit the button. Jam your phone.

Jam in progress with the silver reconnect button — Time's up. Reconnect.

Home timeline of focus activities — Your day, in focus.

Daily focus score and screen time chart — Your daily focus score.

List of past Jam sessions with focus scores — Every Jam, tracked.

Jammer AI focus advisor — Your focus advisor.

Jam summary with focus score and mental state graph — Every Jam, summarized.

Get early access.

We're shipping to a small group first. Drop your email and we'll let you know when it's your turn.