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lull Lull

Welcome

This app will sometimes be wrong. When it is, it costs you nothing. You're always in control. There are no streaks, no scores, no shame.

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No streaks, no scores, no shame. You can download everything we hold, or delete all of it, whenever you like.

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Not urgent. It just means you can get back in if you're ever locked out.

Listening quietly
No wearable connected

I might be wrong. Press Escape to wave this away.

Welcome back. Nothing to catch up on. We stayed quiet.

Your patterns

Only you can see this. Self-knowledge, not a score.

Best focus windows

How we've been doing together

Tune your ally

Balanced
to
Nudges you want to hear from

Turn any of these off — everything else keeps working the same.

Your plan

Loading your plan.

Devices

Inference runs on your device — pairing here only tells us which signals to expect, never what they say.

Pair a device

Signals this device can read

Data choices

Each of these stands on its own, and each stays off until you turn it on. Turning one off never costs you anything else.

Privacy

Raw biosignals stay on your device. We only store your nudge history and feedback, and only if you asked us to.

Lull — a Synapse Spark Foundation venture. Revenue funds neurodevelopment research.