Aerendir × Fline — Hand-Tremor Data Collection

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Please open this on a phone

This tool measures hand tremor using a phone's motion sensors, so it only runs on a mobile device.

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Veuillez l'ouvrir sur un téléphone

Cet outil mesure le tremblement de la main avec les capteurs de mouvement du téléphone ; il ne fonctionne que sur un appareil mobile.

Consent

Before you start

This is an anonymous road-safety study by Aerendir for Fline. The app records your hand's tiny motion for 3.5 seconds together with the breathalyzer reading. No name or identity is collected. The data is used only for research to improve alcohol detection.

I understand and agree to take part.

Scan the FlineBox, then hold the phone still for 3.5 seconds. Anonymous study — no name needed.

Step 1

Scan the FlineBox

Scan the code on the FlineBox screen to begin.

Quick anonymous survey

Anonymous — your answers are not linked to your identity (GDPR).

Age Gender

Hand used

Number of drinks today — optional

Regular drinker? — optional

Drinks / week — optional

hold still...

RECORDING

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hold still · 3.5s

0Hz

0samples

—mg/l*

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0 0.1 0.22 0.3 0.4 0.5 mg/l

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Time

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Don't drive

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Fine

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Remember to drink water.

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Thank you.

Get a safe ride home

Opens the app if you have it.

For research / demo. Not a medical or legal measurement.