Throne Turns a Toilet Into a Smart Health Sensor

Throne is a smart toilet health sensor that tracks gut health, hydration, and urinary patterns automatically, with no wearable needed.

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Throne

Throne Turns a Toilet Into a Smart Health Sensor

A bathroom visit happens every day without fail, yet almost none of the health information in it ever gets recorded anywhere. Throne, co-founded by former Whoop CTO John Capodilupo, is a smart toilet health sensor built to close that gap without adding a single new habit to a person's day. The device clips onto an existing toilet rim and works entirely hands-free, requiring no wearable and no manual logging of any kind.

A Sensor That Only Looks at One Thing

Throne's camera is fixed facing downward at all times, positioned specifically so it sees only the inside of the bowl and nothing else in the room. From that single vantage point, the device measures four separate dimensions of a person's health: gut health, assessed using stool form and frequency against the Bristol Stool Scale, a clinically established medical reference; hydration; urinary flow; and general bathroom habits like timing and regularity. Each reading feeds automatically into a companion app, turning what used to be an unrecorded daily event into a running dataset.

Spotting Patterns a Person Would Otherwise Miss

Because Throne records every visit rather than an occasional self-report, it can surface patterns a person keeping a food diary might never notice, connecting how the gut responds over time to specific foods without requiring any manual food logging at all. On hydration, the company states 58% of members improve their hydration habits within their first two weeks of use, with the app delivering a simple daily score and a gentle notification when someone is trending toward dehydration. The same continuous tracking applies to bathroom habits and regularity, which Throne treats as one of the clearest early windows into gut health, learning what's normal for a specific person and flagging when something starts to drift from that baseline while the change is still small. Up to six people can share a single device, with each person recognized automatically by their phone or a personal button, and each user's data kept private to their own account.

Keeping a Camera in the Bathroom Actually Private

Throne addresses the obvious privacy concern directly rather than leaving it implied: the camera's fixed downward angle means it physically cannot capture anything beyond the bowl itself, and the company states all data is encrypted end-to-end. Throne states it never sells or shares personal data without explicit permission, and gives users direct control over their own information, including exporting a 90-day report or a full CSV or PDF history to bring to a doctor's appointment, and the ability to request full deletion of their data at any time.

What Throne Is and Isn't Built to Do

Throne runs hands-free with roughly a 30-day battery life and is built to be easy to clean given its bathroom placement. The company is direct about the boundaries of what the device does: Throne describes itself as a general wellness product, not intended to diagnose, treat, cure, or prevent any disease. The Bristol Stool Scale itself is a real, clinically recognized tool used by doctors, which gives the gut-health portion of Throne's tracking a grounded reference point, even as the device as a whole remains a wellness tracker rather than a diagnostic one.

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