For watch enthusiasts who value the aesthetic of traditional timepieces, the choice between style and modern health monitoring has long been a compromise. Hiyd, a new startup founded by former Apple manufacturing design engineer Salah Batroukh, aims to eliminate this trade-off with a discreet, sensor-based device that attaches directly to the back of any existing watch. By prioritizing an ‘invisible’ ecosystem, the company seeks to integrate advanced biometrics without forcing users to adopt bulky, tech-centric wearables.

The core of the Hiyd device is a slim, 2.7 mm thick sensor that utilizes microsuction technology to adhere to the back of a watch case. This material, a textured silicone featuring hundreds of microscopic vacuum pockets, allows the device to sit flush against the watch without the need for magnets or adhesives that could potentially damage delicate mechanical movements. Weighing only 7 grams, the sensor is designed to be unobtrusive while remaining secure during daily activity.

Beyond its hardware, Hiyd leverages artificial intelligence to process biometric data, including heart rate, sleep staging, movement, and VO2 max estimations. The accompanying mobile application is designed to provide personalized health insights rather than just raw data. By analyzing how specific lifestyle choices—such as late-night workouts or dietary habits—correlate with sleep quality and recovery, the platform aims to offer actionable advice tailored to the individual user.

Led by a team including CTO Omar Shakir and head of software Mahamad Charawi, the startup is preparing for a public launch via Kickstarter this November. With over 16,000 deposits already secured, the company is positioning itself to disrupt the wearable market by focusing on seamless integration with the accessories users already own and love.

Key Takeaways

• Hiyd offers a 2.7 mm thick sensor that attaches to any traditional watch using microsuction technology, avoiding the need for magnets or adhesives.
• The device tracks comprehensive biometrics like heart rate, sleep stages, and VO2 max, syncing the data to a mobile app for personalized health insights.
• The company is moving toward a Kickstarter launch in November, having already secured over 16,000 deposits from interested consumers.

Editor’s Analysis & Impact

The emergence of Hiyd represents a significant shift in the wearable technology market, moving away from the ‘all-in-one’ device model toward modular, non-intrusive integration. By targeting the luxury and traditional watch market, Hiyd addresses a demographic that has historically resisted smartwatches due to aesthetic concerns. The success of this product will likely hinge on the accuracy of its AI-driven insights and the long-term reliability of its microsuction attachment. If successful, this could force major wearable manufacturers to reconsider their design philosophies, potentially leading to a rise in ‘invisible’ health tech. The broader implication is a move toward ambient computing, where health monitoring becomes a background utility rather than a primary, screen-dependent activity, potentially increasing adoption rates among older or fashion-conscious demographics.

Frequently Asked Questions

Q: How does the Hiyd sensor attach to my watch?
A: The sensor uses a microsuction material—a textured silicone with tiny vacuum pockets—that allows it to stick securely to the back of a watch without the use of magnets or sticky adhesives.

Q: Does the Hiyd sensor interfere with mechanical watches?
A: No, the device is specifically designed to avoid magnets, ensuring it does not interfere with the delicate mechanics of traditional timepieces.