NEWS

Smartwatches: Your Data, Their Profit

A new report reveals smartwatches are quietly collecting and selling your most intimate personal data to third parties. While major brands like Samsung are implicated, Apple and Google are noted for stronger privacy practices.

By
LNGFRM Team
Published August 27, 2025
Stylized illustration of a smartphone displaying a network of connected nodes, integrated with adjacent circuit board designs.
Illustration by Addison Smith for LNGFRM

In an age where our digital footprints are constantly scrutinized, a new, unsettling truth has emerged from the very devices we strap to our wrists for health and convenience.

The sleek, seemingly innocuous smartwatch, far from being a mere fitness companion, has been unmasked as a potent, always-on surveillance tool, quietly cataloging the most intimate details of our lives and, in many cases, selling them off to the highest bidder.

This isn’t just about targeted ads; it’s about a profound erosion of personal privacy, laid bare in a recent, comprehensive report that should give every wearable tech user pause.

The cybersecurity experts at vpnMentor have pulled back the curtain on this pervasive data harvesting, examining 117 wearable devices from 33 major brands, including the industry titans Apple, Fitbit, Samsung, and Huawei.

Their findings are stark: your smartwatch, they warn, is “a window into your daily life.”

It meticulously tracks your heart rate, analyzes your sleep patterns, detects stress indicators, and even logs your alcohol consumption.

More alarmingly, roughly 63% of these devices record your precise location, painting an incredibly detailed picture of your daily movements.

The question, then, isn’t just what data is being collected, but “where does all that sensitive data go? Who gets to see it and what do they do with it?”

While many wearable technology companies are quick to declare they don’t “sell” your data, vpnMentor’s investigation reveals a more nuanced, and equally concerning, reality.

Many still “share” your information, often anonymized, with service providers, research groups, or advertisers.

This distinction, while technically accurate, often amounts to the same outcome: your personal health and lifestyle insights contributing to vast commercial databases, shaping everything from the ads you see to the insurance premiums you might eventually pay.

What’s truly unsettling is that this isn’t always clandestine.

A significant number of these watchmakers are remarkably open about their data monetization strategies.

The report identifies seven brands that “explicitly share or sell personal data to marketing partners or third-party advertisers.”

The list includes some of the biggest names in tech: Samsung, Huawei, Xiaomi, Amazfit, Meta Quest, Ray-Ban Meta, and Tile/Life360.

It’s a roll call of convenience, now revealed as a roster of data brokers.

The implications for user trust are immense, particularly when major players like Samsung, Fitbit, Huawei, and Xiaomi are openly disclosing personal data for advertising purposes.

Samsung, in particular, finds itself under intensified scrutiny.

This isn’t the first time the South Korean giant has been called out for its data practices.

The Mozilla Foundation previously issued a stark warning, noting that “just beware, Samsung may share or sell personal information.”

Their slogan, “A watch that’s watching out for you,” takes on a chilling new meaning in this context.

More disturbingly, Mozilla specifically cautions against creating a Samsung account for children, citing the “crazy” amount of data Samsung claims it can collect and share on minors.

For U.S. residents, a glimmer of control exists, with an option to tell Samsung not to sell or share your data.

But the onus shouldn’t be on the consumer to navigate such opaque privacy landscapes.

Amidst this landscape of pervasive data harvesting, a few companies stand out as relative bastions of privacy.

Surprisingly, Google explicitly declares it does not use health data for advertising.

Even less surprisingly, Apple shares data only with explicit user permission, a long-held tenet of its privacy philosophy.

Other “good citizens” identified in the report include Oura, Withings, Microsoft, and WHOOP, offering some hope that consumer privacy can still be prioritized in the competitive wearable market.

As anticipation builds for the rumored September 9 confirmation of the new Apple Watch Series 11, the usual speculation around new features and enhanced specs feels almost trivial.

While tech enthusiasts will debate screen sizes and processing power, the most compelling “feature” of the new Apple Watch, according to this report, isn’t a technological marvel, but an ethical one: your data is not being harvested and sold.

In an era where personal information has become the most valuable commodity, this commitment to user privacy stands as a powerful differentiator, easily outshining any competing watch that cannot make the same unequivocal claim.

This report serves as a crucial reminder that convenience often comes with a hidden cost.

The pervasive tracking enabled by our smartwatches, while offering undeniable benefits for health and fitness, simultaneously creates a vulnerability that many companies are all too eager to exploit.

As consumers, our choice of wearable device has evolved beyond mere aesthetics or functionality; it has become a fundamental decision about the sanctity of our personal data and the boundaries we are willing to draw in the digital age.

In this new paradigm, the most advanced feature a smartwatch can offer might just be the simple promise of privacy.

Author

  • LNGFRM Team

    Frank DiBernardo handles LNGFRM's Foodie and Miscellaneous writing tasks. He's always getting ideas from users, so don't be afraid to send an email to the editor.

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