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Customer reviews

Rating 3.8 out of 5 stars with 8 reviews

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75%
would recommend
to a friend

Customers are saying

Customers are satisfied with the UP4's sleep tracking capabilities, with comments praising the detailed sleep data including light, deep, and REM sleep stages. The heart rate tracking feature also receives positive feedback for its accuracy and inclusion in activity and sleep monitoring. The device's ability to monitor various aspects of health and fitness is a recurring theme in positive customer reviews.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
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  • Rated 3 out of 5 stars

    Great product but stopped working have to exchange

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I bought this product for my boyfriend who is on a heart machine. It was to track his sleep and heart rate. The product stopped sending updates to his phone, and also would stay in sleep mode even when he was awake. Needless to say we will have to exchange it for a new one.

    I would recommend this to a friend