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Customer Ratings & Reviews

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Customer reviews

Rating 4.4 out of 5 stars with 10464 reviews

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92%
would recommend
to a friend

Customers are saying

Customers are satisfied with the Flex Wireless Activity Tracker's sleep tracking, ease of use, and accurate step tracking capabilities. Many appreciate the long battery life, comfortable size and weight, and the motivational aspects of the device. While some users mentioned challenges with the charging mechanism, clasp, and price point, the positive feedback on core features outweighs these concerns. The water resistance and alarm features also received positive comments.

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.
Page 70 Showing 1,381-1,400 of 10,464 reviews
  • Cons mentioned:
    Charging

    Rated 5 out of 5 stars

    WONDERFUL!

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

    The only thing I can honestly say I dislike about this is that it has to be recharged! I always forget to do that! But when it's charged, and on, it's great. I also love the color because it looks more like a bracelet than some of the other options.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life, Ease of use

    Rated 4 out of 5 stars

    A little pricey but easy to use and reliable.

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

    This is my first time to wear a monitor around the wrist and I was very pleased with how easy it is to use. The battery life is good and it is quick to recharge. I did find the fastener a little hard to use so I don't take it off much. It was pricey so I thought about it a couple of weeks before making the purchase. The data is very easy to upload to my iPad and other Apple devices. You do have to log when you are going to sleep and waking up.

    I would recommend this to a friend
  • Pros mentioned:
    Sleep tracking

    Rated 4 out of 5 stars

    Fitbit is good fitness tool

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

    I like using Fitbit. It helps keep all my activity stats front and center. It helps me stay focused on fitness activities. I wish it would interface with Sansung Galaxy Notepad.

    I would recommend this to a friend
  • Cons mentioned:
    Band quality

    Rated 4 out of 5 stars

    good device but has band problems

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

    The device is great. Light, simple, it just works. Would have given five stars of it weren't for the problem with the band. It wears awfully fast and they're expensive to replace.

    I would recommend this to a friend
  • Pros mentioned:
    Step tracking

    Rated 3 out of 5 stars

    Good basic tracker

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

    Good for keeping track of steps taken, and for motivating you to take more. Tracking sleep and exercise takes some input from user.

    I would recommend this to a friend
  • Pros mentioned:
    Sleep tracking

    Rated 5 out of 5 stars

    Love this!

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

    Wasn't sure if this would help in me being more active, but it has! Just knowing I have it on makes me feel accountable and a constant reminder to keep moving or get up and move! And its fun to keep track on my phone throughout the day!

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great Purchase

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

    I bought to monitor my sleep and eating and exercise in one place and it has been great having everything in one place. It has been a little wet and still no issues. It's a wonderful product. I also get a lot of compliments on the color.

    I would recommend this to a friend
  • Cons mentioned:
    Band quality

    Rated 3 out of 5 stars

    Fitbit Flex

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

    I have enjoyed my Fitbit Flex. It helps to keep me active and I like how it tracks my data. It also is neat how it syncs with the Fitbit scale, which I also have. The light-colored band has shown some coloration as it has aged. Also, the durability of the rubber band is nothing to write home about. In less than a year, the band has started to tear and I don't consider myself an 'abuser'. Overall, I am happy, but wish the band was of higher quality. Maybe a 3rd party aftermarket band would serve as a good replacement.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great way to track your steps

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

    This is my second fit bit. I had the fitbit ultra for the previous year with good success but always worried about losing it. This is a significant improvement from the ultra in that it is tracked via your smart phone or computer. It syncs via blue tooth and you don't have to plug it in to sync it... Wakes you up in the morning at a time that you determine with gentle vibrations. I wore it in a pool and it still works. You can wear in the shower too. Love it!

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Very nice

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

    Bought this as a gift for my little cousin. She loves it. You have to use your phone to retrieve stats, which I dislike, but she doesn't mind. Water resistant and durable.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use, Sleep tracking, Step tracking

    Rated 5 out of 5 stars

    Love it

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

    Easy to use and not too much to worry about. Keeps track of all my steps and even how much I sleep (which I found to be pretty awesome).

    I would recommend this to a friend
  • Pros mentioned:
    Accuracy

    Rated 5 out of 5 stars

    Love Love Love

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

    The flex is easy to use, don't notice it's there at all. It is very accurate in keeping track if your accomplishments and the accompanying app is great for keeping track of intake of calories burned calories water intake and hours of sleep

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Light and user friendly

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

    I wanted a device that was not complicated that I can use for everyday activities. This was the perfect size for what I needed. In addition, the cost was very reasonable.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 4 out of 5 stars

    enjoying using it

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

    I an enjoying using the fitbit. It helps me keep track of my daily and weekly goals. I probably do not use all the features of it yet, but hope to eventually. Fun way to keep track.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use, Sleep tracking

    Rated 5 out of 5 stars

    My Fitbit keeps me motivated to stay active

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

    I got the Fitbit because I was having problems motivating myself to exercise. I also wanted to see how well my sleep patterns were. Fitbit is super easy to get started with tracking all of my activity and the website is fairly easy tracking my caloric intake. Some items I have to research elsewhere on the internet but new items are easy to enter. I have learned a lot about my eating and exercising paterns. Even when I don't exercise, fitbit will let me know how many calories I am burning each day. I love it and continue to motivate myself to get more steps in each day!

    I would recommend this to a friend
  • Pros mentioned:
    Battery life, Sleep tracking

    Rated 4 out of 5 stars

    I'm lovin my FitBit Flex

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

    I bought the FB Flex for me and my wife. We purchased the FB Aria (which is the scale). The Flex is the perfect companion. I really like the iPhone app which syncs throughout the day. The battery lasts about 4-5 days which is great. And, I like how it keeps up with my sleep pattern. I also like how you get badges and messages when you achieve your goals. It makes me try harder to get my steps in. I am really glad I got the Flex!

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Great for the price

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

    Got this for my wife as a birthday gift. Works as expected. The price vs features is a good balance. She likes that it is not big and bulky and sits comfortably on her arm.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Keeps you accountable

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

    I bought the Fitbit flex at the end of the year so I've only been using it about a month. I can't say I love it. I think it's not always accurate in terms of the calories burned. There are definite discrepancies. I find the active minutes don't always add up to what I've done as well. Sleep cycles can also be a bit off. Battery needs to be charged every 5 days or so, so I try to find a time where I won't be moving around much. On the positive side it keeps me accountable with my calorie intake, activity, and how much water I've had in a day. I find the sleeping graphs interesting but again not entirely correct.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 4 out of 5 stars

    Like the tracker

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

    I really like the tracker. Motivates me to walk more. Syncs with MyFitnessPal for calorie intake and exercise. Only downside is the app for iPhone doesn't alway work the best.

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Rated 5 out of 5 stars

    Fit bit

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

    Was skeptical about this after having a nine fuel band for quite some time. But it has proven to get the job done and it's convienent to wear all day. Battery life is good and the different color accessories are good for switching it up

    I would recommend this to a friend