A:AnswerYes. We have had problems with the sensor when we exercise because the watch malfunctions if you sweat. We have already returned one and are going to return another. Dissatisfied with this product.
A:AnswerThe Fitbit+ subscription is optional. The watch comes with six months free. After that it is just 9.95/month. I personally think it's worth it but one could easily survive without the subscription or start and stop it as needed.
A:AnswerNo you can’t but you get a notification. And you can read the text but can’t reply on watch. You get notification of incoming call and you can view who is calling. but you can’t answer