Your dog needs to stay active to stay healthy. We have covered plenty of smart wearable devices and health trackers for humans. The FitBark Dog Activity Monitor happens to be a nifty tool to monitor your dog’s everyday activity 24/7. You can set health goals and monitor changes in your dog’s behavior. You will be able to compare your dog with others and share your data with friends. The device has a rugged, waterproof design and weighs 8 grams. Sets you back under $100.