Facebook Messenger vs HeartRate JS
A side-by-side look at Facebook Messenger and HeartRate JS. For an in-depth review of either product, follow the links below.
Facebook Messenger
Social & Communications
Facebook Messenger is a popular messaging app developed by Facebook. It allows users to send messages, photos, videos, and make voice and video calls to contacts. Key features include group chats, games, payments and using bots.
messagingsocial-mediavideo-callinggroup-chatsphoto-sharing
HeartRate JS
Sport & Health
HeartRate JS is an open-source JavaScript library that enables real-time heart rate monitoring and visualization in the browser using a device's webcam. It uses image processing and color tracking algorithms to detect subtle color changes in a user's face caused by blood circulation and derive an estimated heart rate.
heart-ratehealthtrackingwebcam