The Smart watches are the digital watches, provided with different features other than timekeeping. These are capable to monitor the heart rate, provide reminders and track the regular activities. Provided are the timekeepers that someway works like a wearable computer. Smart watches are provided with local touchscreen interfaces, used for daily use. Supplied are the wearable computing devices as well as time-keeping devices, appreciable for their smart features. Provided purpose-specific standalone devices provides correct info about the wearer's health. These provide correct info about the wearer's heart rate and guides through the walking or driving directions.