Galaxy SmartTags can help you find your lost items using Bluetooth and an app - here's how Mar 06, 2021, 01:52 PM facebook email The Galaxy SmartTag is a tracking device you can affix to personal items that are easily misplaced. Samsung Galaxy SmartTags are tags that you can put on your keys, remote, or other items to help you find them when they're lost. Once you sync a SmartTag with your Galaxy smartphone, you can use an app to find the tags or ping them. You'll need to be within about 130 yards of a SmartTag to locate it with your phone. . When Samsung introduced the new Galaxy S21, it unveiled another new product at the same time: Galaxy SmartTags.