I teach teachers about technology integration and use in their classrooms.
I teach ages: 22+ to 22+
Chrome allows users to login to the browser and syncs bookmarks across devices. Chrome is easy to use search from the address bar, multiple tabs open, and just like using the desktop version.
This tool reads QR codes that can be used to deliver assignments, or book reviews, or simply get the user to a specific website. The free version does have ads, but they are not too distracting.
I recommend this tool to all my teachers. The quick grading and instant feedback for teachers and students is so valuable! I think one of the greatest selling points is the fact that it will upload into your gradebook with a few keystrokes! This tool is one that every teacher should have in their tool belt.