Free software on your phone or tablet lets you scan, create, edit, annotate and even sign digitized documents on the go.

If your business or work depends on documents, you need a scanner that can do more than just snap a photo. iScanner is a top-rated scanning and document management app that brings professional-level ...

You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.