ScanWritr is a free scanner app with one of the best auto-cropping features, which makes document scanning really easy.
It knows how to import a wide range of different formats (all commonly used MS Office, Open Office, Lybreoffice, Hancom, csv, pdf, etc.).
ScanWritr also allows users to write on scanned/imported documents, add signatures, annotations, etc.
Finally ScanWritr can connect to basically any cloud solution/social media. You can also print documents using Cloud Print and send Fax (requires a purchase of fax tokens).
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