Gone were the times in which, to have a copy of a document quickly, without resorting to any type of scanner, a photograph was performed as probably, then it was blurred and it was impossible to understand anything about the information.
The mobile phones have unburned any type of spy miniatham, of those with which the Soviet agents were made with a copy of a superscreatic planes.

In addition, there are different applications that convert the photo from a document, modify certain parameters, the cut and make a PDF as if it were the original document.
These include options to organize the documents, store them in the cloud and even join them as pages of the same PDF.
One of the best known is Microsoft Lens: PDF Scanner, available for Android and for iOS, which is also free.
Using it is quite easy since the design is very intuitive.
Simply execute the application and allow access to the terminal photographs.
Then from the document document located at the bottom right, with the camera activated, focuses on the document you want to scan.

A box that you have to match the corners of the folio will appear on the screen, then press the trigger.
The next step is to verify that the margins are correct, being able to correct by dragging the corners with your finger, then select confirm to finish the scan.

Before exporting, for example, in PDF, the application lets you trim the document, turn it on, turn it, apply different filters to increase your readability and even add comments.
It also lets choose where to store the file, how image or pdf, in the internal memory or in the cloud.

There are other alternatives to the application of Microsoft, although with similar functions.
Adobe Scan, created by Adobe, is integrated with the rest of the brand applications, including Adobe Photoshop.
It is also free and the interface is similar to that of Microsoft.
It is available for both Android and iOS.

Another of the best known is Camscanner, which also has been coexisting and adding a multitude of improvements.
One of the functions that most difference in competition is the tool to convert scan to text.

Google Drive also includes a native tool to scan documents that go directly to the cloud.
To use it, you only need to open the Drive application on your mobile, select the more than is in the lower right, press Scan, perform the Take and go by following the steps to trim and store the document.