Scan your supporting documents with a smartphone

Here is a list of applications for scanning PDF documents using a mobile phone camera.

OS Applications
Android (Google) Genius Scan, CamScanner, Tiny Scanner, Office Lens, ...
iOS (Apple) Genius Scan, Aperçu, InstaPdf, Scan Pages, Doc Scan, ...
Windows Phone (Microsoft) CamScanner, Office Lens, Handy Scan, ...
BlackBerry OS (RIM) Scan to PDF Free, Camera Scanner for PDF, ...

Create, merge or split your PDF files


Create your PDF files

A large number of word processing programs allow you to save documents in PDF format (Word, Open Office, Libre Office, ...).
Similarly, the latest operating systems natively include a virtual printer with the possibility to "print to a PDF file".
You can install and use free virtual printers such as PDF Creator, CutePDF Write, ... or check and update your word processing software.


Merge or split your PDF files

There are several applications to install on your computer:

OS Applications
Microsoft Windows PDF Studio Standard, PDF Architect, PDFsam, jPdf Tweak, ...
Apple MacOS PDF Studio Standard, PDF Architect, PDFsam, jPdf Tweak, ...
Linux pdftk, pdfunite, pdfseparate, qpdf, gs, ...

Reduce the size of a supporting document

Here is a non-exhaustive list of existing tools :

file type OS Programs to install on a computer
PDF Microsoft WindowsPDFCreator, FileMinimizer PDF, PDF Reducer Free, Adobe Acrobat, ...
Apple MacOsAperçu, iSkysoft PDF Editor, Adobe Acrobat, ...
LinuxShrinkpdf, pdftk, convert, ...
JPG/JPEG Microsoft WindowsCaesium, FILEminimizer Pitures, FileOptimizer, ...
Apple MacOsImageOptim, OSX Image Resizer, JPEGmini Lite, ...
Linuxjpegoptim, ...
PNG Microsoft WindowsCaesium, FILEminimizer Pitures, FileOptimizer, OptiPNG, ...
Apple MacOsImageOptim, OSX Image Resizer, ...
LinuxOptiPNG, ...