We especially liked the “Auto De-Skew” option, which levels askew images in scans without user input. You can easily tweak images’ brightness, contrast, colour, resolution and arrangement (“send to back/front”) too.ĭocument editing, conducted via the Page Layout tab, isn’t as user-friendly as in PDFelement or Seijda, but the insert, rotate, delete, watermark, Bates numbering and bookmark functions are all present and correct. After you click on them, text boxes flash and then become fully editable, and Nitro’s font recognition rivals that of PDFelement. Sejda web and sejda desktop perform many of the tasks above.Nitro breezed through editing both our text and image-heavy test PDFs. Qpdf and podofo provide libraries for making your own utilities. Alternative GUIs exist pdftk has been around longer but qpdf does most of what it does with a more permissive license podofo also does some of the same things as does sejda (GUI). Pdftk comes in free cross platform command line (server) versions, limited free GUI, and paid GUI ($4). Image extraction: pdf images (popplar-utils), podofo Image conversion: image magic convert, ghostscript, You can use qpdf to convert to qdf which can be edited in text editors as well as stream editors like sed, perl, and awk to replace text with U+2588 block chars

You can use highlight in okular, then force rasterization while printing to pdf. You need to remove characters or rasterize the page inkscape to remove objects before drawing over them to keep as vector., gimp, pdf-redact-tools. Careful, you can't just draw over it, the text will still be there underneath to search, copy and paste, and extract.

Shuffle/rotate/split/merge pages: pdftk, pdfsam, pdfshuffler, qpdf, podofoĬreate fillable pdf forms: libreoffice write, scribusĪpplying watermarks, overlay/underlay: pdft, qpdfĮxtract embedded files: okular, pdftk, qpdfĮncryption/permissions: pdftk, qpdf, podofo Inkscape can edit individual pages (burst/reassemble with pdftk,qpdf). View, annotate, and fill out fillable pdf forms using okular or evince.ĭraw over PDF or sketch on blank background: xournal, pen&pdf (android).Įdit: libreoffice draw. PDF studio is also cross platform but a little more expensive.īut you don't need to pay anything as there are free open source cross platform tools that do individual tasks.

Master PDF editor is cross platform, free (watermarked) or $70.

Phantompdf vs nitro pro