Wednesday 8 March 2023

19 best PDF merge and conversion management applications


The use of PDF files is very widespread and is a standard data and image transfer standard applied worldwide. However, things get difficult when we try to look for free applications that can process them. Guided by efficiency and above all the free offer, we present to you 19 of the best free PDF editing applications to help you edit them.



AlterPDF consists of a set of free PDF tools that allow you to convert, modify and sign PDF documents. With this program you are able to convert PDF to images, as well as convert JPG and other images to PDF, export text and images. You can merge PDF files into one document or split a PDF into multiple files and rotate, crop and remove desired pages from a PDF. Encrypting, decrypting, signing PDFs and changing metadata are also possible.



With K2pdfopt you can optimize PDF / DJVU files for e-readers (eg Kindle) and smartphones. Works well on multi-column PDF / DJVU files and even scanned PDF files. It can also be used as a general copy, crop PDF manipulation tool. It is a standalone program that optimizes the format in PDF (or DJVU) files and makes them more suitable for viewing on small screens (eg 6-inch) for smartphones or special e-readers such as Kindle. The output from k2pdfopt is a new (optimized) PDF file.

PDF Arranger


PDF document editor application, which helps the user to merge or split PDF documents, rotate, crop and rearrange the desired pages using an interactive and intuitive GUI. 

The application is very simple and easy to use, with only a few buttons on its toolbar to open a PDF document, save current modifications, and zoom in and out and rotate PDF document pages. To rearrange the pages in a PDF file, open the PDF document you want to modify and drag and drop the pages to change their order. 

From there you can export the current selection. In addition to merging and splitting PDF files, you can rotate individual pages, crop pages to hide content, or permanently delete pages from a document. Additionally, PDF document properties can be edited with ease through PDF Arranger.

PageFlip Free PDF to ePub


PageFlip PDF to ePub, a free PDF to ePub converter, lets you convert PDF to ePub easily. 100% free software, absolutely at no extra cost. After converting the PDF to ePub, you can display it on your website so that it can be read directly. You can even convert either one file or several PDF files to ePub format at a time.

SwiftDoo PDF


Swifdoo PDF enables you to create, convert, merge, compress and sign PDF documents very simply and quickly. It includes all the PDF tools you need to edit PDF files to fix typos, add pages, links or images, or remove content. 

You can even change the font size, style and color, Copying and pasting text is very simple. In addition, the powerful OCR function enables you to locate and recognize the text of scanned PDFs. 

SWIFDOO PDF provides different link actions that allow you to go to a new page in the same document, to an external web page, or to a specific file. In addition, you can insert images into a PDF and adjust the transparency.



Free online service through which you can convert PDF to Word, PDF to PowerPoint, PDF to Excel, PDF to AutoCAD PDF to plain text, PDF to JPG, PDF to PNG, PDF to GIF, split or join separate PDF files , convert Word files to PDF, create PDF documents and extract text from a scanned image file, and edit your content in Word. 

With OCR Online you can also convert any image to text and export tables from scanned images by converting to Excel. It doesn't matter your operating system can work seamlessly on Windows, Mac or Linux, without requiring you to register and without any restrictions. 

Your conversions are safe and the converted files are deleted after a few hours, also you can access through your browser from your mobile or tablet and convert the files in the same way as on your computer. Finally, you can upload and edit files stored in Google Drive and Dropbox.

PDFMate PDF Converter Free


You no longer need to worry about problems when copying or editing PDF files. PDFMate PDF Converter Free is a free application to convert PDF files to plain text, EPUB, IMAGES, HTML, SWF, Word and PDF files. It can convert PDF to Word / Text / EPUB / IMAGE / HTML / SWF / PDF. 

It enables you to merge multiple PDF files into a single file. You can use it wherever there is a need to convert PDF to editable text, Word and HTML files, to EPUB eBooks for reading and sharing on eReaders such as iPad, iPhone, Sony Reader, Android, Kindle Fire, etc., as well as to common image formats in JPG, PNG, GIF, BMP, TIFF), even convert PDF files to SWF files.

The output files retain all the original layouts, text content, images and hyperlinks, and after conversion, you can edit the output files into text, HTML editor, etc. to further optimize the files to your own requirements.

PDF Shaper


Complete application that includes a collection of free PDF tools and which allows you to merge, split, encrypt and decrypt PDF files, convert photos to PDF, PDF to Word RTF or images, extract text and images from PDF. In conclusion, this is one of the best file editors and all these gathered in one application, it supports Unicode characters and batch editing. In its free version it includes some limitations.

PDFMate Free PDF Merger


With this application you can shred a large PDF file, delete unwanted pages, merge key parts of PDF document, rearrange the file in desired order, convert scanned file to image format and create encrypted PDF files. 

PDFMate Free PDF Merger includes many features such as add multiple PDF files with simple drag and drop action, bulk merge PDF files or convert multiple image files at fast speed with one click, print output PDF document with 2 in 1 page setting or even 4 in 1, saving time, paper and environmental friendliness. 

The whole PDF merging process is simplified in 3 steps. You just need to add files, adjust the output and click to merge. Finally, you can create PDF documents with high-security PDF encryption that can act as a PDF encrypter, offering you the protection of your files. There are options to set a password for your PDF, it enables you to print confidential PDF file with high security. .

PDF on Basic


Free software designed to split, merge, extract pages, mix and rotate PDF files. through a very clean, comprehensive menu and even in Greek. Merging is probably the most popular part of PDFsam Basic and allows you to combine multiple PDF files together. 

Input PDF files can be merged in whole or in part. The page selection can be configured as comma-separated page ranges (Ex 1-10, 14, 25-), allowing you to specify which pages to merge for each input PDF file. 

You can merge them, discard them to keep smaller, or create a new bookmark tree with one entry for each merged PDF file. You can discard them, but also merge them into a new format or even merge them by renaming fields. 

Finally add a table of contents to the beginning of the generated PDF. A clickable list of entries will allow you to easily navigate the merged PDF files. In conclusion, this is one of the best free PDF editors that stands out for its simplicity but also for its multitude of options.



PDF Candy provides users worldwide with completely free online tools related to editing PDF files (such as converting, splitting, merging, rotating, etc.). with absolute reliability and high quality processing. It is a versatile tool that allows you to convert files from PDF to various supported formats (PDF to DOC, PDF to JPG, etc.), but also convert documents, e-books and images to PDF, merge PDF, split PDF, extract images and text from PDF, edit PDF metadata, protect PDF and unlock password protected files. All services are provided at no cost and without advertising.

PDF Replace


PDF documents are not easy to modify and change. So, sometimes, a problem may arise because you may need to modify some words or replace a text in a PDF file, especially if you need to replace some duplicate texts or words in many PDFs and you don't know how to do it. PDF Replacer is a PDF text replacement software tool. 

With this program you can easily replace a specific word, phrase or sentence in multiple PDF files with the text you want and even set or change text font replacement such as bold, italic, underline and delete. If you need to replace text on a few pages instead of the entire PDF file, it has a page-wide function, which can easily replace the words you want on individual pages only. 

Apart from these features, PDF Replacer also allows you to enter multiple replacement words at once and will replace the text you set in each PDF file. Finally, it supports PDF in more than 50 languages, almost all countries.



PDF24 Creator 10 brings all the tools of the free online PDF24 Tools application as an offline version. All files remain on your computer. As you correctly understood, this is a free program to convert documents or images into PDF files. 

Download the program and run it, it will create a virtual printer on your computer, drag the document you want to convert to the point indicated by the program, as you will notice a preview of the document or image you want to convert will be created, tap the printer icon select a printer and your document is ready.

Free PDF24 PDF Creator is a program that creates PDF files from almost all applications. With PDF Creator you can easily convert documents to PDF files, create multiple PDF printers for different tasks, and create profiles for duplicate tasks. 

You can also easily link multiple files together, lock or unlock PDF files, convert, split and compress PDF files. The settings can be saved permanently for future use, without having to change them each time. Finally it has options for PDF transmissions, password security, compression analysis, and digital signature.

Corrupt PDF Viewer


If you try to open a PDF file and get the message "the file is damaged" or some other error message it means that this PDF file is damaged and cannot be opened. 

Corrupt PDF Viewer is a small utility that allows users to open and view corrupted PDF files on Windows instantly. 

Unlike other PDF repair tools Corrupt PDF Viewer can open and display the problematic PDF content directly like opening a normal PDF file. 

It also allows you to save the content in a new intact PDF file, which could be viewed by other PDF readers or web browsers. Besides, it supports exporting repaired PDF pages to images or printing them on printers.

PDF Fixer


PDF is a very common document format that we come across in our daily life. Since most PDFs are compressed, editing PDF files with a word processor is likely to cause corruption, data displacement, or loss of part of the data due to network instability and in transit, which is likely to damage and destroy the PDF files. PDF readers cannot open or repair corrupted PDF files. However, PDF Fixer is a free PDF repair utility that can repair and restore any problematic PDF files.

PDF Page Merger


Amazing office application specially designed to merge multiple pages into one page in one PDF file. Apart from combining all pages into one single page PDF file it can also merge any 2, 4 or more PDF pages into one page and save them into a new PDF file. 

This would be very useful for people who need to create double-sided PDF magazines, collage page PDF eBooks, or save ink for bulk document printing. This is a multilingual version including English, French, German, Dutch, Italian, Spanish, Portuguese, Polish, Danish, Chinese, Japanese, Korean, Greek and other languages.

In addition to handling the classic A4 page size, it can scale the merged PDF page to most common paper sizes such as A3, B5, C1, Letter, etc. The program also supports PDF page orientation adjustment.



Free PDF editing suite for your mobile. Editing and modifying PDF files is 100% FREE, easier and faster than ever before! Now, adding signature to PDF documents, editing and filling out PDF forms can be done in seconds from your mobile.

iLovePDF mobile App is an excellent combination of free PDF reader and PDF editor. It is designed to save valuable time and can turn a smartphone or tablet into a reliable file conversion and editing processor, boosting productivity even when the user is on the go. The application provides its users with full access to all PDF tools without time or geographical restrictions. 


  • You can highlight relevant text in a PDF file and then add comments and footnotes to the PDF, even draw or insert images.
  • You can add your signature to PDF files directly through your smartphone or tablet.
  • You can fill out PDF forms and share them within seconds.
  • You can also select multiple PDF documents and merge them into one PDF file.
  • Split PDF pages or export pages in multiple PDF documents in very high quality.
  • Ability to select and control the desired file size using the PDF compressor tool.
  • Convert Office documents to PDF files.
  • Edit scanned documents on-the-go with the ability to convert any scanned text or image into an editable PDF file with extremely high accuracy.
  • High-quality image extraction from PDF documents and the ability to convert images into one or multiple PDF files.
  • Rotate specific PDF pages and resize them to fit the document perfectly.
  • Unlock even password-protected PDF files and remove the password to use the file.
  • Full personalization for PDF files with the possibility of choosing the position and size of the page numbers.
  • Any image or text can also be selected and added as a watermark to any PDF document. 
  • Users can sign in to Google Drive or Dropbox with their personal account and choose to share their PDF files directly from the Cloud.
  • View, edit, modify PDF files stored in the Cloud or on a mobile device, anywhere, anytime.

PDF24 Tools


It is an amazing free online application through which we can do everything related to PDF files like create PDF files, remove pages from a PDF document, extract pages, merge PDF, optimize them add watermark convert them and many other conveniences.

It offers you a collection of tools that you can use to work productively with PDFs and other files. PDF24's tools will satisfy you completely. There's almost nothing PDF-related that you can't do. Its tools have been developed with the aim of being as easy to use as possible. 

The goal was and is user convenience. File transfers to its servers are encrypted. Its online tools work directly in your web browser, so you don't need to install any software. This means you can use the tools on any device with an internet connection

It supports all current operating systems and browsers. Whether it's Windows, Linux, MACs or smartphones, PDF24 works just as well. You can use all its tools for free and without any restrictions.

PDF Unshare


PDF Unshare is a free PDF copyright protection software that encrypts and protects PDF and UPDF files with permission and authorization settings through to prevent printing, editing and copying of sensitive information by unauthorized users. 

Aimed at organizations looking for easy-to-use encryption solutions to protect sensitive data, this software does not use passwords to protect PDF files, as they can easily be shared or removed through programs. Instead, PDF files are protected using individual encryption keys that are broadcast to authorized devices from a web server and encrypted in a keystore on the local device. 

Key storage is locked to individual devices, so it cannot be copied and moved elsewhere. PDF Unshare provides many security features and built-in restrictions to protect PDF files. Most of the basic protection features are applied by default (restricted user access) where else, the user can change according to their requirements. 

All these security restrictions allow users to stop sharing PDF files with unauthorized users, control how they are used and how long they are used by authorized members. PDF Unshare provides users with a centralized approach to data with security and convenience. Additionally, it opens the door for future co-innovation to help users manage their data. Key features of Unshare PDF software include: Protection (encryption) of PDF files with specific RMS rights policies. Application of dynamic security watermarks. 

The user can set the text and color of the security watermark for the PDF to prevent the file content from being copied through the use of screenshots, cameras, mobile phone cameras, video capture or other similar methods. 

 Create activity logs that keep a history of files that are protected and limited user access. Restricts authorized access to a Windows PC or iPhone or Android device. 

This way you can set your PDFs to expire on a specific date. Although using the application is not difficult, nevertheless you can read the detailed way of using it, in the relevant Tutorial, which you will find on the website of the creator of the application.

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