Free and open source desktop application to split, merge, extract pages, rotate and mix PDF files.
Italy
EU
+5
STDU Converter Alternatives
STDU Converter is described as 'Helps you convert DjVu, TIFF, DCX and Comic Book Archive (CBR or CBZ) to PDF by two clicks. You need only select source file and choose location for destination file' and is an app in the office & productivity category. There are more than 25 alternatives to STDU Converter for a variety of platforms, including Windows, Mac, Web-based, Linux and Android apps. The best STDU Converter alternative is PDFsam, which is both free and Open Source. Other great apps like STDU Converter are Master PDF Editor, Sejda, Nitro PDF and KDAN PDF.
Alternatives list
- 146 PDFsam alternatives
132 Master PDF Editor alternativesMaster PDF Editor is complete solution for editing PDF and XPS files. You can insert, edit, remove, copy, add images or graphics. Export, import, remove and change page layouts. Also Master PDF Editor provides full functionality for changing PDF information, including author...
136 Sejda alternativesSejda helps with your PDF tasks: edit existing text, split, merge, extract, compress, export to other formats and more.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Google Chrome
- Flathub
- Flatpak
+2
167 Nitro PDF alternativesNitro offers comprehensive PDF solutions for editing, creating, and converting, alongside OCR and e-signature tools. Supports Mac, Windows, and iOS, providing a user-friendly interface with industry-standard security features. Ideal as an Adobe Acrobat alternative.
+1
261 KDAN PDF alternativesComprehensive solution for editing, signing, form filling, OCR scanning, commenting, converting, and redacting PDFs, with AI-driven analysis and content extraction, data export to spreadsheets, text-to-speech, seamless use across desktop and mobile, and batch processing.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Android
- iPhone
- Android Tablet
- iPad
+7
Convert files like images, videos, documents, audio and more to other formats with this free and fast online converter.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Mozilla Firefox
- Google Chrome
- Android
- Android Tablet
- iPhone
- iPad
ClarifyDocuments is a free AI tool that converts PDFs, images, and slides into clean, editable text. It automatically cleans, organizes, and processes content in any language, helping students and educators focus on learning.
Cost / License
- Free
- Proprietary
Platforms
- Online
98 PDF4QT alternativesOpen-source PDF viewer and editor using Qt framework, featuring hardware-accelerated rendering, encryption, multithreading, text-to-speech, annotation tools, form filling, high-res monitor support, document compression, audio book conversion, and signature validation.
22 Tabula alternativesTabula is a tool for liberating data tables locked inside PDF files. Extract tables from PDFs.
Comprehensive cross-platform PDF suite enabling accurate conversion from native or scanned files to Word, Excel, PowerPoint, and AutoCAD, with OCR support, document editing, annotation, redaction, interactive forms, table customization, batch creation, secure signing, and multilingual UI.
+6
170 LightPDF alternativesCloud PDF toolkit provides over 20 tools for editing, conversion, OCR, merge, split, annotation, batch processing, and signatures, with free online access, cross-platform usability, no watermarks, no size limits, and options for mobile and desktop integration.
+5
Free online conversion service. Possible to determine unknown file format too.
Thats a pretty catchy selling point in itself—you can convert PDFs to Excel files, huge TIFF images to PDF, icon files into images, and the site even does a little OCR work on certain image-to-text co.
Russia
Netherlands
United States
Taiwan
Germany
Czechia
China
Canada