Best Sav PDF Viewer Alternatives & Competitors in 2025

A totally free of cost and ads PDF documents reader.

Key MJ PDF Reader features:

Open Source Lightweight User-Friendly Interface No Ads

Document Viewer is a highly customizable document viewer for Android. - SufficientlySecure/document-viewer.

Key Document Viewer features:

Open-Source Privacy-Focused Multi-Format Support Offline Functionality

As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more.

Key DocRaptor features:

Ease of Use Customizable High-Quality Rendering Compliance

Try for free paid Free Trial $15.0 / Monthly (125+ Documents)

Create PDF and convert documents to PDF for free with the free PDF24 PDF Creator.

Key PDF24 PDF Creator features:

Free to use User-friendly interface Wide range of features No installation required

PDF Viewer (aka pdf.js) is a new revolutionary extension using web standard technologies that...

Key Firefox PDF Viewer (PDF.js) features:

Open Source Cross-Platform Compatibility Integration Ease Actively Maintained

Open Source

Adobe Acrobat Reader is a free tool for viewing documents that have been stored in Adobe's Portable Document Format (PDF).

Key Adobe Reader features:

Compatibility Features Security User Interface

The smallest, fastest, most feature-rich PDF editor/viewer available.

Key PDF-XChange Editor features:

Feature-Rich Lightweight User Interface OCR Support

PDFsam Basic, a free, open source, multi-platform software designed to split, merge, extract pages, mix and rotate PDF files.

Key PDFsam features:

Cost User Interface Functionality Cross-Platform

Open Source free

PDFCreator converts every printable document to PDF and many other formats. Create professional PDFs with a few clicks and it's free. With many Professional Features: merge documents, send emails and more.

Key PDFCreator features:

Versatility Ease of Use Customization Cost-Effective

Create, Review and Edit PDF Documents on Windows, Mac, and Linux.

Key Qoppa PDF Studio features:

Cross-Platform Compatibility Comprehensive PDF Tools User-Friendly Interface No Subscription Required

paid Free Trial $99.0 / One-off (Standard, 2 computers (for the same user) )

MuPDF is a lightweight PDF and XPS viewer.

Key MuPDF features:

Lightweight Fast Performance High-Quality Rendering Support for Multiple Formats

Open Source

Evince is a document viewer for multiple document formats: PDF, Postscript, djvu, tiff, dvi, XPS...

Key Evince features:

Open Source Lightweight Multi-format Support User-Friendly Interface

Simple Android PDF viewer based on pdf.js and content providers. The app doesn't require any permissions. The PDF stream is fed into the sandboxed WebView without giving it access to content or...

Key Secure PDF Viewer features:

Open Source Security Focused Lightweight Privacy

Okular is a universal document viewer based developed by KDE.

Key Okular features:

Open Source Multi-Format Support Cross-Platform Annotation Tools