PDF-XChange Viewer vs Voukoder

PDF-XChange Viewer

Description: PDF-XChange Viewer is a free PDF reader and editor for Windows. It provides basic PDF viewing and annotation features like adding text notes, highlights, shapes, freehand drawing, and more.

Type: software

Pricing: Free

Voukoder

Description: Voukoder is a free and open-source video encoder that can convert video files and encode them into various formats like H.264, HEVC, VP9, and AV1. It's designed to be very fast while producing high-quality encodes by utilizing modern encoding technologies like NVENC and software encoders like x264. Cross-platform and easy to use with a lot of features.

Type: software

Pricing: Open Source

PDF-XChange Viewer Features

• View, edit, and create PDF files
• Annotate PDFs with highlights, notes, shapes, stamps, etc
• OCR to make scanned PDFs searchable and editable
• Digital signature support
• Form filling
• Tabbed document interface
• Customizable interface and toolbars
• PDF compression and optimization
• PDF splitting and merging

Voukoder Features

• GPU-accelerated encoding using NVENC and AMD AMF
• Multi-threading for fast software encoding
• Support for H.264, HEVC, VP9 and AV1 codecs
• 10-bit color encoding support
• HDR tone-mapping and encoding
• Subtitle encoding and muxing
• Audio encoding like AAC, MP3, FLAC, etc
• Wide format support like 21:9, 360 VR, etc
• Modular and customizable encoding presets
• Command line interface

PDF-XChange Viewer

• Free

Voukoder

• Open Source