Slim PDF Reader

Slim PDF Reader 2 is a free, cross-platform PDF viewer compatible with Windows, macOS, and Linux platforms. It is a lightweight PDF reader that enables users to easily open and view any PDF document. Besides easy PDF viewing, users can use Slim PDF Reader to fill out interactive PDF forms, verify PDF documents that have attached digital signatures, and markup PDF content with one of ten available annotation tools: Sticky Notes, Underline, Highlighter, Stamp, Caret, Squiggly Line, Strikethrough, Attachment, Link, Watermark. The new version 2.0 comes with a brand-new, revamped UI that comes with a modern, dark theme and improved navigation options for a simplified PDF viewing experience. Slim PDF Reader is one of the smallest desktop PDF viewers with a download size of only 15 MB.