Apps similar to Preview include SumatraPDF, which is free and open source. Other options are Okular, IrfanView, XnView MP and ImageGlass. You're spoiled for choice with Image Viewers like Preview: we list more than 100 alternatives for Windows, Mac, Linux, Android and iPhone.
Vipsdisp can display huge (many, many gigabyte) images quickly and without using much memory. As well as the usual PNG, JPG, TIF, PDF, SVG, WEBP, JP2, JXL and GIF, it supports many scientific and technical image formats, including SVS, MRXS, OpenEXR, FITS, Matlab, NIfTI...
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sxiv is a simple image viewer for X. It only has the most basic features required for fast image viewing.
GNOME sushi is a file previewer for the GNOME desktop environment. It is available as a standalone package that integrates with GNOME Files (formerly named Nautilus).
Adds feature-rich previews to Quick Look including GitHub-style Markdown with KaTeX and Mermaid, syntax highlighting for over 200 languages, sortable tables for CSV/TSV and SQLite, archive and directory browsing, diff file views, and theming options.
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Chasys Draw IES is a suite of applications including a layer-based image editor with animation, icon editing support and super-resolution via image stacking (Chasys Draw IES Artist), a multi-threaded image file converter (Chasys Draw IES Converter), a fast image viewer (Chasys...
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Unifie is a fast, thumbnail-focused image viewer with dual viewing surface that lets you see two folders of images side-by-side for easy comparison.
Phoenix Slides is a fast full-screen slideshow program/image browser, for flipping through folders or disks full of images. Phoenix Slides also does lossless JPEG transformations and can display EXIF data. It runs on Mac OS X 10.9 or later.
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Text to PDF, scan QR & Barcode to PDF, excel to PDF. It’s easy to use and 100% free.
This app is like a one-stop solution. Try it now!
Loupe is a modern image viewer designed for the GNOME desktop environment, offering fast GPU-accelerated rendering, image editing and metadata viewing. It replaced .
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Integrates photos from various devices into a unified, organized library, syncing collections across Apple, Android, and Windows while preserving folder structures. Enables multi-platform editing, advanced search, sharing, RAW support, offline syncing, metadata tools, and secure management.
United States
Edit your PDF files quickly and intuitively. Open, edit, save or convert PDF files with PDFTool – it’s up to you.
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