Preview is described as 'Native macOS tool for viewing, annotating, and editing images and PDFs, offers cropping, resizing, markup tools, page rearrangement, and export to multiple formats' and is a very popular Image Editor in the photos & graphics category. There are more than 100 alternatives to Preview for a variety of platforms, including Windows, Mac, Linux, Android and Flathub apps. The best Preview alternative is SumatraPDF, which is both free and Open Source. Other great apps like Preview are Okular, IrfanView, XnView MP and ImageGlass.
Lenscape is a macOS photo viewer software optimized for Apple Silicon. It allows users to view, manage, and customize their photos and videos in various modes like gallery, full screen, or thumbnail. Users can also select photos and videos to move, copy, trash, or share them.
Xreader is a document viewer capable of displaying multiple and single page document formats like PDF and Postscript.
The simplest PDF viewer. Safe (doesn't require permissions), lightweight (just 6,9MB) and modern.
Simplistic Image Viewer with focus on speed of rendering and switching between images. A good complement when no editing capabilities are nessesary.
AI powered productivity tool for reading, understanding and taking notes on PDFs and long websites. Users can search, summarise, extract and define keywords, ask google-search type questions and be taken straight to the answers.
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...
Its minimalistic interface provides more screenspace for your images. Among its features are:
In version 8, Google Chrome introduced a free PDF viewer, installed by default. While this plug-in lacks many features of the Adobe Acrobat Plug-in, it is much faster and lighter, and updates with the browser rather than an external utility.
The app that allows scanning and organizing documents. Including export in PDF and sharing with others. Completely free.
A simple PDF document viewer, in the lines of Evince but without using the Gnome libraries. ePDFView is a free lightweight PDF document viewer using Poppler and GTK+ libraries.
Loupe is a modern image viewer designed for the GNOME desktop environment, offering fast GPU-accelerated rendering, image editing and metadata viewing. It replaced .
Pixea is an image viewer for macOS with a nice minimal modern user interface. Pixea works great with JPEG, HEIC, PSD, RAW, WEBP, PNG, GIF, and many other formats.
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You are able to switch between images, great settings, very fast and lightweight.