Hardware accelerated image viewer and image sequence player. It supports a large variety of formats, including many camera RAW images.


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 PDF Reader in the photos & graphics category. There are more than 100 alternatives to Preview for a variety of platforms, including Windows, Mac, Linux, Android and iPhone 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.
Hardware accelerated image viewer and image sequence player. It supports a large variety of formats, including many camera RAW images.


Altarsoft PDF Reader is a program for viewing and editing PDF files.
Main Features:

The Ristretto Image Viewer is an application that can be used to view, and scroll through images.




Sequential is an image viewer for Mac OS X. It was originally designed for opening a folder of images and displaying them in order. It works well for viewing comics and manga.



BonAView is the most innovative digital photo management software which have no analogs in his class. It provides an ultimate image management and organization tools which helps you to categorize and rate your image files, and manage photo collections of any size - from a few...



Bloom Image Viewer is a fast, cross-platform, and free image viewer and converter with support for most file formats in existence, including all RAW formats.



A plugin that lets you view HEIC photos on Windows and convert them to JPG by right-clicking.

ThumbsPlus is a highly customizable image database with thumbnails and batch editing. It makes it easy to catalog, organize, locate and maintain all of your graphics, multimedia and font files.






GPicView is a simple and fast image viewer with low memory usage. This little program is not aimed to be powerful or feature-rich. Its aimed to replace the default image viewer of current desktop systems.

Blazing fast PDF and portable eReader built on muPDF. Including the ability to save "highlights" and notes like on Kindle.



