Apps similar to Quick Picture Viewer include IrfanView, which is free for personal use. Other options are ImageGlass, nomacs, FastStone Image Viewer and qView. Image Viewers like Quick Picture Viewer are a crowded field, with more than 50 alternatives for Windows, Linux, Mac, iPhone and iPad.
Mirage is a fast and simple GTK+ image viewer. Because it depends only on PyGTK, Mirage is ideal for users who wish to keep their computers lean while still having a clean image viewer.
Imaginario is an open-source, cross-platform photo manager for the desktop with a version optimized for mobile devices running Ubuntu. It features built-in filterable search, great tagging with hierarchical categories and automatic face-tagging and more.
Italy
EU
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.
Taiwan
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
The Ristretto Image Viewer is an application that can be used to view, and scroll through images.
GermanyEU
Viso is a beautiful minimal image viewer for MacOS. Features a non intrusive UI that allows you to get the most viewing experience out of your images.
Deepin Image Viewer is an image viewer produced by Deepin Technology. It is fashion and smooth, supports multiple image formats, user can view any kind of image.
China
India
Basic Photo Viewer is a free image viewing app for Windows 10 with an optional Pro upgrade, offering a minimalist fullscreen photo viewing experience, with customization and export features.
This program allows you to view BPG Images in Windows, Linux and macOS (format description: http://bellard.org/bpg/).
