IrfanView
Free Personal
IrfanView is free image viewer application for Windows.
XnView MP
Free Personal
XnView MP is the enhanced version of XnView Classic. It is a powerful cross-platform media browser, viewer and converter.
Nomacs
Open Source
Nomacs is a free, open source image viewer, which supports multiple platforms.
Free Opener
Free
Free Opener opens a large variety of files without any hassle.
PhotoQt
Open Source
PhotoQt is a simple, yet powerful and good looking image viewer, written in C++/Qt, published as open-source, and completely free.
XnView
Free Personal
XnView is an efficient multimedia viewer, browser and converter.
JPEGView
Open Source
JPEGView was a popular image viewer for Mac OS.
Imagine
Free
Imagine is an image and animation viewer for Windows.
Universal Viewer
Freemium
Universal Viewer is an advanced file viewer for wide range of formats.
Image Eye
Free
Image Eye is a specialized image viewer, made for the sole purpose of viewing images as quickly and practically as possible.
Compare Viewnior with alternatives
Compare Free Opener and Viewnior and decide which is most suitable for you.
Compare Universal Viewer and Viewnior and decide which is most suitable for you.