
IrfanView
XnView MP
ImageGlass
FastStone Image Viewer
qimgv
JPEGView
qView
nomacs is a free, open source image viewer, which supports mu

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Which is more popular?
Based on our record, nomacs seems to be more popular. It has been mentioned 16 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | nomacs.org | opalstack.com |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Nomacs is recommended for photographers, graphic designers, and casual users who need a reliable and feature-rich image viewer to manage and edit their image files.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using nomacs and Opalstack. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Like other apps Nomacs also supports all basic image editing options out of the box, Nomacs is free to use open-source image viewer that supports multiple platforms.
nomacs is a free image viewer for windows, linux, and mac systems, which is licensed under the GNU Public License v3. nomacs is small, fast and able to handle the most common image formats including RAW images....
7 Best Photo Viewer Apps for Windows 10 in 2019What’s wrong with the default Microsoft Photos on Windows 10?1. IrfanView2. Nomacs3.HoneyView4.XnView5. FastStone Image Viewer6. Imagine
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Recommendations tracked on public social media and blogs since March 2021.


Be careful with Irfanview and XNView as these are free strictly for personal use (non commercial). An open-source alternative I've been using is: https://nomacs.org/. - Source: Hacker News / almost 2 years ago
For Linux users looking for something similar to IrfanView, nomacs is the closest I found to IrfanView since I moved away from Windows: https://nomacs.org/. - Source: Hacker News / over 2 years ago
How that cmyk profile is shown depends on the image viewing app too and if it [the app] can show that colour profile. Have you tried opening the image in a webbrowser, if it's updated and your monitor has the specs for it, try drag&drop... Source: about 3 years ago
Tracking Opalstack since Sep 2023.
When comparing nomacs and Opalstack, you can also consider the following products.

IrfanView ... one of the most popular viewers worldwide.
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XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Compare XnView MP to nomacs or Opalstack:

You can use Image to view your digital images and photos of many different formats.
Compare ImageGlass to nomacs or Opalstack:

FastStone Image Viewer is a fast, stable, user-friendly image browser, converter and editor.
Compare FastStone Image Viewer to nomacs or Opalstack:

Simple image viewer written in qt. Supports webm playback.
Compare qimgv to nomacs or Opalstack:

JPEGView is a small and fast viewer/editor for JPEG, BMP, PNG, GIF and TIFF images.
Compare JPEGView to nomacs or Opalstack: