IrfanView

Name: IrfanView
Author: Irfan Skiljan

by Irfan Skiljan · Proprietary, free for private and non-commercial use

Fast and compact image viewer and converter

Check before you run this

2 of 2 installers download from fileforum.com, which we could not link to irfanview.com. Verify the hash before running the file.

These URLs are the ones Irfan Skiljan declares in its own manifest. We do not proxy or shorten them, and we do not host a copy.

exemachine scopedownload.fileforum.com · third party

exemachine scopedownload.fileforum.com · third party

Run this against the file on disk. If the output does not match the hash below, the file is not what Irfan Skiljan published. Delete it.

Windows · PowerShell

Get-FileHash "iview475_x64_setup.exe" -Algorithm SHA256

macOS · Linux

shasum -a 256 "iview475_x64_setup.exe"

Expected output

6b7e36c089194347be1bea5fea08dc97316f2181e40427e7e2867ad7ba3906a0

Signal	Finding	Points
SHA-256 hash published	2 of 2 installers ship a SHA-256 hashWithout a published hash there is no way to prove the file you downloaded is the file the publisher built.	30 / 30
Binary provenance	2 on a third party with no established link to the publisherThe strongest signal against a repackaged installer: the file should come from the publisher, not from a mirror nobody vouches for.	8.8 / 35
Served over HTTPS	2 of 2 over HTTPSAn installer fetched over plain HTTP can be modified in transit.	15 / 15
Release recency	last release about 2 months agoSoftware that has not shipped in years accumulates unpatched vulnerabilities.	15 / 15
Licence declared	Proprietary, free for private and non-commercial useA declared licence tells you what you are actually allowed to do with the software.	5 / 5

Extensions IrfanView registers itself to handle.

Every version with a published manifest, newest first. Useful when you need an older build for compatibility.

Windows manifest: github.com/microsoft/winget-pkgs/tree/master/manifests/i/IrfanSkiljan/IrfanView/4.75