Irfanview Registration — Code ~upd~
When you install and run IrfanView for the first time (and occasionally after major updates), a pop-up window appears. It says something like:
IrfanView is for non-commercial, private, educational, or charitable use. If you use it for business or commercial purposes, you are required to purchase a registration code. 1. Purchase a Registration Code irfanview registration code
Since the software has been maintained by a single developer for over 25 years, many home users choose to "register" or donate even though it isn't required. This helps keep the project alive and free of bundled "crapware" or advertisements. official link When you install and run IrfanView for the
You generally do not need a new code for minor updates. Your existing license typically remains valid when you install a new version over an old one. official link You generally do not need a
Are you looking to use for personal projects or for a business environment ? IrfanView | Encyclopedia MDPI
The developer asks users to consider registering (with a small donation) to support ongoing development. Registering removes the occasional reminder screen but doesn't add features.