Blueiris V6 |link|
You must have an active support/maintenance license, which can be purchased on the official Blue Iris website.
Once your license is activated, it is perpetual. You can continue running the version you have installed forever, even after the maintenance plan expires. You can also move the license to a new PC if you upgrade hardware. blueiris v6
Blue Iris v6 handles dual network cards better than v5. You must have an active support/maintenance license, which