Europa Universalis IV 1.37 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program is included in Games.
Commonly, this program's installer has the following filenames: eu4.exe, eu4_launch.exe, eu4_profiling.exe, eu4_Server.exe and EUIV_Launcher.exe etc. The most popular versions of the program 1.9, 1.7 and 1.6. This tool was originally developed by Paradox Development Studio. This PC program works fine with 32-bit versions of Windows XP/XP Professional/Vista/7/8/10/11. We recommend checking the downloaded files with any free antivirus.
From the developer:
Europa Universalis IV gives you control over a nation to create through years a dominant global empire. Rule your nation through the centuries, with unparalleled freedom, depth, and historical accuracy. The experience of true exploration, trade, warfare, and diplomacy will inspire you in this epic title rife with rich strategic and tactical depth.
You may want to check out more software, such as Europa Universalis - Rome, Europa Universalis III or Europa Universalis 2, which might be related to Europa Universalis IV.
Reference
Strategy