No. Adobe never released Acrobat 9 Pro Extended as freeware.
Some archived direct links (requiring both .exe and .7z files) have occasionally been shared on the Adobe Community Forums, though many were removed in 2019 due to licensing and litigation changes. adobe acrobat 9.0 pro extended free download
If you are a professional engineer who needs 3D PDF tools, your company should budget for a modern license of or a dedicated CAD viewer. If you are a professional engineer who needs
Adobe Acrobat has always been a commercial, paid product. While Adobe offers a free Reader (now simply called Adobe Acrobat Reader), the Pro and Pro Extended versions require a license key. Searching for a "free download" often leads users to cracked versions of the software. Downloading and using cracked software is illegal (software piracy) and unethical. Furthermore, cracked software is a primary vector for malware distribution, as the "crack" itself often disables security protocols on your computer to run the unauthorized code. Searching for a "free download" often leads users