MacOS 2.2.0 https://download.3cpdf.com/latest/3CPDF.dmg

Windows 2.2.0 https://download.3cpdf.com/latest/3CPDF_setup.exe

iOS 2.2.0 https://apps.apple.com/us/app/3cpdf/id1529133491

Android 2.2.0 https://play.google.com/store/apps/details?id=com.cpdf.app