The 2018 update focused on social media integration and improved format support:
: It is included with the Creative Cloud All Apps plan or individual video plans like Premiere Pro. Adobe Media Encoder CC 2018 ​Free Download​
: Added "Missing Item" notifications to alert users of broken links in the queue before encoding begins. How to Get Adobe Media Encoder The 2018 update focused on social media integration
: Introduced variable frame rate support for H.264/H.265 and added support for Arri Alexa Mini MXF and HEVC Kodak footage. Adobe Media Encoder CC 2018 ​Free Download​
Adobe Media Encoder is an encoding engine bundled with other Adobe video applications. You can acquire it through:
: Brought animated GIF export capabilities to macOS, matching existing Windows functionality.
how much does it cost to buy Media Encoder? - Adobe Community