This is a free loudness meter that supports many international standards, featuring distribution display, histogram, resizable interface and more. This was released as part of KVR Developer Challenge, so if you like it you can also vote for it (until 18. December).
If you have any questions, or feature requests for the future versions, please post here.
NOTE - You need to have playback engaged in your DAW in order for meter to work. .
macOS/Windows - VST, AU
Download and vote HERE
Vote by clicking on numbers right to the download buttons.
By voting you may get free trip to the NAMM show 2017 (Anaheim, CA, USA)!

https://www.youtube.com/watch?v=qWlweTBHrvM