If you look at this project: http://tombigel.github.io/detect-zoom/ http://tombigel.github.io/detect-zoom/ You can't get zoom level directly anymore, but you c

If you look at this project: http://tombigel.github.io/detect-zoom/ http://tombigel.github.io/detect-zoom/ You can't get zoom level directly anymore, but you can monitor the "Device Pixel Aspect Ratio". This tells you enough to know if the user zooms in /out.