It doesn’t seem to run on two of my Macs

I just installed version 1.2. I tried it on both my MacBook Pro (Retina, 15-inch, Early 2013) and Mac Pro (Late 2013). OS X El Capitan. Something on the menu bar shows 2-3 dots. Flashing and quit. Very disappointed.

Raymond K. about AtmoBar - A Netatmo client, v1.2