From March 24th, 2015 to June 14th, 2017, 50% user give 4-star rating, 50% user give 1-star rating. for TZ Clock chrome extension.
Simple, yet effective. Easily customized.
it is not big
It's a little hard to set up but it does what I need and I like that it shows 24h time and it's easy to read. Potential improvements for future versions: darker type for city names, an option to hide the calendar, and an option to show the date in each of the foreign time zones displayed.
. Has an arcane and unusable coding for world time. . The DataRat .