What are some alternatives?
When comparing Channel Time and Every Time Zone, you can also consider the following products
Spacetime - Work hour and time zone management for distributed teams.
World Time Buddy - Effortless time conversion and world time.
Timezone.io - Keep track where and when your team is.
Chronozone - The easy way to check times throughout the world.
Time&Time - Beautiful Time Zones Converter
Time.is - exact time in any location