Yast is #7 in Top 14 Time Trackers
Easy time tracking for freelancers & teams. All your projects and tasks are in front of you, so no need to type anything or go digging through tedious drop-down menus. As you track time, your timeline automatically updates. If you work for hours on a task, it gets a big chunk in the timeline. Only a short while, and it gets a small chunk.
Positions in ratings
#7 in Top 14 Time Trackers
The best alternatives to Yast are: Toggl, Harvest, TSheets