The best alternatives to Redbooth are Atlassian, Time To Estimate, and Scrumhub. If these 3 options don't work for you, we've listed a few more alternatives below.
What do you think of Redbooth?
AssemblyAI— Speech-to-Text API with superhuman accuracy
You might have been in video calls where hands are cut off or there's horrible lag. You’re moving your fists, rock-paper-scissors style, to your scrum lead's countdown only for everyone to estimate at the wrong time. TTE is the solution! Simple and fun.
This is a simple time tracker in which you can estimate your tasks by optimistic and pessimistic times. And also receive notifications when the time is up.