When comparing Redbooth vs Blossom, the Slant community recommends Redbooth for most people. In the question“What is the best task management software for small teams?” Redbooth is ranked 11th while Blossom is ranked 17th. The most important reason people chose Redbooth is:
Free version for up to 2 users.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Free version
Free version for up to 2 users.
Pro Tasks can be interacted with via email
Redbooth allows creating and replying to tasks using email.
Pro Allows getting granular in how manage tasks
Redbooth allows creating task lists and subtasks and each item can have labels, comments, descriptions, attachments, allotted time, etc.
Pro Slack integration
An update is posted to the Slack channel every time a task is created, completed, moved, or commented upon.

Pro Simple & clean interface
Design focuses on clarity.
Cons
Con Collaborative features are behind a paywall
Group chat and video messaging requires a Premium account.
Con No free plan
There is no free plan like for personal use and the minimal cost of $19/month might be prohibitive.
Con Slack integration is really basic
There is no way to interact with tasks in any way - new tasks can't be added, completed tasks can't be removed, tasks can't be assigned, etc. The integration only sends updates to the Slack channel. There is also no way to fine-tune what updates get posted to Slack.
