Slack offers Free Trial, but Blueboard does not.
Slack is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Blueboard is designed for and undefined.
The starting price of Slack begins at $2.67/Month, while pricing details for Blueboard are unavailable.
Some top alternatives to Slack includes Microsoft Teams, Glip, Google Chat, ChatWork, Dialog, Office Chat, imBee, Takle, SPACE Channel and Teamwork Chat.
Some top alternatives to Blueboard includes Synergita, Power2Motivate, WooBoard, Bonusly, Fond, JobPts, Let's Buzzz, MyPointRewards, Achievers, HiFives, Motivosity, Bucketlist, Awardco, Leapsome and EmpowerPoints.