Slack offers Free Trial, but Setmore does not.
Slack is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Setmore is designed for Freelancers, Medium Business and Small Business.
Pricing for Slack Starts at $2.67/Month whereas for Setmore Starts at $5/User/Month when Billed Yearly.
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 Setmore includes Appointy, FreeBusy, Acuity Scheduling, Calendly, Square Appointments, Cogsworth, OpusTime, Book Like A Boss, Doodle, Picktime, SnapAppointments, Fresha and i-Scheduling for Appointments.