Slack offers Free Trial, but Zapnito does not.
Slack is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Zapnito is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Slack begins at $2.67/Month, while pricing details for Zapnito 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 Zapnito includes Node App, Posted, Breakout, automation.re, Qualified, Workvivo, Commons, Blog To Social, Orbit, Moderate, IFTTT and Consider.