Slack offers Free Trial, but Parlor does not.
Slack is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Parlor is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Slack Starts at $2.67/Month whereas for Parlor Starts at $1,120 when Billed Monthly.
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 Parlor includes ClientSuccess, Custify, UserIQ, Salesmachine, Upwere, Freshdesk Customer Success (Formely Freshsuccess), Hubble, Rapidr, Follab and InsightSofa.