Yes, both Rollbar and TaskCall offer a Free Trial.
Rollbar is designed for Large Enterprises, Medium Business and Small Business.
TaskCall is designed for Large Enterprises, Medium Business and Small Business.
The starting price of TaskCall begins at $9/User/Month, while pricing details for Rollbar are unavailable.
Some top alternatives to Rollbar includes Jira, Sentry, Bugsnag, Zoho BugTracker, ReportBugz, BugHost, Bug-Track.com, Disbug and Crash Catch.
Some top alternatives to TaskCall includes Freshservice, PagerDuty, xMatters, VictorOps, YetiCloud, Spike.sh, Lightstep Incident Response, Mission Manager, Incident.io, StatusCast Incident Management and ResQ.