Yes, both Usersnap and Sentry offer a Free Trial.
Usersnap is designed for Large Enterprises, Medium Business and Small Business.
Sentry is designed for Large Enterprises, Medium Business and Small Business.
Pricing details for both Usersnap and Sentry are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to Usersnap includes User Insights, UserTesting, ReportBugz, Buglog, Ybug, UserFace, UserVoice, Feedback Monkey, Toybox and Userback.
Some top alternatives to Sentry includes The Bug Squasher, Bugsnag, Zoho BugTracker, Rollbar, TrackJS, BugHost, Bug-Track.com, Disbug, Hawk and Crash Catch.