Yes, both W3Dart and Instabug offer a Free Trial.
W3Dart is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Instabug is designed for Large Enterprises, Medium Business and Small Business.
Pricing details for both W3Dart and Instabug are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to W3Dart includes Ubertesters, Instabug, Airbrake, Sentry, Bugsnag, Usersnap, Bugfender, Rollbar, Honeycomb and Userback.
Some top alternatives to Instabug includes The Bug Squasher, Sentry, Bugsnag, Zoho BugTracker, Bugfender, BugHost, Bug-Track.com, Disbug, Crash Catch and BugBattle.