Yes, both Jumpshare and Droplr offer a Free Trial.
Jumpshare is designed for and undefined.
Droplr is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Jumpshare Starts at $8.25/Month when Billed Yearly whereas for Droplr Starts at $2.99/User/Month when Billed Yearly.
Some top alternatives to Jumpshare includes CloudApp, Loom, Droplr, GoProof, ProofQuick, ProofCafe, Workgroups DaVinci Proof, WebProof, Dropbox Replay and Proofing.
Some top alternatives to Droplr includes Scribe, CloudApp, ScreenshotsCloud, FireShot, Snagit, MockVisual, Awesome Screenshot, Snippyly and Clipt.