Yes, both RightCapital and Sciwheel offer a Free Trial.
RightCapital is designed for Large Enterprises, Medium Business and Small Business.
Sciwheel is designed for Individuals, Medium Business and Small Business.
Pricing for RightCapital Starts at $124.95/User/Month whereas for Sciwheel Starts at $9.95/Month.
Some top alternatives to RightCapital includes ClientAccessWeb, Personal Capital, Qualified, Workvivo, Guideline, PensionGold, Moneytree Plan, eMoney, gini, ChangeGPS and Retire.
Some top alternatives to Sciwheel includes ScholarOne, Qualified, Workvivo, nXr, JabRef, Citavi, Zotero, Paperpile, EndNote, ReadCube Papers, RefWorks and SciSpace (formerly Typeset).