Yes, both Pro-Posal and NiftyQuoter offer a Free Trial.
Pro-Posal is designed for Individuals, Medium Business and Small Business.
NiftyQuoter is designed for Large Enterprises, Medium Business and Small Business.
The starting price of Pro-Posal begins at $30/Month, while pricing details for NiftyQuoter are unavailable.
Some top alternatives to Pro-Posal includes PandaDoc, Offorte, GoProposal, Bidsketch, RocketDocs, seProposals, Docspo, NiftyQuoter, ProposalPad and Fresh Proposals.
Some top alternatives to NiftyQuoter includes and PandaDoc.