Yes, both Put.io and FeedGrabbr offer a Free Trial.
Put.io is designed for Individuals, Freelancers, Large Enterprises, Medium Business and Small Business.
FeedGrabbr is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Put.io Starts at $9.99/Month whereas for FeedGrabbr Starts at $4/Month when Billed Yearly.
Some top alternatives to Put.io includes WeTransfer, CloudFiles, FileStack, FileCloud, Box, Fluxiom, MultCloud, EpicPxls, Mediafire, Shells.com and SMAC Cloud.
Some top alternatives to FeedGrabbr includes page4, Boxmode, MotoCMS, WeTransfer, Inoreader, ContentStudio, Spark CMS, EpicPxls, WebBoss, Wildfire Widgets and RSS.