Frill offers Free Trial, but Backlogs does not.
Frill is designed for Large Enterprises, Medium Business and Small Business.
Backlogs is designed for Medium Business and Small Business.
Pricing for Frill Starts at $23/Month when Billed Yearly whereas for Backlogs Starts at $29/Month when Billed Yearly.
Some top alternatives to Frill includes Backlogs, Qualified, Rapidr, GetFeedy, Workvivo, Feedsocio, Follab, Tagai, Open Feedback, Nolt, IFTTT and OSI Feedback.
Some top alternatives to Backlogs includes Aha!, ProductPlan, productboard, Productroad, FeedPiper, ProductFlare, Next Please, Primary, IdeaPlan and LaunchNotes.