Yes, both DebugBear and Speedrank offer a Free Trial.
DebugBear is designed for Large Enterprises, Medium Business and Small Business.
Speedrank is designed for Medium Business and Small Business.
Pricing for DebugBear Starts at $49/Month whereas for Speedrank Starts at $0.01per Audit.
Some top alternatives to DebugBear includes Super Monitoring, PageCheck, Wattspeed, Dotcom Monitor, DevMonitor.io, GTmetrix, Uptrends, SolarWinds Pingdom, PageWatch and Speedrank.
Some top alternatives to Speedrank includes SanityCheck, SEO Sitecheckup, OnPage Champ, Wattspeed, SEO-Checker.io, SEO Audit Software, Qualified, Workvivo, Dot seo tools, IFTTT and PageSpeed Plus.