Codidate offers Free Trial, but HackerPen does not.
Codidate is designed for Individuals, Freelancers, Medium Business and Small Business.
HackerPen is designed for Large Enterprises, Medium Business and Small Business.
Pricing for Codidate Starts at $49/Month whereas for HackerPen Starts at $41.66/Month when Billed Yearly.
Some top alternatives to Codidate includes LeetCode Interview, CodingView.io, Qualified, Workvivo, ViewCoder, HackerPen, CoderPad, Interview Sandbox, HackerRank, KillerCoder.io and IFTTT.
Some top alternatives to HackerPen includes PaizaCloud, AWS Cloud9, CodeinCloud, CodeOnline, Qualified, Workvivo, WebTool, CodeSee, CoderPad, Interview Sandbox, IFTTT and Codidate.