Neither HackerPen nor PaizaCloud offers a free trial.
HackerPen is designed for Large Enterprises, Medium Business and Small Business.
PaizaCloud is designed for Individuals, Freelancers, Medium Business and Small Business.
Pricing for HackerPen Starts at $41.66/Month when Billed Yearly whereas for PaizaCloud Starts at $9.80/Month.
Some top alternatives to HackerPen includes ReclaimAI, ZoomInfo InboxAI, PaizaCloud, AWS Cloud9, CodeinCloud, CodeOnline, Qualified, Workvivo, WebTool, CodeSee, CoderPad, Interview Sandbox, IFTTT and Codidate.
Some top alternatives to PaizaCloud includes IntelliJ IDEA, Codeanywhere, ShiftEdit, AWS Cloud9, Koding, CodeinCloud, CodePen, CodeTogether, Codefile and Pseudocode Editor.