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Yes, both Tuple and HackerRank offer a Free Trial.
Tuple is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
HackerRank is designed for Individuals, Large Enterprises, Medium Business and Small Business.
Pricing for Tuple Starts at $10,000/Year whereas for HackerRank Starts at $249/Month when Billed Yearly.
Some top alternatives to Tuple includes ScreenMeet, Sodasync, Qualified, Double, Workvivo, Allo, Distributed, Screenleap, TeamTail, HackerRank and Tandem.
Some top alternatives to HackerRank includes DevScreen, LeetCode Interview, Qualified, Workvivo, HackerPen, Codejudge, CoderPad, HackerEarth, Interview Sandbox, KillerCoder.io, IFTTT and Codidate.