(Disclaimer: I have a stake in https://www.kattis.com/ https://www.kattis.com/) Not all of "these tools" use stress as part of the evaluation. Kattis is one ex

(Disclaimer: I have a stake in https://www.kattis.com/ https://www.kattis.com/) Not all of "these tools" use stress as part of the evaluation. Kattis is one example that allow candidates unlimited amount of time. However it should be noted I think it's possible to increase the time using these other tools up to some max limit.