Spending less time reviewing code produced by candidates.
Having a synthetic view of the results of all the candidates of a recruitment campaign.
The large amount of pre-made questions and the ability to create custom ones, on several programming languages.
As a candidate, tests are enjoyable, being a mix of multi-choice questionnaire and puzzle games solved by programming.
There is a variety of challenges and quizzes in many domains and technologies, which help recruiters to find the right combination of their challenges easily.
And it has a lot of rich features