Codility.com is described as 'Codility is an evidence-based platform helps hiring teams predict the real-life skills of their candidates, remotely and at scale. This brings faster hiring, time savings, and gives engineers more time to solve problems that matter' and is a Code Editor in the development category. There are more than 50 alternatives to Codility.com for a variety of platforms, including Web-based, SaaS, Windows, Mac and Chrome OS apps. The best Codility.com alternative is HackerRank. It's not free, so if you're looking for a free alternative, you could try HackerRank or LeetCode. Other great apps like Codility.com are Coderbyte, Reviewly, CodeSignal and CodeScreen.