Their interview questions are pretty basic and the whole product is pretty much useless. Waste of time and money.
LeetCode - Practice and level up your development skills and prepare for technical interviews.
Mimo - Learn how to code on your iPhone📱
Daily Coding Problem - Get exceptionally good at coding interviews
Quick Code - Curated list of free online programming courses
HackerRank - HackerRank is a platform that allows companies to conduct interviews remotely to hire developers and for technical assessment purposes.
Enlight - Performance and Error Monitoring. We keep an eye on your applications and notify you about performance issues and errors.