Download and solve practice problems in over 30 different languages. For code newbies and experienced programmers.


The best Code Learning alternative to HackerEarth is exercism, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to HackerEarth and eight of them are Code Learning Services so hopefully you can find a suitable replacement. Other interesting Code Learning Service alternatives to HackerEarth are Project Euler, CheckIO, CodinGame and Edabit.
Download and solve practice problems in over 30 different languages. For code newbies and experienced programmers.


Project Euler is a series of challenging mathematical/computer programming problems that will require more than just mathematical insights to solve.






CodinGame is a challenge-based training platform for programmers where you can play with the hottest programming topics.


When learning to code, most people get stuck on the "bridge" between memorizing syntax and understanding the logic that makes it all work. We believe the most effective way to learn a programming language is to break the process into three phases:



Coderbyte is a place built for anyone to practice and perfect their programming skills. Challenges are added almost every day so you can work on applying your algorithmic thought process on any problem you want at anytime.
CodeSignal is the leading provider of assessments for technical hires. As the creator of the Predictive Coding Score, a measure of a candidates coding skills, CodeSignal provides HR teams with Certified Assessments, Custom Tests, and Live Interviews.




AI-powered interview preparation platform with structured learning paths, coding practice, system design, and mock interviews.



