Sites and apps similar to HackerRank include exercism, which is open source with a free version. Other options are LeetCode, Codewars, tutorialspoint and BitDegree. There's no shortage of Code Learning Services like HackerRank, with more than 100 alternatives for Windows, Mac, self-hosting, Linux and iPhone.
We provide a way to track progress of many different tools developers use and turn it into an achievements and leaderboard based game. It makes work at a software company similar to playing multiplayer game.
SharpSkill is the platform to learn dev and ace your tech interviews. Flashcards, coding tests, code reviews and interview simulator.
France
EU
One programming challenge a day, the same one for everyone, solved in the browser in 11 languages with tests running in a sandbox.
GermanyEU
Practice SQL in the browser with 250+ challenges and an adaptive coach that tracks your weak skills and picks your next step.
Capifiq is a secure online interviewing platform designed to bring the integrity employers expect from in-person interviews to online hiring. Interviews take place on Capifiq, with Capifiq ID verification available within the protected workflow.
United States
Practice coding for free with hundreds of real-world problems that strengthen your problem-solving and algorithmic thinking skills. Explore challenges across different topics, learn new techniques, and grow your confidence as a programmer.
OnSite provides AI-powered interview practice that mirrors real hiring scenarios across 19 roles. Candidates train with adaptive simulations for software engineering, finance, consulting, marketing, design, and HR, and receive instant, role-specific feedback and analytics.
Australia
Datakaru is an affordable SQL and Python assessment platform for hiring data engineers with real-world take-home assignments.
EstoniaEU
Mutation testing practice platform for QA Engineers. Write pytest tests that catch hidden bugs in AI-generated code. 339 challenges across real-world domains, browser-based execution, instant feedback. Like LeetCode but for writing tests, not solving algorithms.
AI mock interviews for software engineers: a live voice interviewer, a real code editor, a system design canvas and a scored evaluation after every session.
United States
Sweden
South Korea
