Calcora is a free platform for practicing olympiad-style math problems of all difficulty levels. Solve problems, maintain your streak, and compete with friends on the leaderboard.
Cost / License
- Free
- Proprietary
Austria
EUPlatforms
- Online
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Khan Academy Alternatives
Khan Academy is described as 'Is not-for-profit with the goal of changing education for the better by providing a free world-class education to anyone anywhere' and is a very popular online education service in the education & reference category. There are more than 100 alternatives to Khan Academy for a variety of platforms, including Web-based, Android, iPhone, iPad and Android Tablet apps. The best Khan Academy alternative is Coursera, which is free. Other great apps like Khan Academy are Codecademy, edX, Udemy and SoloLearn.
Alternatives list
QueryCase is a gamified SQL learning platform where you learn by solving detective mystery cases with real SQL queries, not exercises.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)
CertStud is a comprehensive certification exam preparation platform that helps IT professionals master certifications through interactive practice questions, flashcards, and full-length practice exams. With over 22,629+ practice questions across 40+ certifications including AWS...
Cost / License
- Freemium
- Proprietary
Platforms
- Online
Vastorb is an AI-powered exam preparation platform for the SAT, NEET, and JEE. Instead of recycling the same past papers, it generates fresh, exam-level questions on demand — complete with real diagrams — and full-length mock tests built on each exam's exact pattern.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)
LearnFullStack.in is an interactive web development learning platform where you master HTML, CSS, JavaScript, backend technologies, and databases through hands-on challenges, quizzes, roadmap-based games, and real-world projects—all in a fun, practical way.
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Practice 100+ Microsoft Excel exercises online. From beginner formulas to advanced functions like XLOOKUP. Instant feedback, step-by-step guidance. Try them free in your browser.
Cost / License
- Free
- Proprietary
Platforms
- Online
Zertly is an AI-powered study platform that helps you master IT certifications faster and more effectively.
Cost / License
- Paid
- Proprietary
Platforms
- Online
AI-powered career planning tool that helps users discover career paths, assess skills, and get personalized next-step recommendations.
Cost / License
- Paid
- Proprietary
Platforms
- Online
+1
Transforms any PDF, class note or textbook into an interactive course with step-by-step explanations, voice conversations, AI-generated quizzes, flashcards, document summaries, and personalized study plans for homework, exams, or regular study sessions.
LearnHive is a community-powered learning hub, not just a course marketplace. Take AI and career courses, connect with learners, browse job listings, and even publish your own courses.
Math Angel is an AI-powered maths tutor designed for students, parents, and schools, with full video lessons and instant support for the entire GCSE curriculum. We’re trusted by UK educators and students to make maths learning faster, easier, and more engaging.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)
EloMath is a math quiz platform that uses an ELO-style ranking system to provide skill-based progression and competitive learning.
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United States
India
United Kingdom
