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If you're looking for AI tools or platforms that provide free books across different subjects (including aptitude) and offer aptitude tests, here are some great options you can explore:
1. Khan Academy
- Website/App: khanacademy.org
- Features:
- Free courses in Math, Science, Economics, Computer Science, etc.
- Aptitude-style practice (especially SAT, GMAT, GRE level)
- Personalized learning using AI algorithms
- Video explanations + practice tests
2. Saylor Academy
- Website: saylor.org
- Features:
- 100% free courses with textbooks included
- Subjects include Math, Business, Computer Science, etc.
- Aptitude-style logic and reasoning material
- Final exams available for self-assessment
3. OpenStax
- Website: openstax.org
- Features:
- Free high-quality textbooks (PDF and web versions)
- Covers high school to college-level subjects
- No aptitude tests directly, but great for self-study
4. Testbook App
- App Only: Android
- Features:
- Aptitude tests for government exams (SSC, Bank, Railways)
- Free study material, mock tests, quizzes
- AI performance analysis
- Includes reasoning, math, and verbal practice
5. Gradeup (now BYJU'S Exam Prep)
- App/Website: byjusexamprep.com
- Features:
- Aptitude test series for all levels
- Previous year papers + solution
- Learning materials and live classes
- Some resources are free, premium offers more
6. BookBoon
- Website: bookboon.com
- Features:
- Free textbooks in engineering, math, business, IT, etc.
- Some aptitude books available
- Easy download, no login required for free books
Do you want a tool that combines books + aptitude test + AI guidance all in one place, or is it okay to use multiple apps for each feature? I can help narrow it down based on your preference.
