Revision tests calibrated to your grade boundary

AI generates fresh exam-style questions for Cambridge IGCSE, IB Diploma and A-Levels — calibrated to your target grade, your subject, your syllabus.

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Supported Exam Boards

🎓Cambridge IGCSE

Maths · Physics · Chemistry · Biology · English · Economics

🌐IB Diploma

HL/SL Maths · Sciences · Language A · History · Economics

📚A-Levels

Maths · Further Maths · Sciences · English · History

📘Edexcel IGCSE

Maths · Sciences · English · History · Geography

Everything you need to hit your target grade

Unlike platforms with fixed question banks, TestPrep generates fresh AI questions calibrated to your exact exam board and target grade every single time.

AI-Generated Questions

Fresh questions every time — no fixed question bank. Powered by AI calibrated to your exact syllabus.

Grade Boundary Calibration

Set your target grade (A*, A, B…) and the difficulty automatically adjusts to match real exam boundaries.

Past Paper Recreation

Recreate Cambridge, IB and A-Level past papers by paper code and session — same format, fresh questions.

Actionable Analytics

Topic-level performance breakdown, strengths, weaknesses and AI suggestions after every test.

Built for students, not just schools

Most assessment platforms require a school subscription and a teacher to set things up. TestPrep puts control in your hands — log in and start revising in under two minutes.

No teacher required — self-directed revision
AI marks your answers with detailed feedback
Exam-board-specific grade boundaries
Share results or download AI-written report
Works on any device

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Cambridge IGCSE Mathematics

Target A*

72%

Score

Grade

8/10

Correct

📈 18% more for A* · Algebra and Trigonometry need work

Ready to hit your target grade?

Join students using AI-powered revision to prepare smarter for Cambridge, IB and A-Level exams.

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