Cognito

Cognito

Free revision platform with video lessons, notes, quizzes, flashcards, past papers and AI marking for KS3, GCSE, A-Level, IB and AP students.

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Last Updated Oct 21, 2026
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About

Cognito is an online revision platform for secondary school students preparing for exams in the UK and internationally. It brings together video lessons, revision notes, quiz questions, flashcards, exam-style questions and past papers in one place, so students no longer need to juggle separate resources for each stage of study. Every course is mapped to a specific exam board's specification, meaning students only revise the content that can actually appear on their exam.

The platform covers KS3, GCSE, A-Level, IB, AP and US middle and high school science, plus 7+ to 16+ entrance exam courses, across more than 300 courses and 15 subjects for 10 UK and international exam boards. Written answers can be marked by AI, giving students immediate feedback. Cognito reports that over one million students have used the platform and that students improve by two grades on average, a figure the company states itself. Its YouTube lessons have accumulated more than 184 million views.

Key Features

Video lessons and revision notes: Short, board-specific videos with accompanying written notes cover each topic in the specification.
Quiz questions: A bank of over 1.5 million quiz questions lets students test their understanding topic by topic, or build custom quizzes spanning multiple topics.
Flashcards: Ready-made and custom flashcard decks help students memorise definitions and key concepts without rereading notes.
Exam-style questions and past papers: Students practise with questions in the real exam format, including past papers for most GCSE and KS3 courses.
AI marking: Written exam answers are marked automatically, giving students feedback on their responses.
Progress tracking: The platform tracks XP and progress so students can see how their revision is advancing.
Free supplementary resources: One-page revision cheat sheets, a grade boundaries archive, and a study advice blog are available at no cost.

Pricing & Fees

  • Pricing: Not publicly listed on the pages we reviewed; check the official site for current plans. The platform is free to start, with a paid Pro plan and separate school purchasing options.
  • Free tier: A free tier provides access to a substantial portion of the content, including videos, notes, quizzes and past papers.
  • Coverage: Over 300 courses across 15 subjects and 10 exam boards, including AQA, Edexcel, OCR, WJEC, CCEA, SQA, Cambridge, Edexcel International, Oxford AQA, IB and College Board AP.
  • Content depth by level: Most GCSE and KS3 courses include full notes, quizzes, flashcards and exam practice; many A-Level, AP and entrance exam courses are primarily past-paper based.
  • Retention: Cognito reports that 80% of students continue using the platform from GCSE into A-Level.

Who It's For

Cognito is aimed at KS3, GCSE and A-Level students in the UK, along with IB and AP students internationally, in over 100 countries. It suits self-directed revisers who want structured, exam-board-specific material, students who need to close specific knowledge gaps before exams, and those who learn better from short videos than textbooks. Science and maths students are particularly well served, though English, humanities and languages are also covered. Schools can purchase access for their students, making it relevant to teachers and departments as well.

FAQ

What is Cognito?Cognito is a free-to-start revision platform offering video lessons, revision notes, quizzes, flashcards, exam-style questions, past papers and AI marking for KS3, GCSE, A-Level, IB and AP students.

Is Cognito free?Cognito is free to start, with a paid Pro plan offering additional features; schools can also buy access for their students. Current Pro pricing is not listed on the pages reviewed.

Which exam boards does Cognito cover?It covers AQA, Edexcel, OCR A and OCR B, WJEC, CCEA, SQA, Cambridge (CIE), Edexcel International, Oxford AQA, IB and College Board AP, each mapped to that board's specification.

Does Cognito mark written answers?Yes, written exam answers can be marked by AI, giving students automated feedback alongside the quiz and multiple-choice question banks.

Are all courses equally complete?No. Most GCSE and KS3 courses have notes, quizzes, flashcards and exam practice, while many A-Level, AP and entrance exam courses are mainly past papers.