Summatic vs ∫dx

Summatic is an app for STEM students, designed and developed by Cambridge academics. Clear explanations and interactive examples take you on step-by-step journeys through exam topics, so you can master difficult concepts easily. Our resources are tailored to school maths (A-level, IB, (I)GCSE with full exam board coverage), and university courses including economics, physical sciences, biosciences, and business courses, to help you learn exactly what you need to succeed in your course. Key features: Unlimited Practice Questions: Keep busy with authentic questions in a wide range of complex formats for advanced STEM subjects – including formulas, matrices, arguments, graphs, and more – are reliably evaluated by our technology. Step-by-Step Learning: If you get a question wrong, you can see feedback on your steps, you can try to correct your answer, you can see a full worked solution, and you can try again on a new randomized variant. Interactive Graphs: Bring complex concepts to life by dragging points to watch how graphs change. Dynamic animated graphs allow you to visualize tricky topics in statistics, geometry, and more. Easy Navigation: Topics and sub-topics are clearly categorised on the contents page. Use the search function to jump directly into a topic, and dive straight back into your work with recently viewed pages showing on the home screen. ...But don’t just take our word for it, download the app for a free 7-day trial and start practising questions now! Students: write to us and refer your school or university! And we’ll reach out to discuss integrating Summatic into your curriculum. Feedback and bug reports: If you encounter any technical issues, please use the feedback button in the app or email us at contact@summatic.co.uk for support. Always looking to improve, we are happy to listen to any feedback you may have!

∫ dx: A-Level Maths Revision Getting good at A-Level Maths takes one thing: deliberate practice. Not more notes. Not another YouTube playlist. Questions, done consistently, until the methods become second nature. dx is built for exactly that. Smart revision that adapts to you dx tracks every question you rate as "needs work" or "partially got it" and brings it back at the right time - spacing reviews so you're drilling your weak spots, not wasting time on what you already know. AI hints that teach, not spoil Stuck on a question? Get a progressive hint that nudges you in the right direction without giving away the answer. Learn to think through problems, not just copy solutions. Full worked solutions Tap to reveal a step-by-step mark-scheme solution for every question. Not generic ChatGPT answers - structured worked examples built for A-Level Maths. What's inside: • Thousands of exam-style questions across Pure, Statistics, and Mechanics • Edexcel and OCR question banks • LaTeX rendering so every equation and diagram is crisp and readable • Daily 10 - a focused session mixing new questions with spaced review • Custom Practice - drill any topic, any category, any time • Progress tracking so you always know where you stand Free to start. Premium to go further. The core app is free. Premium unlocks unlimited AI hints, full worked solutions, and unlimited custom practice sessions. A-Level Maths rewards consistency. Use dx to build the habit, close the gaps, and hit the grade you're aiming for. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/