Master 3,000+ Formulas, 170+ Expert Revision Guides, and AI Study Tools
Equation Encyclopedia brings GCSE, A-Level, IB, AP, university, and professional study into one app. Search 3,000+ formulas across Mathematics, Physics, Chemistry, Biology, Engineering, Finance, Geography, Medicine, Computing, Geology, Psychology, Economics, Sociology, and Quantum Computing, with offline access after login.
FORMULA LIBRARY
- 3,000+ formulas across GCSE, A-Level, IB, AP, and university pathways
- Coverage mapped across AQA, Edexcel, OCR, WJEC/Eduqas, Cambridge, IB, AP, and broader UK, US, and international systems
- Interactive formula preview with intuition, derivations, rearrangements, mnemonics, comparisons, and step-by-step practice problem solutions
EXPERT REVISION GUIDES
- 170+ Expert Revision Guides built from formulas, derivations, rearrangements, mnemonics, intuition, history, and practice
- 3 free sample guides on the free plan, with the full guide library available on paid plans
- Extra spreadsheet, coding, and reference study packs for broader revision workflows
50+ INTERACTIVE GAMES
- Equation Zillionaire, Solve It, Unit Crunch, Symbol Rush, Formula Run, Equation Sleuth, Logic Linker, and more
- XP levels, daily streaks, achievement badges, and global leaderboards
AI-POWERED TOOLS
- AI Equation Mentor to explain, rearrange, and solve formulas step by step
- AI Image Scanner to identify equations from photos
- AI Study Tool, AI guide generation, and AI-assisted calculator building
- AI spreadsheet and coding explainers for practical problem solving
CREATE, PROGRESS, AND SCIENTISTS
- Create page supports typing, uploading handwriting, or drawing equations before sending them through Store AI
- Progress includes Equation Skill Check, weak-equation analytics, subject insights, and next-best-study actions
- Separate scientist experiences: collect 100 scientist cards in Scientist Collection, then explore 800+ scientists on the broader Scientists Page
- Expanded discovery pages, including Timeline and Wiki coverage, for richer browsing across topics and people
REFERENCE AND LIFESTYLE TOOLS
- Full Periodic Table, Physical Constants, Unit Conversions, Greek Alphabet, and Math Rules
- 468+ Did You Know facts and equation-linked historical context
- 6 lifestyle and finance calculators: Salary Cost-of-Living Adjuster, Portfolio Growth Planner, Mortgage Cost Planner, Rent vs Buy Comparator, Emergency Fund Planner, and Budget Split Planner
PERFECT FOR
GCSE, A-Level, IB, AP, university, finance professionals, developers, Excel users, and independent learners
UI available in English plus 17 translated languages. Deeper formula, calculator, Excel, coding, and study content is localized across 10 translated data languages.
PLANS
- Free: full library access, sample Expert Revision Guides, games, and reference tools
- Plus: GBP 5.99/month for unlimited saves, full Expert Revision Guide access, create tools, exports, and ad-free study
- Pro: GBP 9.99/month for everything in Plus plus AI Mentor, Image Scanner, AI study workflows, and advanced creation tools
- Ultra: GBP 14.99/month for everything in Pro plus the highest AI priority and heavier daily AI usage
Zero ads on all paid plans.
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