• A fresh new look. Your Pathway now lights up as you progress, with a glow on your current topic, a colour for every topic and a celebration when you finish one. • A redesigned Lab: review cards, mistakes, practice and tools all in one place. • Lessons show your activities as a clear path with a progress ring. • Quiz results reveal your stars one by one and list the questions worth revisiting, with the answers. • A new progress dashboard on You: your week at a glance and how strong each topic is. • Build my practice (Pro): sessions made from your own progress, with due cards, every question style, your mistakes and exam questions. Not Pro yet? Try one Quick session free each week. • Hearts now refill 30 minutes after you run out. • Clearer text and colours in every theme, plus many fixes.

• ChemEasy now saves your progress to its own cloud. Your existing progress and ChemEasy Pro move across automatically when you update. • A new "Progress saving" status in Settings shows when your progress is saved to the cloud, with a Retry button if it ever needs one. • Learn offline: changes made without internet are kept on your phone and saved to the cloud when you reconnect. • Clearer purchase and restore messages, plus the correct version number in Settings. • If ChemEasy Pro ever doesn't show after updating, go to You → Settings → Restore Purchases.

Welcome to ChemEasy 4.0 — our biggest upgrade ever! We’ve expanded into a complete 4-curriculum chemistry revision platform with 384 lessons, interactive 3D molecules, an upgraded learning toolkit, and a brand-new welcome experience: ALL-NEW WELCOME & ONBOARDING SCREEN • Streamlined Course Selection: Effortlessly pick your course on first launch — AQA GCSE, Edexcel IGCSE, IB DP (SL & HL), or AQA A-Level (with AS Year 1 vs Full A2 pathway selection). • Interactive Quick-Start Guide: Learn how to navigate your Atom Path, master active recall flashcards, pass quizzes, and maintain your memory shields. • Zero Sign-Up Barrier: Jump straight into learning with instant guest access and zero registration screens. COMPLETE 4-CURRICULUM COVERAGE (384 LESSONS) • Full AQA A-Level Chemistry (7405): 34 topics and 123 lessons across Physical, Inorganic, and Organic Chemistry with Year 1 (AS) vs Full Course (A2) filtering. • Edexcel IGCSE Chemistry (4CH1): 4 units and 35 lessons with Core & Extended tiering and required practicals. • IB DP Chemistry (2025 Syllabus): Complete SL & HL pathways across Structure and Reactivity. • AQA GCSE Chemistry (8462): Full 10-topic revision with 6-marker extended writing frameworks. INTERACTIVE 3D MOLECULES & OVERHAULED DIAGRAMS • 3D Molecule Viewer: Rotate and inspect authentic molecular models (Water, Diamond, Graphite, NaCl, Methane) with intuitive touch gestures. • Interactive Diagram Lightbox: Tap any of our 150+ upgraded diagrams to view interactive hotspots, chemical equations, and examiner tips in a high-contrast dark view. • Interactive Periodic Table: Switch between GCSE and Advanced modes, explore electron configurations, and listen to audio pronunciations. BALANCED STUDY ECONOMY & PRO UPGRADES • Daily Hearts System: Encourages careful, focused study, with Infinite Hearts (∞) for Pro users. • 1,270+ Pro Distinction Flashcards: Targeted for students aiming for Grade 8/9 and top exam scores. • 6-Marker Model Mark Schemes: Full examiner marking points and model answers for extended questions. • Wrong Answer Bank: Automatically save quiz mistakes and practice targeted weak-spot drills. • Pro Stoichiometry Calculators: Added Chemical Equation Balancer, Formula Mr analyzer, and Reacting Masses calculator. MOBILE POLISH • Squircle card designs, improved typography contrast across all light and dark themes, and general stability improvements.

- Enhanced readability with larger font sizes across all notes, chemical formulas, and quiz questions. - Improved visual contrast and theme styling across all Pro themes (Obsidian Dark, Ocean, Neon, and Rose). - Fixed styling and layout harmony for mobile phone viewports. - General performance and stability improvements.

Welcome to ChemEasy 3.0 — Fully updated for the 2026–2027 academic year! Comprehensive 4-Curriculum Support: - AQA A-Level Chemistry (7405): Complete 2-year course across Physical, Inorganic, and Organic Chemistry with all 12 Required Practicals (RP1–RP12) and AS/A2 level filtering. - Edexcel IGCSE Chemistry: Full 4-section curriculum + 13 interactive Core Practicals with Core vs Extended tier support. - AQA GCSE Chemistry (8462): Complete 10-topic curriculum, practicals, and exam practice. - IB DP Chemistry: Updated for the 2025–2027 specification with Standard Level (SL) and Higher Level (HL) pathways. All-New Features in ChemEasy 3.0: - Student-Friendly Redesign: Warm, highly readable typography (Plus Jakarta Sans + Outfit), soft squircle cards, and pastel badges designed to make revision calm, approachable, and engaging. - "Help Me Understand" Learning Pills: Interactive intuition breakdowns for tricky concepts, chemical formulas, and exam tips. - Quantum Flask Splash Screen: Luminous animated laboratory loading experience. - Performance & Stability: Enhanced offline sync, smarter spaced repetition, and 100% verified specification accuracy.

ChemEasy 2.0 — our biggest update yet, rebuilt from the ground up. NEW: Chemistry Calculators Work out moles, concentration and gas volumes with full step-by-step working shown — so you learn the method, not just the answer. Go Pro for reacting masses, limiting reactant, an automatic equation balancer, and an instant formula-to-Mr tool. A brand-new look A cleaner, faster, more premium design across the whole app — refreshed colours, smoother animations and sharper typography. Practise your mistakes The Wrong Answer Bank now lets you re-test every question you got wrong and clear them as they stick. Make it yours Choose your avatar, switch between premium themes, and track everything in a refreshed stats and rewards experience. Plus dozens of refinements, performance improvements and bug fixes. Good luck with your revision.

We've redesigned our Pro themes from the ground up to deliver a premium, distraction-free study experience. Cyber Theme: Redesigned A true AMOLED black canvas with crisp white typography and precision-placed neon accents. Designed to reduce eye strain during late-night revision sessions. Luxury Rose Theme: Redesigned A warm champagne canvas with rich espresso typography and bespoke tactile shadows. Crafted to create a calm, focused study environment. Accessibility & Performance • Resolved colour contrast issues across all themes to meet WCAG accessibility standards • Introduced theme-aware feedback colours for quizzes and assessments • Removed legacy styling inconsistencies for a polished experience on every screen

Bug Fixes • Fixed an issue where the "Unlock Pro" button on flashcards wasn't responding • Fixed quiz cooldowns not applying correctly between sessions • Flashcard XP rewards now match the displayed amount Dark Theme Improvements • Pro themes (Midnight, Deep Sea, Luxury, Cyber) now apply correctly across all screens including Profile, Stats, Badges, XP Shop, and Library

In version 1.3.0, we are thrilled to bring you a major upgrade to our curriculum content and app stability: • Visual Learning Expanded: Over 45 new high-quality diagrams have been added across the AQA GCSE and IB Chemistry curriculums, perfectly aligning with your syllabus to break down complex topics visually. • Subscript Support: Chemical equations and formulas throughout the app (quizzes, flashcards, and notes) now support professional subscript formatting. • IB & Stability Fixes: Resolved a critical crash preventing some users from accessing the IB Exam Practice section. We've also fixed an issue causing text overlap on flashcards and improved general app stability.

Visual Polish Update - All premium themes refined for better readability - Flashcard, quiz, and review text now crisp on dark themes - 50+ colour and contrast improvements across the app

What's New in v1.2: • New curriculum content: Percentage Mass, Haber Process & LCA diagrams • Cleaner, decluttered interface with streamlined Profile page • Badges now have their own dedicated page • Premium Share Card — show off your progress to friends • Improved tutorial with shield decay explanation • Various bug fixes and performance improvements

- NEW: ChemEasy Pro - optional upgrade with no cooldowns, double flashcards, wrong answer tracking, premium themes and more - Fixed: Progress now saves reliably across app restarts - Fixed: Tutorial intro only shows once for new users - Fixed: Flashcard text no longer overlaps - Performance improvements