GCSE Revision
Revision guides for GCSE Biology, Chemistry, Physics, and the humanities, built around my quiz and flashcard apps. I cover Year 10 and Year 11, exam-style questions, and reference tools like dictionaries and equation sheets you can keep in your pocket.
Best GCSE Biology Revision Apps for Year 10 & Year 11 (2026)
Compare gcse biology revision apps for Year 10 and Year 11, plus a game-based AQA app that swaps quizzes for flashcards and memory-match games.
GCSE Chemistry Quiz Apps: 1,200+ Practice Questions for Y10 & Y11
Two gcse chemistry quiz app options for Y10 and Y11 covering 1,200+ questions between them, plus a free timetable app for scheduling revision.
GCSE Physics Revision: Quiz Apps Plus the AQA Equation Sheet in Your Pocket
GCSE Physics quiz apps for Y10 and Y11, plus a gcse physics equation sheet app covering all 33 AQA equations with symbols and worked examples.
Revising GCSE Humanities on Your Phone: History, Classical Civilisation & Sociology
A gcse history revision app plus matching quiz apps for Classical Civilisation and Sociology, each with 360+ AQA-style exam questions and explanations.
GCSE Psychology & Business Studies: Exam-Style MCQ Apps That Actually Help
A gcse psychology quiz app for AQA and Edexcel students, plus a notes-and-flashcards Business Studies app, both built around exam-style MCQ practice.
How to Revise GCSE Computer Science (AQA 8525 & OCR J277) with Flashcards
A gcse computer science revision app covering both AQA 8525 and OCR J277, plus flashcard and colour-coded note-taking tools for browser and Mac.
Biology Reference Apps: A Dictionary and a Hormones Guide for GCSE & Beyond
A biology dictionary app for fast definitions, a dedicated hormones reference guide, and a game-based quiz app for GCSE Biology revision and beyond.
AP Exam Prep
AP exam prep for busy students: flashcards and practice-question apps for AP Biology, Chemistry, Psychology, US History, and Capstone. These pieces explain how I structure each app around the units and frameworks the College Board actually tests.
AP Biology Flashcards: 320 Cards & 640 Questions for Exam Day
An ap biology flashcards app with 320 cards and 640 quiz questions across all 8 units, plus a biology dictionary and hormones reference for deeper study.
AP Chemistry & APES: Quiz Apps for Two of the Toughest AP Sciences
Two ap chemistry quiz app options for AP Chemistry and AP Environmental Science, covering all units with hundreds of flashcards and practice questions.
AP Psychology Revision on Your Phone: Flashcards for All 5 Units
An ap psychology revision app covering all 5 units with 200 flashcards, plus tools for building your own cards and scheduling study sessions.
AP Capstone Apps: Revising AP Research & AP Seminar's QUEST Framework
An ap seminar quest framework app and a matching AP Research app, each covering all 5 units with flashcards and quizzes for AP Capstone.
APUSH on the Go: AP US History Flashcards Covering All 9 Periods
An apush flashcards app covering all 9 periods with 340+ cards, plus tools for organizing DBQ notes and fact-checking essay drafts fast.
CBSE & UPSC Prep
Prep tools for CBSE and UPSC aspirants, from Class 10 Science, AI Code 417, and Social Science to UPSC Prelims, Mains, and Ethics. I walk through notes, flashcards, and quiz apps plus the note-taking workflows that hold it all together.
CBSE Class 10 Science: Notes, Flashcards & Quizzes for All 13 Chapters
A cbse class 10 science app covering all 13 chapters with revision notes, flip flashcards, memory tricks and quizzes, paired with Social Science.
CBSE Class 10 AI (Code 417) & Employability Skills: Free Revision Apps
A free cbse class 10 artificial intelligence code 417 app with notes, flashcards and quizzes for all 7 units, plus an Employability Skills companion.
UPSC Prelims Apps: GS Paper I and CSAT Paper II Practice on iPhone
A upsc prelims quiz app for GS Paper I with PYQs and mock tests, a matching CSAT app for Paper II, and a way to keep current affairs notes tidy.
UPSC Mains GS Paper IV: An Ethics Revision App Plus a Note-Taking Workflow
A upsc ethics gs paper 4 app with notes, flashcards and quizzes on Ethics, Integrity and Aptitude, plus a workflow for case studies and study time.
Memorising CBSE Class 10 History Dates: A Social Science App + Flashcard Tools
Struggling with cbse class 10 history dates? A Social Science app with a dedicated History Date Drill, plus flashcard and date-gap tools, can help.
Mac Productivity
Small Mac utilities that quietly save time: battery stats, sticky notes, PDF tools, batch image converters, and calculators. These are the desktop apps I reach for while working, and I explain the specific jobs each one is meant to handle.
Small Mac Utilities, Big Wins: Battery Stats, Sticky Notes & Colour-Coded Notes
A Mac battery monitor, minimal sticky notes, and colour-coded notes — three small menu bar apps built to answer simple everyday Mac questions quickly.
PDF Tools for Mac: Crop, Mark, Sign — and Convert to EPUB
PDF tools for Mac: a pdf crop sign mac app for marking up documents, plus a converter that turns finished PDFs into EPUBs for comfortable reading.
Batch Image Conversion & AI Upscaling on macOS, Fully Offline
A batch image converter mac app, an offline AI upscaler, and an icon resizer — three ways to process photos and artwork without uploading anything.
Rotas, Invoices & Expenses: Small-Business Admin Without a Subscription
A staff rota app mac users can run without a subscription, paired with invoicing and a quick-glance Chrome rota for small-business admin on the go.
Quick Maths on a Mac: An AI Fraction Calculator & In-Browser Calculators
A fraction calculator mac app for real fractions, a browser calculator, and a UK take-home pay tool — three ways to do quick maths without decimals.
How to Keep Track of Claude Code --resume Session IDs on Mac
How to stop losing Claude Code resume session ids on Mac, using a colour-coded tracker, project notes, and quick-paste snippets that keep things findable.
Safari Extensions
Safari extensions I've built for the Mac, covering tab management, dark and warm night modes, QR codes straight from a tab, and reusable text snippets. Honest write-ups of what each extension does and the everyday friction it removes.
Best Safari Extensions for Mac in 2026: Tabs, Dark Mode & QR Codes
Three Safari extensions for Mac worth knowing about — tab management, dark reading modes, and turning a tab into a QR code — all built by their own developer.
How to Get Dark Mode on Every Website in Safari (Plus Warm Night Modes)
A Safari dark mode extension for websites that never added their own, plus a mindful pause and auto-scroll for calmer, easier evening reading.
Send a Page to Your Phone: QR Codes Straight from a Safari Tab
A Safari tab QR code extension that turns the page you're viewing into a scannable code, plus a standalone QR generator for text and links on Mac.
Stop Retyping: Reusable Text Snippets in Safari with Quick Paste Templates
A Safari text snippet extension for pasting reusable replies in one click, with a Chrome counterpart and desktop sticky notes for drafts in progress.
Chrome Extensions
Chrome extensions for animated new tabs, multi-engine search, tab wrangling, reading views, and niche toolkits for students, developers, and medical folk. I share how and why I made each one, grounded in what it genuinely does.
Animated New Tab Backgrounds for Chrome: Wallpapers, Orbs & Seasonal Themes
Looking for an animated new tab background chrome extension? Compare a year-round orb and particle wallpaper with two Halloween-themed animated tab options.
Search Google, Bing, YouTube & AI Models at Once with One Chrome Extension
Want to search multiple search engines at once? See a Chrome extension that queries Google, Bing, YouTube and AI models together, plus a prompt-template add-on.
Chrome Extensions for Medical Students & Clinicians: Search, Citations & Conversions
Chrome extensions for medical students and clinicians: search several databases at once, manage citations, and convert temperatures without leaving the browser.
Tame Your Browser: Tab Organisers, Quick Notes & Extension Management for Chrome
A chrome tab organizer extension, a note-and-calculator widget, and a folder-based extension manager — three ways to tidy up a cluttered Chrome browser.
Chrome Extensions for Students: Reading View, Flashcards & Emoji Captions
A chrome reading view extension, a flashcard generator, and an emoji library — three extensions built for students revising and writing in the browser.
Handy Chrome Extensions for Web Developers: Mobile Preview, Images & IP Info
Handy chrome extensions for web developers: a mobile preview chrome extension, a batch image downloader, and an IP info viewer with network details.
Calendars, Clocks & Time
Apps for calendars, clocks, and keeping track of time: public holiday calendars for several countries, fullscreen desk clocks with a seconds hand, moon-phase trackers, and timetable and age-calculator tools for students and teachers.
Public Holiday Calendar Apps for Sri Lanka, Myanmar & Cambodia (2026)
A sri lanka public holidays 2026 app, plus matching calendars for Myanmar and Cambodia, each with countdown timers and cultural notes for every date.
Canada & Nigeria Public Holidays 2026: Calendar Apps with Countdown Timers
A canada public holidays 2026 app with countdown timers, plus a matching calendar for Nigeria, each covering every official date with cultural context.
Turn Your iPhone into a Desk Clock: Fullscreen Faces with a Seconds Hand
Want a fullscreen clock with seconds on iPhone? See a fifteen-face analogue and digital clock app, plus a playful way to learn time differences.
Tonight's Moon: Phase Trackers & a Private Lunar Journal
A moon phase tracker app for iPhone with a private lunar journal, plus a Chrome extension moon calendar for checking tonight's phase in the browser.
Back to School: Timetable Builders & Age Calculators for Students & Teachers
A school timetable maker app for building colourful weekly schedules, plus an age calculator and a fullscreen clock — three apps for back to school.
Money & Business
Money and small-business apps that keep your data off the cloud: private expense trackers, invoicing from your phone, a UK take-home pay calculator, and financial-literacy quizzes. Practical admin without a monthly subscription hanging over you.
A Private Expense Tracker for Mac: Budgets & Savings Goals Without the Cloud
Looking for a private expense tracker for Mac? See how a local-only budgeting app handles budgets and savings goals without sending data to the cloud.
Invoicing from Your iPhone: Bills, Receipts & Getting Paid as a Freelancer
Chasing payments as a freelancer? This invoice app for iPhone freelancer workflows covers billing, expense tracking and cutting out repetitive typing.
What's My Take-Home Pay? A UK Salary Calculator App for Quick Answers
Need a quick UK take home pay calculator app? See how a dedicated iPhone calculator and a Mac fraction tool handle salary maths without a spreadsheet.
Teaching Teens About Money: Financial Literacy Quiz Apps
Financial literacy quiz apps can teach teens real money skills before payday. See a quiz app plus a UK pay calculator and a notes-and-calculator tool.
Creative & Media
Creative and media tools I've made for makers: pixel-art on iPhone, offline PDF-to-EPUB conversion, QR-code generators, and an app-icon resizing workflow. Guides for getting real creative jobs done without uploading your files anywhere.
Making Pixel Art on iPhone: Layers, Mirror Mode & Palettes for Beginners
Starting out with pixel art? This pixel art app for iPhone beginners covers layers, mirror mode and palettes, plus tools for upscaling and sharing it.
How to Convert PDF to EPUB on iPhone and Mac (Offline, No Uploads)
Want to convert PDF to EPUB on iPhone or Mac without uploading a file anywhere? See offline converters for both, plus a PDF editor to tidy up first.
Making QR Codes on a Mac: From Any Text — or Straight from a Safari Tab
Need a QR code generator for Mac? Compare a standalone code maker with a Safari extension that turns the tab you're viewing into a QR code instantly.
An App Icon Workflow for Indie Developers: One Image, Every Size
A simple workflow to resize app icons on Mac: one source image turned into every required size, plus batch conversion and upscaling for indie developers.
Games & Nature
Games and nature apps that teach while they entertain: food chains, Earth trivia, safari animals, a couple of ad-light casual games, animal-vision cameras, and clock games that help kids learn to tell the time.
Educational Nature Games: Food Chains, Earth Trivia & Safari Animals
Looking for a food chain game app kids will actually stick with? Three of my nature apps turn energy flow, planet trivia and African wildlife into games.
Two Casual iPhone Games Without the Ads Overload: Runny Rex & Wings and Hooves
Two casual iPhone games offline players can jump into fast, no account required: Runny Rex, an endless hopper, and Wings & Hooves, a slow puzzle story game.
What Does Your Dog Actually See? Animal Vision Camera Apps Explained
If you've typed what do animals see camera app into a search bar, Animal Eyes is the answer: point your phone and see through ten different animals' eyes.
Helping Kids Learn to Tell the Time: Clock Games & Fullscreen Practice Clocks
A learn to tell time app kids won't get bored of, plus a fullscreen practice clock and a timetable builder for once the whole concept finally clicks.
Everyday Tools & Health
Everyday tools and health apps that turn your iPhone into a toolbox: bubble levels, magnet meters, a smarter torch, GPS speedometers, sound analysers, migraine diaries, colour-coded notes, and handy generators for names and birthdays.
Your iPhone as a Toolbox: Bubble Level, Magnet Meter & a Smarter Torch
A bubble level app iphone owners can trust, plus a magnet meter and a smarter torch — three sensor-based tools that turn a phone into a toolbox.
GPS Apps for the Road: A Dashboard Speedometer & a Route Recorder
A gps speedometer app iphone drivers can glance at on the move, plus a separate route recorder for logging distance, time and speed after the trip.
Tracking Migraine: A Symptom Diary App That Shows You What Aura Looks Like
A migraine diary app with plain-English education, private symptom tracking, and a camera view that shows people what visual aura looks like.
Colour-Coded Notes on iPhone & Mac: Notes, Journals & To-Dos
A color coded notes app for iPhone and a native Mac companion built around the same idea, plus a private lunar journal for quieter daily writing.
Naming the Baby & Counting the Days: A Name Generator + Birthday Tracker
A baby name generator app that asks a few playful questions instead of a long list, plus a birthday tracker for the years that follow the naming.
Finding That Annoying Hum: A Real-Time Sound Analyzer for iPhone
A sound frequency analyzer app iphone owners can use to spot a hum's exact pitch, plus a magnet meter and speedometer to narrow down the source.
