Live
Quick Tools
Small calculators that answer one question fast.
Explore
Learn. Build. Live Better.
Free Online Tools, Typing Tests and Learning Roadmaps
Fox Is Happy brings together free online calculators, typing speed tests and typing games, ready-made AI prompts, free public APIs and step-by-step developer roadmaps. Everything is free to use, ad-free, and works in your browser with no sign-up.
- Calculators that open and work
- Typing tests with real feedback
- Prompts, APIs and roadmaps
100% free, no sign-up
Every tool runs in your browser. Nothing you type is uploaded, tracked or stored.
Explore
Free Online Tools, Typing Tests, AI Prompts and Learning Roadmaps
Browse every Fox Is Happy section: free calculators and converters, typing speed tests and word games, ready-made AI prompts, free public APIs, developer roadmaps, scholarships, parenting advice and city travel guides - all free and with no sign-up.
Live
Typing Games
Measure your speed, then actually improve it.
Explore
Live
AI Prompts
Prompts that give you a usable first draft.
Explore
Live
Public APIs
Free data sources for your next project.
Explore
Live
Roadmaps
A clear learning order, not a list of 200 links.
Explore
Coming soon
Apps
Small apps worth keeping on your home screen.
Preview the plan
Coming soon
Scholarships
Funding routes explained without the jargon.
Preview the plan
Coming soon
Parenting
Calm, practical help for the everyday parts.
Preview the plan
Coming soon
Lifestyle
Habits, money and home, kept realistic.
Preview the plan
Coming soon
City Guides
Cities explained the way a local would.
Preview the plan
Quick Tools
Free Online Calculators and Everyday Converters
Percentage, age, BMI, loan and unit calculators that open instantly in your browser. Every calculation runs on your own device, so nothing you type is uploaded or stored.
Quick Tools
BMI Calculator
Check your body mass index in metric or imperial units and see the healthy weight range for your height.
Open tool
Quick Tools
Percentage Calculator
Work out a percentage of a number, what one number is as a percentage of another, and percentage change.
Open tool
Quick Tools
Age Calculator
Find your exact age in years, months and days, plus total days lived and the countdown to your next birthday.
Open tool
Quick Tools
Unit Converter
Convert length, weight, temperature, volume, speed and data sizes with live results and a swap button.
Open tool
Quick Tools
Tip Calculator
Work out the tip, the total and the amount per person, with rounding options for splitting a bill.
Open tool
Quick Tools
Percentage Increase Calculator
Find the percentage increase between two numbers, or raise any value by a percentage.
Open tool
Quick Tools
Percentage Decrease Calculator
Find the percentage decrease between two numbers, or reduce any value by a percentage.
Open tool
Quick Tools
Discount Calculator
Work out the sale price, the amount you save and what stacked discounts are really worth.
Open tool
Typing & Games
Free Typing Speed Test and Online Typing Games
Check your words per minute with a free typing speed test, then build accuracy with typing practice drills and word games. No download and no account needed.
Typing Games
Typing Speed Test
Measure your typing speed in words per minute with live accuracy tracking and instant results.
Play
Typing Games
Typing Accuracy Test
Type a fixed passage with no clock pressure and see exactly which characters you get wrong.
Play
Typing Games
Lowercase Typing Test
Practise typing lowercase letters with a focused typing test using only small letters and simple words.
Play
Typing Games
1 Minute Typing Test
Take a free 60 second typing test and measure your WPM, accuracy and typing consistency.
Play
Typing Games
30 Second Typing Test
A fast half-minute test to check your real typing speed and accuracy without long commitment.
Play
Typing Games
Word Typing Game
Type one word at a time against the clock and build a streak - practice that does not feel like practice.
Play
Typing Games
Random Typing Challenge
Mixed rounds of words, capitals, numbers, symbols and code fragments - the keys other tests skip.
Play
Typing Games
Typing Test for Kids
A gentle, encouraging typing test made for children with simple words and no pressure.
Play
Typing Games
Code Typing Test
Practise typing real code snippets — brackets, symbols and syntax that normal tests never cover.
Play
Typing Games
Home Row Typing Practice
Focused practice on the home row keys — the foundation of touch typing.
Play
Typing Games
2 Minute Typing Test
A two-minute test that shows your real working speed once the first-minute burst fades.
Play
Typing Games
5 Minute Typing Test
A five-minute endurance test for the typing stamina that long documents and exams demand.
Play
Typing Games
15 Second Typing Test
The fastest typing check there is: fifteen seconds, instant WPM and accuracy.
Play
Learn & Build
Developer Roadmaps, AI Prompt Packs and Free Public APIs
Step-by-step learning roadmaps for web development, data and design, copy-and-paste ChatGPT prompts for real work, and a directory of free public APIs you can build projects with.
Roadmaps
AI Roadmap
The big picture of artificial intelligence: the main career paths, the shared foundations, and how to choose where to specialise.
Read
Roadmaps
Frontend Developer Roadmap
A realistic path from first HTML page to employable frontend developer, in the order that actually works.
Read
AI Prompts
AI Coding Prompts
Prompts for debugging, code review, refactoring and learning an unfamiliar codebase.
Read
AI Prompts
ChatGPT Writing Prompts
Prompts for drafting, editing and rewriting - built to give you a usable draft instead of bland filler.
Read
Public APIs
Free Weather APIs
Weather data sources with free tiers, compared on keys, limits, forecast range and commercial terms.
Read
Public APIs
Free JSON APIs
Sample and real JSON endpoints for prototypes, tutorials, portfolio projects and interface testing.
Read
Life & Family
Scholarships, Parenting, Lifestyle and City Travel Guides
Practical guides on scholarships and student funding, everyday parenting questions, simple lifestyle habits and city travel guides - being written and published section by section.
Coming soon
Scholarships
Funding routes explained without the jargon.
Preview the plan
Coming soon
Parenting
Calm, practical help for the everyday parts.
Preview the plan
Coming soon
Lifestyle
Habits, money and home, kept realistic.
Preview the plan
Coming soon
City Guides
Cities explained the way a local would.
Preview the plan
Coming soon
New Free Guides and Resources Coming Soon
Five more sections - apps, scholarships, parenting, lifestyle and city guides - are being written now. Everything published here stays free to read, with no account and no paywall.
Start With a Free Tool, Typing Test or Roadmap
Free calculators, typing games, AI prompt packs, public API references and learning roadmaps - with a new page published every day. All free to use, with no account and no paywall.