Curated Tools
Useful online toolswithout the clutter.
Clean, practical tools for calculations, lookups and data generation. Built to be quick, accurate and easy to use.
Featured Tools
A quick starting set from the live tool collection.
FinanceHome Move Cost Planner
Estimate buying, selling, and moving costs with deposit, England SDLT, fees, and a practical total.
FinanceMortgage Overpayment Calculator
Calculate how much interest and time you could save by making extra payments.
FinancePersonal Budget
Plan household income, shared bills, subscriptions, cars, and leftover money with Person 1, Person 2, and Joint splits.
FinanceCar Finance Calculator
Estimate UK car finance monthly payments for HP and PCP deals with deposit, APR, optional final payment, and a clear monthly schedule.
Recently Added
New Tools
The latest additions to the Casually Amazing toolbox.
FinanceMaking Tax Digital Checker
Check whether current MTD for Income Tax thresholds may affect you as a sole trader or landlord.
FinanceFirst-Time Buyer Stamp Duty
Estimate England SDLT for first-time buyers, compare relief savings, and see when the relief stops.
FinancePay Per Mile Car Tax
Estimate proposed UK electric vehicle eVED and pay per mile car tax from annual mileage, MOT odometer readings, VED, and per-mile rates.
Browse by task
Find the right tool faster
Grouped by what you are trying to do, rather than one long list.
Money & Home
Calculators for property, moving, household costs and UK-specific finance estimates.
Mortgage Overpayment Calculator
Calculate how much interest and time you could save by making extra payments.
Home Move Cost Planner
Estimate buying, selling, and moving costs with deposit, England SDLT, fees, and a practical total.
First-Time Buyer Stamp Duty
Estimate England SDLT for first-time buyers, compare relief savings, and see when the relief stops.
Word Tools
Quick helpers for finding words, checking patterns and solving word puzzles.
Word Finder
Find useful words from your letters with quick filters for starts with, ends with, and contains.
Wordle Solver
Narrow down possible five-letter words from green, yellow, and grey Wordle clues.
Codeword
Solve a classic number-to-letter word puzzle with easy, medium, and hard generated games.
Dev & Data
Fast helpers for testing, data creation and small development tasks.
UUID Generator
Generate Version 4 UUIDs instantly for development and testing.
Random Test Data Generator
Generate test data with mock names, emails, and addresses for QA and prototypes.
Colour Converter
Convert between Hex, RGB, and approximate CMYK values with a live picker and quick copy actions.
Motoring & Tax
Estimate car costs, tax checks and finance figures without a spreadsheet.
Car Finance Calculator
Estimate UK car finance monthly payments for HP and PCP deals with deposit, APR, optional final payment, and a clear monthly schedule.
Pay Per Mile Car Tax
Estimate proposed UK electric vehicle eVED and pay per mile car tax from annual mileage, MOT odometer readings, VED, and per-mile rates.
HMRC Tax Calculator
Estimate UK take-home pay after Income Tax, National Insurance, pensions, savings interest, Child Benefit charges, student loans, and self-employed profit.
Playable puzzles
Games
Simple browser games for a quick, satisfying break.
Word GameCodeword
Solve a classic number-to-letter word puzzle with easy, medium, and hard generated games.
More games
More quick puzzles and browser games will be added as the collection grows.
PlannedQuiet reassurance
Built to feel useful before it feels busy.
Instant access
No accounts, onboarding or unnecessary steps before using a tool.
Clear outputs
Results are written to be understandable, not just technically correct.
Private where possible
Many tools calculate in your browser without storing personal inputs.
No clutter
Tool pages put the task first, with guidance below rather than in the way.
A calm tool directory
Small tools for practical jobs.
Casually Amazing focuses on calculators, generators and checkers that are quick to use and clear about what they do.
Some tools are UK-focused where tax, property or finance rules apply. Others are general helpers for writing, development and everyday problem-solving.
Can't find the tool you need?
Suggest a tool or report an issue, and it can be considered for the roadmap.
Suggest a ToolQuick FAQ
Full FAQDo I need an account to use the tools?
No. The site is designed around instant browser access with no sign-up flow.
Are sensitive inputs stored?
Where possible, calculations and generation happen in the browser and sensitive personal inputs are not stored by default.
Are finance results exact?
No. Finance tools are practical estimates to help with planning, not financial advice or a substitute for checking official figures.
Can I suggest a tool or report a problem?
Yes. Use the contact page if you want to suggest a tool, report an issue, or send feedback about something that could be improved.