Documentation
A guide to every tool: how it works, how to use it, and what each option, button, and result means. 50 pages, grouped the same way as the tools themselves.
General
Features shared by every tool: settings, favorites, search, and saved data.
- Using the toolsHow a tool page is laid out, and the shortcuts, buttons and habits shared by every tool.
- Settings: theme, currency and unitsThe Settings menu, the site-wide currency, the Metric/Imperial switch, and spacing.
- What is saved in your browserEverything the site remembers between visits, where it lives, and how to clear it.
Calculators
Quick math for finance, health, home, and everyday life.
Everyday
Health
Finance
- Loan / EMI CalculatorEstimate monthly payments and total interest on a loan.
- Discount CalculatorCalculate the sale price after a discount, or the original price before one.
- Freelance Hourly Rate CalculatorWork out a suggested hourly rate from your income goal, working days, and expenses.
- Simple vs. Compound Interest CalculatorCompare how a principal grows under simple and compound interest over time.
- Mortgage CalculatorEstimate your monthly mortgage payment, including taxes and insurance, with a full amortization schedule.
- Investment ProjectorProject a SIP and lump-sum investment month by month, with editable per-month contributions, returns, and an actual-vs-projected net worth chart.
Home & Construction
- Concrete Volume CalculatorEstimate the volume and bags of concrete needed for a slab or footing.
- Paint Coverage CalculatorEstimate how much paint you need for a room based on wall area and coverage rate.
- Tile & Flooring CalculatorEstimate how much tile or flooring material you need, including waste allowance.
Converters
Convert between units, colors, and measurements.
Printables
Templates you fill in and print.
- To-Do ListBuild a printable checklist, or print a blank template to fill in by hand.
- Shopping ListBuild a printable shopping list with quantities, or print a blank template to fill in by hand.
- Daily PlannerBuild a printable daily planner — time-blocked schedule, top priorities, today's goal, and appointments — or a blank template to fill in by hand.
- Home Budget PlannerBuild a printable monthly budget — income, fixed/variable expenses, savings, debt, goals, and notes — with totals, or a blank template to fill in by hand.
- Monthly CalendarBuild a printable month-at-a-glance calendar with notes for each day, or a blank template to fill in by hand.
Time & Scheduling
Track times across zones and plan around them.
Clocks
Generators
Create passwords, QR codes, and placeholder content.
Design Tools
Draw and export simple diagrams — right in your browser.
Text Tools
Clean up, count, and reshape text.
- Word & Character CounterCount words, characters, sentences, and paragraphs.
- Case ConverterConvert text to upper, lower, title, or sentence case.
- Lorem Ipsum GeneratorGenerate placeholder text for designs and mockups.
- Markdown PreviewerWrite Markdown and see a live, safely-rendered preview.
- Fancy Text GeneratorTurn plain text into bold, italic, and other Unicode styles.
Developer Tools
Everyday utilities for writing and shipping code.