constructionProjects & Tools
Free calculators, converters, generators, and developer tools — built for the web
calculateCalculators
Crunch numbers with precision — health, finance, and design calculators.
monitor_weightBMI Calculator
Calculate your Body Mass Index and get a health category breakdown.
cakeAge Calculator
Find your exact age in years, months, days, hours, and more with fun facts.
paymentsTip Calculator
Smart tip calculation with bill splitting and multi-currency support.
aspect_ratioAspect Ratio Calculator
Calculate perfect dimensions for video, images, and design projects.
account_balance_walletSalary / Paycheck Calculator
Determine take-home pay after federal and state taxes with deduction breakdowns.
pregnant_womanPregnancy Due-Date Calculator
Estimate your due date from last menstrual period or conception date.
homeMortgage Payment Calculator
Compute monthly mortgage payments from home price, down payment, and interest rate.
beach_accessRetirement Savings Calculator
Estimate how much to save monthly to reach your retirement goal.
trending_upMutual Fund (SIP) Calculator
Calculate future value of systematic investment plans from monthly contributions.
swap_horizConverters
Transform data formats and measurement units instantly.
straightenUnit Converter
Convert 200+ units across length, weight, temperature, volume, and more.
sync_altJSON ↔ YAML Converter
Bidirectional conversion between JSON and YAML with formatting options.
imageSVG → PNG Converter
Convert vector SVG files to PNG with custom dimensions and quality presets.
boltGenerators
Generate dummy data, test content, and creative resources on demand.
articleLorem Ipsum Generator
Generate placeholder text in paragraphs, sentences, words, or HTML list formats.
casinoRandom Number Generator
Generate random numbers with presets, custom ranges, batch mode, and statistics.
fingerprintUUID Generator
Generate, validate, and format UUIDs (v1, v4) with batch export options.
gradientCSS Gradient Generator
Build linear, radial, and conic CSS gradients with live preview and code output.
buildDeveloper Tools
Debugging, testing, and productivity tools built for developers.
manage_searchRegex Tester & Debugger
Test regular expressions with real-time matching, highlighting, and capture groups.
differenceCode Diff Visualizer
Paste two pieces of text or code and see a side-by-side diff with highlights.
keyboardTyping Speed Test
Professional WPM typing test with real-time accuracy tracking and analytics.
menu_bookReference
Interactive reference materials and explorers.
sciencePeriodic Table Explorer
Interactive periodic table — click any element for detailed properties and uses.
more_horizMore Coming Soon
Additional tools and reference materials are in development. Stay tuned!