Online Tools Made Simple

Print a Test Page

Print black and white, color, or CMYK printer test pages instantly to troubleshoot alignment, streaks, and color issues.

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Meeting Cost Calculator

Calculate how much a meeting costs based on duration, number of participants, and average salary. See cost per meeting and cost per hour instantly.

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After-Tax Income Calculator

Calculate your take-home pay after federal, state, and FICA taxes. Enter your salary to see an estimate on how much money you'll receive in your paycheck.

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All tools

JSON Formatter

Format, validate, and minify JSON instantly. Beautify JSON for readability, catch syntax errors, and copy clean output in one click.

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PDF to Markdown Converter

Convert PDF files to clean, readable Markdown text instantly in your browser - fast, client-side processing with full privacy and no uploads.

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Random UUID Generator

Generate random UUID v4 values instantly. Create one or hundreds at once and copy them with a single click.

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Random VIN Generator

Generate random but valid-looking Vehicle Identification Numbers (VINs) for testing and development.

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JWT Decoder

Decode JSON Web Tokens (JWT) to view header and payload claims instantly - optional HS256 signature verification.

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TOML ↔ JSON Converter

Convert TOML to JSON and JSON to TOML instantly - great for config files, tooling, and developer workflows.

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Freelancer Hourly Rate Calculator

Calculate the hourly rate you need as a freelancer based on income goals, taxes, overhead, and billable hours.

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Commute Cost Calculator

Calculate the true cost of commuting-time, fuel, public transit, parking, and workdays per month or year.

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CM ↔ PM

Convert centimeters (cm) to picometers (pm) - and picometers to centimeters - quickly, accurately, and for free.

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CM ↔ Feet & Inches

Convert centimeters to feet and inches - and convert feet and inches back to cm, m, or km quickly and accurately.

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Løn efter skat

Beregn udbetalt løn efter skat i Danmark med et standardiseret estimat (AM-bidrag, fradrag, trækprocent, topskat og ATP).

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Phone Parser and Formatter

Parse, validate, and format phone numbers with a default country code. Get E.164, international, and national formats instantly.

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Remove Special Characters

Remove special characters from text. Keep only letters, numbers, and optional spaces/punctuation. Copy or download the cleaned output.

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Numbers to Words Converter

Convert a whole number into English words instantly (e.g., 19023123 → nineteen million twenty-three thousand one hundred twenty-three).

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HEIC to PDF Converter

Convert HEIC/HEIF images to a PDF instantly in your browser. Private, fast, and processed locally with no uploads.

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Opportunity Cost Calculator

Estimate the opportunity cost of spending money today vs investing it. See future value, lost growth, and break-even comparisons instantly.

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Image

Pixelate Image

Pixelate any image online with adjustable pixel size and output dimensions. Create a mosaic effect and download as PNG - runs locally in your browser.

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Entertainment

Text ↔ Morse Code Converter

Convert text to Morse code or decode Morse back to text instantly in your browser. Fast, private, and easy to use.

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HEIC to PNG Converter

Convert HEIC and HEIF images to high-quality PNG instantly in your browser - fast, private, and processed locally with no uploads.

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CM ↔ Tommer

Konverter centimeter (cm) til tommer (in) - og tommer til centimeter - hurtigt, nemt og helt gratis.

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Random PIN Generator

Generate random PIN codes with a custom number of digits. Choose whether duplicate numbers are allowed.

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Convert Capital Letters to Lowercase

Convert CAPITAL letters to lowercase instantly. Also supports UPPERCASE, Title Case, Sentence case, alternating case, and more.

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Fraction Simplifier

Simplify fractions to lowest terms instantly. Reduce numerator and denominator using GCD - free and fast.

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