Tools
Single-purpose utilities for builders. No sign-up, no tracking — everything runs locally in your browser, and nothing you paste is ever uploaded.
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Word Unscrambler
Enter your letters to find every valid word you can make — with blank tiles and starts-with, ends-with, and contains filters.
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Word & Character Counter
Count words, characters, sentences, paragraphs and reading time live as you type — great for essays, posts, and meta descriptions.
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JSON Validator
Paste JSON to validate and pretty-print it, with clear error messages pointing at the problem.
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Password Generator
Create strong, random passwords with adjustable length, character types, and a live strength meter — generated securely in your browser.
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Diff Checker
Compare two versions of text and see exactly what was added and removed, line by line — side-by-side or inline.
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Image Compressor & Resizer
Shrink and resize JPG, PNG and WebP images right in your browser — files never leave your device.
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QR Code Generator
Turn a link or text into a QR code and download it as a sharp PNG or scalable SVG — generated locally in your browser.
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Age Calculator
Find an exact age in years, months and days from any date of birth, with totals and a countdown to the next birthday.
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Percentage Calculator
The three everyday percentage questions in one place — percent of a number, one number as a percent of another, and percentage change.
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Wheel Spinner & Random Picker
Add options, spin a colourful wheel, and let it pick a fair winner — and share your exact list with a link.
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Case Converter
Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case and more, with one-click copy.
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Unit Converter
Convert length, weight, temperature and volume between metric and imperial — metres to feet, kg to lb, °C to °F, cups to ml.
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Countdown Timer & Stopwatch
A simple countdown timer that beeps at zero and a stopwatch with laps — set a time and even share it with a link.
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Color Picker & Converter
Pick a colour and convert between HEX, RGB and HSL, with a built-in WCAG contrast checker for accessible text.
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SSL Certificate Decoder
Decode an X.509 / SSL certificate from PEM — subject, issuer, validity, SANs, key details and fingerprints, parsed locally.
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Certificate to CSR Command Generator
Turn a PEM certificate into a ready-to-run OpenSSL command that regenerates a matching CSR (with a new key), reusing the subject and SANs.
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Loan & Mortgage Calculator
Calculate monthly repayments, total interest and a full amortisation schedule, with a balance-over-time chart.
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BMI Calculator
Calculate your Body Mass Index in metric or imperial, with your category and a healthy weight range for your height.
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Base64 Encoder / Decoder
Encode and decode Base64 text (Unicode-safe), with a URL-safe option and Base64 encoding for any file.
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JWT Decoder
Decode a JSON Web Token's header and payload, check expiry, and verify an HS256 signature — all locally.
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Regex Tester
Test regular expressions with live match highlighting and capture groups, using your browser's own regex engine.
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Markdown Previewer
Write Markdown with a live side-by-side preview and export clean HTML — all in your browser.
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Unix Timestamp Converter
Convert Unix timestamps to dates and back, with live epoch time and both local and UTC output.
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UUID Generator (v4)
Generate random UUID v4 identifiers in bulk, with uppercase and no-dashes options and one-click copy.