Generators & Security
QR codes, passwords, UUIDs, signatures, invoices and random pickers. All 19 of them run in your browser — nothing is uploaded.
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Free, permanent QR codes with no tracking redirect.
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Scan from your camera or from an image file.
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EAN, UPC, Code 128 and Code 39 as PNG or SVG.
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Strong random passwords and passphrases.
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Honest entropy and crack-time estimates.
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Fair random numbers in any range.
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Roll any dice, with modifiers and advantage.
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A spinning wheel that picks fairly.
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Shuffle a list properly, or split it into teams.
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Draw or type a signature and export it transparent.
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A clean PDF invoice, built in your browser.
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Campaign URLs that stay consistent.
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Title, description, Open Graph and Twitter cards.
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Crawl rules, including the AI crawlers.
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Heads or tails, and the statistics of a run.
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One source, five styles, correct punctuation.
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Split a list of names into fair teams.
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Draw Secret Santa pairs with exclusions.
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Placeholder images at any size, drawn locally.
Other categories
- PDF Tools — Merge, split, compress, sign and convert PDF files without uploading a single page.
- Image Tools — Compress, resize, crop and convert photos with Canvas — the fastest tools on the site.
- Calculators — Percentages, loans, dates, mortgages and statistics, with the formula always shown.
- Health & Body — Body measures, energy needs, cycles and sleep — every formula named, and none of it sent anywhere.
- Converters — Units, temperature, time zones, data sizes and number systems.
- Text Tools — Count, compare, clean, transform and read text aloud.
- Developer Tools — JSON, Base64, hashes, regex, JWT and the rest of the daily toolkit.
- Design & Color — Colour conversion, palettes, gradients, shadows and accessibility checks.
- Utilities & Media — Timers, recorders, device tests and archive tools that use your hardware directly.
- Office & Productivity — Spreadsheets, CSVs, timesheets, labels and the small jobs that eat an office afternoon.