Unit Converters
Length, weight, temperature, volume and more.
More categories
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PDF Tools
Merge, split, compress and convert PDF files.
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Image Tools
Compress, resize and convert images without uploading them.
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Text Tools
Count words and characters, change case and clean up text.
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Developer Tools
Format JSON, encode Base64 and URLs, generate UUIDs.
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SEO Tools
Check titles, meta descriptions and other on-page basics.
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File Conversion
Convert between common document and image formats.
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Calculators
Percentages, ages, ratios and other everyday math.
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QR Code Tools
Create QR codes for links, text, Wi-Fi and more.
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Productivity Tools
Small helpers for planning, timing and focused work.
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AI Tools
Curated AI tools, with clear notes on what is free.
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Color Tools
Convert HEX, RGB and HSL and build color palettes.
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Date & Time Tools
Date differences, time zones and calendar conversions.
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Finance Calculators
Loans, savings, interest and salary estimates.