📚 Guides & How-Tos
Practical, no-nonsense guides for common file tasks — each solvable free with the tools on this site.
Compress PDF to 100 KB Free Online — Instant Tool, No Signup
Portal rejecting your PDF for being too big? Use the compressor on the page — it auto-shrinks any PDF under 100 KB without uploading it anywhere.
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Compress PDF to 200 KB, 300 KB or 500 KB — Free & Private
Land under any portal’s PDF limit on the first try — level-by-level guide with a compression cheat table.
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How to Make a Passport Size Photo at Home — Free Online Guide
Official sizes for India, US, UK and more, the white-background trick, 300 DPI printing and form KB limits — all free.
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How to Resize a Photo to 20 KB for Online Forms (SSC, UPSC, PAN)
Step-by-step guide to resizing photos and signatures to exact KB limits for government forms — free, in your browser, no app needed.
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WebP vs JPG vs PNG: Which Image Format Should You Use in 2026?
A practical comparison of the three main image formats — file size, quality, transparency, compatibility — and exactly when to use each.
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