Image Resizer to Exact KB — Free Online Tool

Hit exact KB + pixels for SSC CGL/CHSL/MTS/GD (275x354, 200x230 20-50KB), UPSC CSE (400x400 20-300KB), IBPS/RRB/SBI (200x230), RRB NTPC (320x240 30-70KB), CTET/UPTET/REET/MPTET/DSSSB/KVS (200x230 10-100KB & 140x60 3-30KB), NTA NEET/JEE/CUET (413x531, 480x576), GATE/CAT, Passport 35x45mm & US Visa - 22 presets incl. thumb & declaration & postcard 4x6, batch ZIP, offline.

Image Resizer to Exact KB is part of Photo Tools on Rajlabs. It runs entirely in your browser — your files and text are never uploaded to a server. The same tool is available on all three primary hosts: utility.rajlabs.in, tools.rajlabs.in and utils.rajlabs.in. Bookmark https://utility.rajlabs.in/image-resize-kb or install it as a standalone app from your browser.

What you can do

Hit exact KB + pixels for SSC CGL/CHSL/MTS/GD (275x354, 200x230 20-50KB), UPSC CSE (400x400 20-300KB), IBPS/RRB/SBI (200x230), RRB NTPC (320x240 30-70KB), CTET/UPTET/REET/MPTET/DSSSB/KVS (200x230 10-100KB & 140x60 3-30KB), NTA NEET/JEE/CUET (413x531, 480x576), GATE/CAT, Passport 35x45mm & US Visa - 22 presets incl. thumb & declaration & postcard 4x6, batch ZIP, offline. With Image Resizer to Exact KB you get live results as you type, one-tap presets for common cases, copy buttons, download/export (PDF, PNG, CSV, JSON where applicable) and a shareable URL that remembers your inputs. Dark mode and mobile responsiveness are built in — it looks great on phone, tablet and desktop.

How to use

1. Open Image Resizer to Exact KB at https://utility.rajlabs.in/image-resize-kb.
2. Enter or upload your data — the tool validates and previews instantly in the browser.
3. Adjust presets, then copy, download or share the result. Add ?param=value to the URL to prefill for sharing.

Why this tool is different

• Private & offline: 100% client-side — no data leaves your device. Works on slow networks after first load.
• Accurate & fast: exact constants, Indian formats (crore/lakh, IFSC, bigha) and exam presets where relevant.
• Installable: install Image Resizer to Exact KB as its own app icon (PWA) — it opens directly to this tool.
• Free & no watermark: unlimited use, no signup, no ads covering content.

Tips

Use the category navigation to discover related tools — for example, after using Image Resizer to Exact KB try other Photo Tools tools from the homepage. If you need a different format, the URL Lab, Code Formatter or Converters can chain your output. Found a bug or want a preset? Open an issue on GitHub — Rajlabs ships updates weekly.

FAQ

Is Image Resizer to Exact KB free? Yes, completely free with no limits.

Do you store my data? No — everything runs locally in your browser.

Can I use it on mobile? Yes — the layout adapts to phones and can be installed as an app.

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