ICO to PNG Converter

Extract every size in an ICO file as a separate PNG — handles PNG-encoded and legacy BMP entries. 100% in your browser.

100% in your browser — files never uploaded.
Postcrest — full AI image suite

Need more than a converter? AI background removal, upscale, edit and generate — one workspace.

Get the AI toolsSee pricing

How to use the ICO to PNG Converter

  1. 1
    Drop your ICO
    Multi-size ICOs are unpacked into one PNG per size.
  2. 2
    Inspect entries
    Every embedded size is decoded.
  3. 3
    Download PNGs
    Per-size files.

About this tool

Parses the standard ICONDIR header and extracts each entry — PNG-encoded or legacy DIB + AND-mask BMP.

All processing happens in your browser. No upload.

Frequently asked questions

Multi-size ICO?
Every size is extracted as a separate PNG.
Are files uploaded?
No — every step runs in your browser.
Legacy 4-bit / 8-bit ICOs?
Yes — palette + AND-mask are decoded.
Cursor (.cur) files?
Cursor files use the same format and are also accepted.
Mobile-friendly?
Yes.

Need more than free tools? Get Postcrest's full AI image suite.

AI background removal, AI upscaling, AI image editor and AI photoshoot — every leading model in one workspace.

AI Image Generator
Every leading model — Flux, Nano Banana, Seedream, GPT-Image, SDXL.
AI Image Editor
Inpaint, outpaint, object removal — describe the edit, AI applies it.
AI Background Remover
Pixel-perfect cutouts in seconds — transparent PNG or any new scene.
AI Image Upscaler
Upscale to 4K, face-aware, print-ready, watermark-free.
Get started — access every AI tool
50% off your first 2 months. Cancel anytime.