Interactive Image Cropper Studio
Supports PNG, JPG, WebP, GIF, BMP, SVG. Processed 100% locally inside your browser.
About ICO to PNG Converter
The ICO to PNG Extractor & Icon Decompiler unpacks multi-resolution `.ico` favicon files, extracting individual 16x16, 32x32, 48x48, 64x64, 128x128, and 256x256 pixel layers into standalone transparent PNG images.
How to Use ICO to PNG Converter
Step 1
Upload an `.ico` icon file into the decompiler.
Step 2
Inspect the grid of extracted icon resolution layers.
Step 3
Click on any layer to download as a standalone `.png` file.
Step 4
Or click "Download All (ZIP)".
Practical Use Cases for ICO to PNG Converter
Extracting Favicons & Logos from Compiled Icons
Decompile `.ico` files downloaded from websites or applications back into high-resolution transparent PNG graphic assets.
Inspecting Embedded ICO Icon Layers
Verify which exact pixel resolutions and color depths are bundled inside a legacy Windows icon file.
Input & Output Examples
Decompiling Multi-Layer Favicon
`favicon.ico` containing 16x16, 32x32, and 48x48 layers
Extracted 3 independent transparent PNG files (16x16.png, 32x32.png, 48x48.png)
Key Features & Performance
- ✓Extracts all embedded icon layers: 16x16, 24x24, 32x32, 48x48, 64x64, 128x128, 256x256.
- ✓Preserves full 32-bit RGBA alpha transparency.
- ✓Inspects internal ICO directory headers, bit depths, and compression types (BMP vs PNG sub-streams).
- ✓100% Client-Side binary parsing.
- ✓1-Click Download individual PNGs or all layers as a ZIP archive.
Key Terminology & Definitions
ICO Directory Entry
The binary header structure within an `.ico` file describing each icon image's width, height, color count, and byte offset.
PNG-Compressed ICO Layer
Modern 256x256 Windows icon layers that use embedded compressed PNG streams rather than raw uncompressed BMP bitmaps.