ICO Icon Generator
2. Choose Sizes
3. Render Options
4. Download
Live Preview
Each tile shows the actual rendered output at that size (1× and 4× upscaled for inspection).
ICO Icon Generator: Convert images to ICO icon files
ICO Icon Generator lets you convert images to ico icon files. Upload an image and get an .ico file — all processed locally in your browser, with no uploads and no sign-up.
Create Windows icons from images
Create Windows icons from images. This is one of the most common reasons people reach for ICO Icon Generator — and it handles the job in seconds, entirely in your browser.
Generate app icons
Generate app icons. This is one of the most common reasons people reach for ICO Icon Generator — and it handles the job in seconds, entirely in your browser.
Make folder icons for desktop
Make folder icons for desktop. This is one of the most common reasons people reach for ICO Icon Generator — and it handles the job in seconds, entirely in your browser.
Everything You Need in a ICO Icon Generator
Powerful features that make ICO Icon Generator fast, private, and free.
Full Customization
Control fonts, colors, sizes, and positions.
Preset Sizes
Start with correct dimensions for social media and print.
Live Preview
See your design update in real time.
100% Private
All design work happens locally in your browser.
Free Forever
No sign-up, no watermarks, no limits.
Export Ready
Download production-ready images instantly.
How to Use
Upload Image
Drop a square image (any common format).
Pick Sizes
Toggle chips to select exactly which sizes you want.
Tweak
Adjust scaling, rounded corners, background, and padding.
Download
Download a single .ico file or a full ZIP pack.
Detailed User Guide
Step 1: Upload a Square Image
Drag and drop a square image. PNG with transparency works best.
Step 2: Pick Sizes
Toggle the size chips. The ICO file will contain exactly the selected sizes.
Step 3: Adjust Rendering
Configure scaling, rounded corners, background, and padding.
Step 4: Preview
Each selected size is rendered in the preview grid.
Step 5: Download
Click "Download ICO" for a single file, or "Download ZIP Pack" for every size as PNG.
ICO File Format
ICO is a container format that can hold multiple image sizes in one file. Each entry is a full image (modern ICO uses PNG).