How to Create a Favicon Online Free
A favicon is the small icon that appears in browser tabs, bookmarks, and mobile home screens. Getting all the right sizes (16×16 to 256×256) used to require a graphics tool. ImgToolkit's Favicon Generator converts any image into all standard favicon sizes and downloads them as individual PNGs.
Quick Answer
A favicon is the small icon that appears in browser tabs, bookmarks, and mobile home screens. Getting all the right sizes (16×16 to 256×256) used to require a graphics tool.
Try it now — free, no signup
Your images stay on your device. Nothing is uploaded to any server.
Step-by-Step Guide
4 steps · takes under 1 minute
Upload your logo or icon
Drop in a PNG or JPG — square images work best. Your logo at 512×512 or larger is ideal.
Preview all sizes
See previews at 16, 32, 48, 64, 128, and 256px.
Download all sizes
Download all favicon PNGs in a ZIP, or individually.
Add to your website
Place the favicon files in your site root and link them in the HTML head.
100% Private — Zero Uploads
ImgToolkit runs entirely in your browser using the Canvas API. Your images are never sent to a server, never stored in the cloud, and never seen by anyone else. This makes it safe for sensitive documents, client work, medical imagery, and confidential screenshots.
Pro tip
Use 75–85% quality for web images — you get 60–80% smaller files with no visible difference at normal screen sizes.
Format & File Size Comparison
Same 1080×1080px photo processed four ways
| Format | Quality | File Size | Notes |
|---|---|---|---|
| PNG (original) | Perfect | 4.2 MB | No compression — too large for web |
| Compressed PNG | Visually identical | 1.1 MB | −74% — transparency preserved |
| JPG (85% quality) | Excellent | 310 KB | −93% · Best for photos |
| WebP (85%)BEST | Excellent | 205 KB | −95% · Recommended for web |
Based on a 1080×1080px photo. Results vary by image content and complexity.
Related Free Tools
All tools run in your browser — no account or upload needed
Frequently Asked Questions
2 questions answered