Social media, web and icon presets - or enter any custom dimensions. Batch resize up to 20 PNG files at once. Transparency preserved, no signup needed.
or click to select files from your computer
Up to 20 PNG files | max 20 MB each | ZIP download for 3+ files
Resizing uses high-quality Lanczos resampling - the same algorithm used in professional image editors. It preserves sharp edges and smooth gradients far better than simpler methods. Full alpha transparency is preserved at every size.
After resizing, use our PNG Compressor to further reduce file size, or the PNG to 8-Bit converter for logos and icons with limited colors.
Fit scales the image to fit within your target dimensions while preserving the original aspect ratio - no cropping, no distortion. Best for general-purpose resizing where proportions matter.
Fill scales and center-crops to fill the exact dimensions. Perfect for social media where you need a precise canvas. Stretch forces the exact dimensions without cropping - useful when pixel-perfect size matters more than proportions.
Every platform re-compresses images that do not match its required dimensions. Using the correct size yourself first gives you full control over quality. Instagram posts are 1080x1080 px, Stories are 1080x1920 px. Twitter/X posts work best at 1200x675 px. Facebook cover photos are 820x312 px. Open Graph link previews should be 1200x630 px. LinkedIn covers are 1584x396 px.
For icon work, 256x256 is the standard large icon size, 64x64 for system icons, and 32x32 or 16x16 for favicons. Use our to package multiple icon sizes into a single .ico file.
Yes. The output is always a PNG file, so alpha transparency is fully preserved at every size. This includes transparent backgrounds, drop shadows, and semi-transparent areas. Use our if you need transparent favicons afterwards.
Fit scales the image proportionally to fit within the target dimensions - no cropping, no distortion. Fill scales the image to completely cover the target dimensions and center-crops the excess. Stretch forces the image to the exact dimensions without cropping, which may distort proportions.
Yes. Enter dimensions larger than the original. The tool uses Lanczos resampling which produces smoother results than simpler upscaling methods. However, upscaling always introduces some softness - start with the highest resolution original available for best results.
Making an image smaller in dimensions almost always reduces file size. Making it larger increases file size. After resizing, use our PNG Compressor to further reduce the file size without additional visual quality loss.
Quality controls the PNG compression applied after resizing. Higher values preserve more detail at the cost of larger file size. Lower values compress more aggressively. High (85%) is recommended - it produces excellent visual quality at significantly reduced file size compared to Max.
Yes. Drop up to 20 PNG files at once. All files use the settings active at upload time. When 3 or more files are done, a Download ZIP button appears so you can grab them all in one click.
Free online PNG to ICO converter for creating Windows 11, 10, 8, and 7 compatible icons. Perfect for desktop icons, app icons, and website favicons. No signup required - just drag and drop your images.
Drop a file above or paste a URL to get started.
Popular Tools: JPG to ICO SVG to ICO HEIC to ICO WebP to ICO Image to ICO
When converting from PNG to ICO, quality is generally maintained for the specific dimensions chosen. However, if your original PNG is smaller than the requested ICO size, some quality loss may occur due to upscaling. For best results, start with a high-resolution PNG image.
Yes, the converter fully preserves transparency from your original PNG images when converting to ICO format, making it perfect for creating transparent icons for websites and applications.
Unlike PNG files which contain a single image, ICO files can include multiple images of different sizes within a single file. This allows a single ICO file to adapt to various display requirements, making it ideal for icons used across different resolutions and contexts. For more details, see this guide on understanding the ICO format.
Absolutely! ICO files are the standard format for website favicons. After converting your PNG image to ICO, you can easily use it as your website's favicon to represent your site in browser tabs and bookmarks.
Converting PNG to ICO is necessary when creating website favicons, Windows desktop icons, or application icons. Browsers and Windows specifically require the ICO format for these purposes, even if your original design was created in PNG format.