Free PNG to SVG Converter Online

What Is PNG to SVG Conversion and How Does It Work

PNG to SVG conversion wraps your raster PNG inside an SVG container so a workflow that demands a .svg file will accept it. This is an important distinction to grasp up front: it does not trace your image into editable vector paths. Instead it produces a genuine SVG file whose contents are your original PNG, referenced by an <image> element. People reach for it when a design tool, build pipeline, or upload field insists on the SVG extension but all they have is a photo, screenshot, or gradient-heavy graphic that would not vectorize cleanly anyway. It runs entirely in your browser, so private images stay on your device. The mechanism is base64 data-URI embedding. The tool reads your PNG's binary data with the FileReader API, encodes it as a base64 text string, and drops that string into a valid SVG document as the source of an <image> tag sized to the PNG's original dimensions. The result displays your PNG exactly as it was — same pixels, same quality, same transparency — but now carries the .svg file type and MIME type. Because it is a real SVG container, you can open it in Figma or Illustrator and layer vector shapes, text, or masks around the embedded image, even though you cannot edit the embedded pixels as curves. The distinction that trips people up is what the SVG format actually guarantees. SVG is a markup language for drawing instructions, and one of the elements it defines is <image>, whose whole purpose is to place a bitmap inside the document. So a valid SVG can legitimately contain nothing but a photo. What it cannot do by itself is convert pixels into paths — that requires tracing, where software runs edge detection across the bitmap, groups pixels into regions by colour similarity, and fits bezier curves to the boundaries it finds. Tracing is lossy in a different way: it approximates, so soft gradients and photographic noise come out as blotchy colour blobs, which is precisely why it suits flat logos and line art but not photos. Scaling the wrapped file up just enlarges the embedded bitmap, so it softens exactly as the PNG would. Here is a concrete example. Take a 120 KB PNG icon. After conversion you get a .svg file around 160 KB — roughly a third larger, because base64 stores binary data as text and inflates it by about 33%. The image inside looks identical and keeps its transparency, and the file now satisfies a tool that only accepts SVG. If you instead needed the icon to scale infinitely as crisp curves, this is not the tool for that — you would trace it in dedicated software first. The practical uses are narrow but real. You embed a PNG in SVG to satisfy an upload form or design system that requires the format, to drop a raster into an SVG-based composition, or to use the image as a CSS background where an SVG is expected. Developers sometimes wrap PNGs this way to keep a build pipeline happy. Batch mode converts a set of PNGs at once and returns a ZIP, which is handy for a folder of icons or product images. The key limitation bears repeating: this is a format wrapper, not vectorization. For true scalable vectors from a logo or line drawing, use Adobe Illustrator's Image Trace or Inkscape's Trace Bitmap, which run edge-detection to build editable paths. Expect the SVG to be about 33% larger than the PNG, so if size matters and you do not specifically need SVG, keep the PNG. Everything is processed locally in your browser — your files are never uploaded, never stored, and cleared when you close the tab.

Learn More — PNG to SVG Converter Guide

🔥 Trending Tools