About the PNG to JPG / JPG to PNG Converter
PNG and JPG serve different purposes — PNG supports transparency and lossless quality, ideal for logos and graphics, while JPG uses lossy compression that produces much smaller files for photographs. This converter switches an image between the two formats instantly, entirely inside your browser, with no file ever uploaded to a server.
This tool is useful for web developers needing a specific format for a CMS or ad platform requirement, designers converting between formats for different use cases, and anyone who received an image in the wrong format for what they need to do with it next.
To use it, drag and drop your image, choose the target format (PNG or JPG), and for JPG output adjust the quality slider. Click Convert and the result appears immediately alongside a preview and file size comparison, ready to download.
For example, converting a PNG screenshot to JPG at 85% quality typically shrinks the file size significantly since JPG's lossy compression is far more efficient for photographic content than PNG's lossless approach — ideal when you need to email a screenshot or upload it somewhere with strict size limits.
An important thing to understand: converting a PNG with transparency to JPG will fill the transparent areas with a solid background color (white by default, or a color you choose), since JPG doesn't support transparency at all — always check your result if the original image relied on a transparent background. Converting the other direction, from JPG to PNG, does not restore any quality lost in the original JPG's compression — PNG's lossless format simply preserves whatever pixel data already exists without adding any generation loss going forward.
Tip: use PNG for logos, icons, and screenshots with text or hard edges, and JPG for photographs where a slightly lossy compression is imperceptible but saves substantial file size — choosing the right format for each use case matters more than which conversion direction you're going.