Pick quality 80 to 90
Most people cannot tell the difference from the original at these settings.
Convert PNG files into lighter JPG images that load faster and are accepted everywhere. Pick the quality, choose a background colour for transparent areas, and convert as many as you need.
Private by design. Your images are processed by your own browser. They are never uploaded to a server, so even private or confidential photos stay on your device.
PNG files are lossless, which makes them large, especially for photos and screenshots with lots of colour. Converting them to JPG can cut the file size by 70% or more with almost no visible change, which means faster websites, smaller email attachments and quicker uploads.
The one thing JPG cannot do is transparency. Any transparent pixels in your PNG are filled with the background colour you choose, white by default. If you need to keep transparency, convert to WebP instead, or keep the PNG.
Most people cannot tell the difference from the original at these settings.
If the image will sit on a coloured page, use that colour as the background.
Logos and icons with flat colours often look sharper as PNG.
Each file shows its old and new size, so you can see exactly what you saved.
JPG uses lossy compression, so some detail is removed. At quality 85 or above the difference is usually invisible.
They are filled with the background colour you choose, because JPG does not support transparency.
No fixed limit. Very large images depend on your device's memory.
No. Everything is converted locally in your browser.
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