Or paste an image from the clipboard while this workspace is focused.
Static PNG, JPEG, BMP or WebP. One file, up to 40 MiB, 24 million pixels and 8192 px per side. PNG optimization: up to 6 million pixels.
Checkerboard areas indicate transparency. Previews fit the screen; downloads keep the displayed pixel dimensions.
- Input size
- Output size
Downloads re-encode pixels and remove source metadata. JPEG fills transparent areas with the selected background.
Settings
IMAGE WORKSPACE
Understand the task
An image format describes how pixels are stored. PNG supports transparency and lossless pixel storage. JPEG uses lossy compression and has no alpha channel. WebP supports transparency, but this converter exports lossy WebP. Changing the format does not create new detail.
What this tool does
Convert static PNG, JPEG and WebP images locally, with quality controls and a chosen JPEG background.
How to use
- Choose image
- Choose an image and output format. For JPEG or WebP set quality; for JPEG also choose the background. Create a preview, compare dimensions and bytes, then download.
- Downloads re-encode pixels and remove source metadata. JPEG fills transparent areas with the selected background.
Limits and common errors
Quality affects JPEG and WebP, not PNG. A PNG made from a JPEG retains the JPEG’s existing artifacts. Re-encoding strips metadata and may increase file size.
Static PNG, JPEG, BMP or WebP. One file, up to 40 MiB, 24 million pixels and 8192 px per side. PNG optimization: up to 6 million pixels.
Downloads re-encode pixels and remove source metadata. JPEG fills transparent areas with the selected background.
Questions and answers
Why did a transparent area turn white?
JPEG cannot store transparency. The tool fills it with the selected background, white by default. Choose PNG or WebP to retain transparent pixels.
Your image stays here
Processed in this tab. No upload or account.