About this image format converter
Convert a local JPG, PNG or WebP to another image format. Choose an output format and maximum dimensions, then download the converted image. The image keeps its proportions and is never enlarged. Use this workspace to prepare a result you can review before putting it to use. All processing takes place on your device, without an account or an upload of your inputs. Check the examples to understand the expected output, read the limitations for the supported scope, and reset the form when you want to start a separate task.
How the image format converter works
Choose an output format and maximum dimensions, then download the converted image. The image keeps its proportions and is never enlarged.
Image Format Converter examples
800 × 400 PNG → WebP; bounds 4096 × 4096
800 × 400 WebP
800 × 400 WebP → PNG; bounds 400 × 400
400 × 200 PNG
Limitations & privacy
One nonempty file up to 20 MB and 12 million pixels. Maximum output bounds 4,096 × 4,096; default bounds preserve smaller images. Metadata and animation are not preserved. JPEG flattens transparency to white. Conversion may increase size.
Inputs and results stay in this browser. Only tool identifiers are stored for your recently used tools. You can clear that history from the directory.
Image Format Converter: frequently asked questions
How does the image format converter work?
Choose an output format and maximum dimensions, then download the converted image. The image keeps its proportions and is never enlarged.
What can I inspect in the image format converter result?
The format conversion specification helps you check the result before using it. One nonempty file up to 20 MB and 12 million pixels. Maximum output bounds 4,096 × 4,096; default bounds preserve smaller images. Metadata and animation are not preserved. JPEG flattens transparency to white. Conversion may increase size.
Does the image format converter upload my input?
Processing happens in your browser. No tool input or output is uploaded to a server. Use Reset to clear the current workspace before starting a separate task.
Updated September 20, 2026