Edge cases
- Unsupported, encrypted, corrupt, or unusually structured files may be rejected.
Image Tools
Compress PNG
Make PNG images lighter before uploading or publishing. Files stay on your device.
Runs in your browser ยท Files stay on your device
Waiting
Runs in your browser. Files do not leave your device.
Input
Compress images. Select images, run the tool locally, and download the finished files.
Drop images hereUp to 25MB each. .png, image/pngDropBrowsePaste
Tool notes
Before you share
Result What you get
Make PNG images lighter before uploading or publishing.
Input
png
Output
png
Steps Run order and common questions
- Choose or enter png in the workbench.
- Run the compression tool locally in your browser.
- Download the png result and review it before sharing or archiving.
- Use related retained tools for validation, cleanup, conversion, or the next workflow step.
Is Compress PNG free to use?
Yes. The public tool is free to use in your browser.
Are my files uploaded?
No. This tool runs locally in your browser, so selected files or pasted input are not uploaded to Convurter.
What should I check before using the png result?
Browser-readable file structure and metadata can vary by format and producer. Review the final output before using it in production work.
What can I do after this?
Good next steps include Compress JPG, PNG to JPG, and Resize image.
Notes Limits, accuracy, privacy
Accuracy
- Browser-readable file structure and metadata can vary by format and producer.
Privacy
- Supported inputs are processed on your device.
- Convurter telemetry avoids raw file bytes and pasted content.
Fit If you are unsure, start from image publishing prep and pick by destination: web, social, portal, PDF packet, batch ZIP, or inspection.
Best for
- Image workflows where dimensions, format, transparency, metadata, compression, batch output, or social sizing affects the result.
- Preparing web, portal, social, document, or asset-library images with browser-first processing.
- A focused compress task where the expected output is png.
Before you start
- This tool runs in the browser, so keep the tab open until the result is created and downloaded or copied.
- Keep the highest-quality source image because repeated compression and conversion can compound artifacts.
- Decide the destination first: web page, upload portal, social post, print handoff, PDF packet, or archive.
- Check transparency, dimensions, and format before converting because JPG, PNG, WebP, AVIF, and PDF preserve different properties.
- Check whether size reduction is more important than preserving every visual or structural detail.
Quality checks
- Inspect the compressed result because smaller files can trade off detail, metadata, or structure.
- Open the output image at its intended display size, not only as a tiny browser preview.
- Verify dimensions, file size, transparency, and metadata before publishing or uploading.
- For batch ZIP output, inspect a sample file before using the whole set.
- Download and open the file output before leaving the page or deleting the source copy.
Common mistakes
- Converting transparent artwork to JPG removes transparency because JPG has no alpha channel.
- Upscaling a low-resolution source does not restore missing detail.
- Optimizing images before deciding final dimensions often creates files that need to be regenerated.
- Closing the tab before downloading or copying a browser-generated result.
- Compressing multiple times instead of returning to the best available source and making one final output.
Continue the workflow
Use these when the current result is only one step in a longer task.
Verify or clean up
Use these when the output needs checking, cleanup, comparison, compression, or a final share-ready pass.