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Batch Convert WebP to PNG

Have a folder of WebP files that all need to become PNG before you can use them in design tools, a legacy CMS, or a print pipeline? FixTools handles batch WebP to PNG conversion entirely inside your browser tab: upload as many WebP files as you want at once, convert them all in a single operation, and download the resulting PNGs as individual files or as a single Zip archive with the original filenames preserved and the extension updated to .png.

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Convert multiple WebP files to PNG at once

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Download all converted PNGs together

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Filenames preserved from WebP originals

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Free with no usage limits

Cost: Free forever
Sign-up: Not required
Processing: In your browser
Privacy: Files stay local

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Add this Image Format Converter to your website

Drop the Image Format Converter into any page — blog post, product docs, intranet, school portal — with a single line of HTML. Your visitors get the full tool, processed entirely in their browser. No backend, no uploads, no signup.

Files stay 100% in the visitor's browser
Responsive — adapts to any container width
Free forever, no API key needed

Embed code

<iframe
  src="https://www.fixtools.io/image-tools/image-format-converter?embed=1"
  width="100%"
  height="780"
  frameborder="0"
  style="border:0;border-radius:16px;max-width:900px;"
  title="Image Format Converter by FixTools"
  loading="lazy"
  allow="clipboard-write"
></iframe>

<iframe
  src="https://www.fixtools.io/image-tools/image-format-converter?embed=1"
  width="100%"
  height="780"
  frameborder="0"
  style="border:0;border-radius:16px;max-width:900px;"
  title="Image Format Converter by FixTools"
  loading="lazy"
  allow="clipboard-write"
></iframe>

Attribution-friendly: a small "Powered by FixTools" link appears in the embed footer.

Batch WebP Conversion for Web Developers and Design Workflows

Batch WebP to PNG conversion is particularly useful in web development and design workflows where WebP files accumulate in large numbers as a normal side effect of working with modern production sites. Figma exports design assets as PNG by default, but when designers download production images from staging websites or client CDNs to use as reference material, those images often arrive as WebP because the CDN serves WebP to any browser that advertises support for it. Developers scraping image assets from a live website for a redesign project may collect dozens or hundreds of WebP files in a single session. Converting these batches manually, one file at a time through a desktop image editor, is impractical and burns hours that could be spent on actual design and development work, especially when the conversion itself is mechanical and offers no creative value.

A common scenario involves Sketch or Figma handoff packages that have been processed by an automated asset pipeline. Some pipelines automatically convert PNG source assets to WebP for production delivery, saving bandwidth on the live site by serving the smaller format to compatible browsers. When a new designer or contractor joins the project mid-cycle and needs the source assets in PNG format for editing in tools that do not handle WebP cleanly, they often receive the WebP production versions instead of the original PNGs because the original PNGs have been archived or deleted. Batch converting the full asset folder from WebP to PNG using FixTools restores a working set in minutes without requiring access to the original design files, without involving the DevOps team, and without waiting for the pipeline to be reconfigured to also emit PNG variants.

Website image scraping for competitive analysis or content audits also produces large WebP batches that need conversion before they can be used in deliverables. Tools such as Screaming Frog, Sitebulb, or manual wget and curl downloads collect images as they are served from the live site, which means WebP format for any modern site running an image optimisation layer. Processing these batches for review in presentation software such as PowerPoint or Keynote, or for use in design mockups that will be shared with stakeholders running older software, requires conversion to PNG or JPG before the assets can be embedded. Browser-based batch conversion is faster than setting up a local command-line tool such as ImageMagick or cwebp for a one-time task, and FixTools processes all files in parallel within the browser, so even a 50-file batch typically completes in under thirty seconds on a modern desktop machine.

There is also a workflow efficiency angle worth considering when choosing between batch tools. A browser-based batch converter has zero setup cost: open the page, drag a folder onto the upload area, click Convert, and download the result. A command-line tool such as ImageMagick offers more configuration options but requires installation, knowledge of the correct syntax for the version you have installed, and a working shell environment, which adds five to fifteen minutes of friction for a one-off conversion task. Cloud-based batch services often impose file count limits, daily quotas, or watermark restrictions on free tiers, and almost always require an account before you can download the converted files. FixTools sits squarely in the simplest spot of this trade-off: full batch functionality, no install, no account, no watermark, no quota.

WebP deployment in web workflows (Google Developers)PNG specification, W3C Batch image processing approaches (MDN)

How to use this tool

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Upload multiple WebP files to the Image Format Converter, select PNG as output, and convert all files simultaneously. Download as individual PNGs or as a ZIP archive.

How It Works

Step-by-step guide to batch convert webp to png:

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Open the Image Format Converter
Click the button at the top of this page to open the FixTools Image Format Converter in your current browser tab. The converter loads in under two seconds on a typical home or office connection and presents the upload area immediately, with no plugin install prompt, no permissions dialog, and no warm-up time before you can begin selecting files for the batch.
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Upload all your WebP files
Click the upload area to open your operating system file picker, then select multiple WebP files at once by Command-clicking on Mac or Control-clicking on Windows. Alternatively, drag an entire folder of WebP files from Finder or File Explorer directly onto the upload area, which selects every file inside the folder in a single gesture without you needing to click through the picker dialog at all.
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Select PNG as output for all
Choose PNG from the output format selector. This selection applies to every WebP file in the batch, so you do not need to set the format individually for each file. PNG is the right choice for batch conversion whenever you need lossless output, want to preserve transparency from any source files that contain it, or are preparing assets for design tools and CMS uploads where PNG is the safe interchange format across the entire receiving pipeline.
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Convert all files
Click Convert All. Every WebP file in the batch is processed in parallel inside your browser using the HTML5 Canvas API and the browser's built-in WebP decoder. Because the conversion runs on your own CPU rather than a remote server, batch processing of twenty typical web-sized images completes in roughly the same wall-clock time as converting a single file, limited mainly by your device's available memory rather than any network speed or server queue.
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Download as ZIP or individually
After conversion finishes, you can download all the resulting PNGs as a single Zip archive that preserves the original filenames with the extension updated to .png, or you can download each file individually from the converted-file list. The Zip option is the fastest way to move a complete batch into a project folder, while individual downloads are convenient when you want to inspect specific files before adding them to your work.

Real-world examples

Common situations where this approach makes a real difference:

Developer preparing design handoff assets for a redesign project

A front-end developer downloads every image asset from a client's live website at the start of a redesign project and ends up with sixty WebP files in a single folder, because the client CDN serves WebP to the developer's Chrome browser by default. Batch converting the entire folder to PNG in FixTools takes one upload, one click on Convert All, and one Zip download. The result is a complete set of lossless PNG files ready to open in Figma, Photoshop, Sketch, or any other design tool without any further format conversion needed during the rest of the project.

Content strategist building a competitor analysis deck

A content strategist preparing a competitor analysis for the executive team saves banner, hero, and product card images from five competitor websites during a single research session, ending up with around thirty-five WebP files spread across the Downloads folder. Batch uploading the entire set to FixTools and converting them to PNG in one operation produces a Zip of consistent lossless images that insert cleanly into a Google Slides deck for the strategy review meeting, with no visible quality difference compared to the originals on screen during the projector presentation.

Web agency onboarding a new client site

A web agency taking over the production support of a new client site receives a folder of eighty production images during the migration handover from the previous agency. Every image is WebP because the old agency's build pipeline optimised assets aggressively for page speed, and the new agency's older image processing pipeline expects PNG or JPG inputs and cannot ingest WebP without code changes. Batch converting all eighty files to PNG in FixTools before feeding them into the pipeline takes under two minutes and removes the format incompatibility without requiring any urgent pipeline rewrite during the busy onboarding week.

Pro tips

Get better results with these expert suggestions:

Drag an entire folder of WebP files onto the uploader

Most desktop browsers support dragging a folder from your file explorer or Finder window directly onto the FixTools upload area. This selects every file inside the folder at once without you needing to click through a file picker dialog. On Chrome and Edge on both Windows and Mac, folder drag-and-drop is fully supported and recursively picks up files in any subfolders as well, which is convenient when the WebP files are organised into category folders inside a larger asset directory rather than all sitting flat at the top level.

ZIP download preserves original filenames

The Zip archive created after a batch conversion preserves every original filename with the extension changed from .webp to .png. A file named product-hero.webp becomes product-hero.png inside the archive, with the same prefix and any numeric suffix intact. This keeps asset names consistent with your existing project structure and avoids the need for a manual renaming pass afterwards, which is particularly useful when the converted files need to slot into a build pipeline that references images by name in markup or configuration.

Convert Figma-exported WebP assets back to PNG for editing

Some Figma plugins, third-party export tools, and automated asset pipelines produce WebP versions of design assets for web optimisation, then archive or delete the original PNG sources to save storage. If you later need to edit these assets in Photoshop, Illustrator, Affinity Photo, or any other tool that does not accept WebP cleanly, batch convert the WebP set to PNG using FixTools. The resulting PNG versions are directly editable in every design application and can re-enter the source pipeline as if they were the originals.

Large batches work best on desktop with sufficient RAM

Converting 50 or more large WebP files at once uses significant browser memory because each image is held as an uncompressed RGBA buffer in the Canvas pipeline during processing. On desktop computers with 8 GB or more system RAM, this is usually not an issue and the batch completes comfortably. On mobile devices or older laptops with limited memory, very large batches may slow the browser tab or cause it to reload. For mobile batch work, convert in groups of 10 to 15 files at a time to stay well within available memory.

FAQ

Frequently asked questions

FixTools supports batch conversion of as many files simultaneously as your browser memory can handle, with no enforced file count cap built into the tool itself. The practical limit depends on the available memory on your specific device: modern desktop computers with 8 GB or more system RAM handle 50 or more typical web-sized WebP files at once comfortably, and high-RAM workstations can push that figure into the hundreds. On mobile devices, converting in groups of 10 to 15 files is the more reliable approach for large source images, because mobile browsers are more aggressive about reclaiming memory from background tabs.

Yes. Converted PNG files keep the original WebP filename with only the file extension changed from .webp to .png. A file named banner-image.webp becomes banner-image.png in the output, a file named product_2_hero.webp becomes product_2_hero.png, and any numeric or descriptive suffix carries through unchanged. This makes it easy to identify files in the converted batch, maintain consistency with your existing project directory structure, and slot the PNG files directly into pipelines or markup that references images by name without any rename step.

Yes. After a batch conversion finishes, FixTools offers a Zip download option in the result panel that gives you all converted PNGs in one archive. The Zip uses the same filenames as the originals with the extension updated, and the archive is generated client-side in your browser, so the download starts immediately with no server delay. This is the fastest way to move a complete batch into a project folder on your machine, and the Zip preserves any folder structure you uploaded if you dropped a multi-folder hierarchy onto the upload area.

Yes. Batch conversion is a fully free feature in FixTools with no file count limits, no daily caps, no time-of-day restrictions, and no paid tier required to unlock additional batch size or output format flexibility. All files in a batch are processed simultaneously in your browser using your own device CPU, so there is no marginal infrastructure cost for FixTools per conversion and consequently no business reason to gate batch behind a paywall. The free tier is the only tier and includes every feature.

Yes, although selecting many files on mobile is somewhat slower than on desktop because the document picker is touch-driven and folder-drag is not available. The batch conversion itself works on any mobile device with a modern browser, including Chrome on Android, Safari on iPhone, Firefox on Android, and Samsung Internet. For large batches on mobile, uploading in groups of 10 to 15 files reduces the risk of browser memory issues and is also faster overall because the OS file picker is more responsive with shorter selection lists.

There are no fixed file size limits enforced by FixTools itself. The practical limit is your browser's available memory at the time of conversion, which depends on your device specifications, the other tabs you have open, and the size of the source images. Very large images of 20 MB or more each, particularly when stacked into large batches, may exhaust available memory on memory-constrained machines and cause the tab to reload. For most typical web and design assets in the 200 KB to 2 MB range, batches of 50 files process without any issue on a current desktop computer.

The FixTools Image Format Converter is primarily designed for WebP input with PNG output during a batch session, but it accepts other input formats as well. Uploading a mix of WebP, JPG, and BMP files in a single batch works correctly: each input file is decoded using the appropriate browser decoder and re-encoded as PNG for output. Files that are already in PNG format pass through cleanly and are essentially copied to the output. This makes it convenient to normalise a folder of mixed-format images into a consistent PNG set without sorting by format first.

No. Each file in the batch is processed independently using its own decoded pixel data, so the order in which you select or drag the files onto the uploader has no effect on the conversion result for any individual file. The output Zip archive preserves the original ordering for convenience when you scroll through it in a file manager, but the converted bytes for any given input file are identical regardless of whether that file was first or last in the batch. There is no global state shared across files during conversion.

Yes. Each file in the batch is processed independently and any alpha channel present in the source WebP is preserved exactly in the corresponding PNG output. This means a batch that contains a mixture of opaque photographs and transparent logos produces a matching mixture of opaque and transparent PNGs, with transparency preserved file by file as appropriate to the source. There is no global transparency setting that applies to the whole batch; each PNG inherits its alpha channel state from its own source WebP without any cross-contamination between files.

Yes. Because every file in the batch is processed locally inside your browser using the HTML5 Canvas API and the browser's built-in WebP decoder, no file is ever transmitted to any FixTools server, content delivery network, or third-party endpoint. This applies to single-file conversions and large batches alike. You can verify this by opening your browser developer tools, switching to the Network tab, and watching during a batch conversion: you will see no outbound file upload requests, only local script execution and the final local Zip generation step.