Convert PNG to WebP – 5 Efficient Methods to Get WebP with Transparent Background

Last Updated on March 27, 2022 by Lendle Gozun

Can you convert PNG to WebP with transparent background? Yes. WebP is a new image format with a much smaller size than a PNG photo. Moreover, the file format supports lossy and lossless compression, as well as animation and alpha transparency. It means you can reduce up to 30% or more to convert PNG to WebP. So, how do you do this? What are the best methods to convert the file formats? Read this guide and you will find the easiest way.

Convert PNG to WebP

Part 1: The Ultimate Method to Convert PNG to WebP

Whether you need to reduce the file size of PNG or preserve the transparent background, WidsMob WebP is the all-in-one PNG to WebP converter that enables you to get the transparent WebP from PNG. Moreover, you can also edit the WebP files, such as resizing them in 4 different modes, rotating and fliping the photos, adding text/image watermarks, and more.

1. Convert PNG to WebP with a transparent alpha background.

2. Resize, rotate, flip, rename, and add text/image watermark.

3. Preview photo histogram, properties, and graphics/animated files.

4. Support WebP, HEIC, PNG, JPEG, GIF, and other formats.

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Step 1: Once you have installed WidsMob WebP, you can launch the program on your computer. Click the Add button to import the WebP, HEIC, GIF, JPEG, and other files. Just preview the histogram and properties, such as file name, image size, model, and more.

Import PNG to WebP App

Step 2: Double click the PNG to view the full screen, it enables you to resize the photos, rotate and flip PNG images, add text/image watermarks with different parameters, including fonts, styles, colors, opacities, sizes, angles, and positions according to your requirement.

Edit PNG in WebP

Step 3: When you get the desired photo, you can click the Export button to choose WebP as the output format. Moreover, there are parameters for photo quality and duration to get the desired quality. After that, you can click the Convert button to convert PNG to WebP.

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Part 2: How to Convert PNG to WebP Online

Method 2: AConvert

Another good thing, PNG to WebP conversion is possible online for free. One of the best websites for this kind of solution is the AConvert. It is a great help to save your time and resources if you want to have WebP files.

Step 1: Select numerous files on your computer by clicking the Choose Files button. Additionally, you can use the dropdown menu to select an online file from a URL, Google Drive, or Dropbox.

Step 2: Configure the target image's quality, size and choose WebP format. You can either use the original image size or click the Change width and height button and enter your own.

Step 3: To begin the batch conversion, click the Convert Now! button to convert PNG to WebP. After that, it will automatically retry the conversion if one server fails. Please be patient during the conversion process.

AConvert PNG to WebP

Method 3: AnyWebP

AnyWebP is another versatile method to convert PNG images into WebP file format. It handles all jobs involved with WebP conversion, from WebP to any or any to WebP with a batch process.

Step 1: To upload your PNG files, either click the Convert All WebP button to import the desired PNG files, or simply drag and drop the PNG images you need to convert directly.

Step 2: After uploading your PNG photo, please verify that the output type is set to WebP. Moreover, you can also set up the photo size and photo quality for PNG to WebP conversion.

Step 3: If affirmative, simply click the Convert All Images button, and your PNG files will be converted to WebP and ready to use. You can simply upload the photos to your website.

AnyWebP PNG to WebP

Part 3: How to Convert PNG to WebP Offline

Method 4: Pixillion Image Converter

Pixillion Image Converter is one of the top-ranking PNG to WebP converters that can help you to convert your PNG images into WebPs. It outperformed the other programs as it supports various file formats to ensure that they can assist everyone with the WebP conversion.

Step 1: Once you have installed the program on your PC. Upload multiple PNG images to the application that you wish to be converted into WebP format.

Step 2: On the Output format drop-down menu, select the WebP format. Then, you can adjust the settings of your expected photo by adjusting it under the Compression Settings.

Step 3: If you are satisfied with the changes, click the Convert button to convert PNG to WebP with transparent background and you are finally free to use your PNG file as a WebP image.

Pixillion PNG to WebP

Method 5: XnConvert

XnConvert is a free image utility that allows you to read, convert, and edit photos in over 500 formats on macOS, Windows, and Linux. The PNG to WebP converter is intended for personal and educational use. If you wish to use it commercially, you must purchase a company license.

Step 1: Install the software on your PC. Upload to the application multiple PNG images that you wish to convert to WebP format.

Step 2: Add actions that allow you to alter the image before conversion. This step is optional.

Step 3: Under the Output section, select WebP as the file format and you may adjust the compression settings.

Step 4: Hit the Convert button to save the changes you have done. Then, you have a WebP copy of your PNG images.

XnConvert PNG to WebP

Part 4: FAQs about converting PNG to WebP

1Should I choose PNG or WebP for websites?
WebP is a better choice. WebP files are 26 percent less in size than PNG files, yet they retain the same transparency and image quality as PNG files. When you use the WebP files with smaller file sizes, the websites load more quickly compared to PNG photos.
2Does WebP lose quality for converting PNG to WebP?
WebP is a lossy and lossless compression technique that can be applied to a wide range of photographic, translucent, graphical images, etc. The WebP typically offers a 30 percent compression gain over the PNG file format without sacrificing image quality.
3Is the transparent WebP supported for all browsers?
The WebP image format is presently supported by 79.2 percent of browsers. Chrome, Firefox, and Edge are all examples of this. Safari 14, which was released last September 2020, supported WebP. It is the reason that you should convert PNG to WebP with transparent background.


When you want to enhance the performance of your website, you can always trust the responsibility of converting PNG to WebP with a smaller size. There are multiple PNG to WebP converters, online or offline. To convert the PNG to WebP with transparent background, WidsMob WebP is always the initial choice you should try.

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