Convert WebP to BMP Online

Convert WebP to BMP instantly — free, private, no upload to servers.

FreeNo Signup100% PrivateBatch ConvertLast updated: March 2026
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Drop your WebP files here, or click to browse
Select multiple files for batch conversion · 100% processed in your browser

What Is a WebP to BMP Converter?

A WebP to BMP converter transforms modern WebP images into uncompressed Bitmap format. The BMP output preserves every decoded pixel but is dramatically larger — typically 10–30x the WebP file size. This conversion is needed when WebP-incompatible legacy systems require raw image data.

Why Convert WebP to BMP?

WebP is not supported by many legacy Windows applications, industrial systems, or older image processing pipelines. BMP provides raw pixel data that virtually every Windows application ever made can open.

Best For:

  • Legacy Windows applications
  • Industrial image processing pipelines
  • Embedded systems requiring raw pixel data

Technical Details

24-bit uncompressed BMP output. WebP transparency is replaced with white background. The file size increase is dramatic but expected for uncompressed pixel data.

How to Convert WebP to BMP in 3 Steps

1

Upload Your WebP File

Drag and drop your WebP image into the converter above, or click to browse. You can select multiple files for batch conversion.

2

Convert Instantly

Click the convert button and TweakFiles will instantly transform your WebP file to BMP format — right in your browser, with no upload to any server.

3

Download Your BMP File

Click download to save the converted file. For multiple files, use the "Download All" button to get everything at once.

TweakFiles vs Other WebP to BMP Converters

FeatureTweakFilesConvertioCloudConvert
PriceFree foreverFreemium ($10/mo)Freemium ($8/mo)
File Privacy100% client-sideUploaded to serversUploaded to servers
Signup RequiredNoAfter 10 filesAfter 25 files
Batch ConversionUnlimited2 files (free)5 files (free)
SpeedInstant (no upload)Depends on internetDepends on internet

Frequently Asked Questions

WebP uses advanced compression (25–50x more efficient than raw pixels). BMP stores every pixel without any compression.
Yes, 100% free, no limits, processed in your browser.
No additional quality loss. The BMP contains exactly the pixels decoded from the WebP.