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Free Online WEBP to BMP Converter

Convert WEBP to BMP online for free.

Drop WEBP files here
or click anywhere in this box to choose files

Max file size 10MB. Sign up for more.

About the output format

When BMP is the right output

BMP is Microsoft's legacy uncompressed bitmap format. Almost no modern software output-defaults to BMP. Real reasons to convert: legacy Windows-based industrial or scientific software that can't open PNG, embedded systems reading raw pixel arrays, or specific print-shop equipment that only accepts BMP. Everyone else should pick PNG (lossless, transparent, smaller) instead.

WebP vs BMP: Side-by-side

Technical comparison of the two formats — useful for deciding which to use, or for confirming what changes during conversion.

Property WebP BMP
Full name WebP (Google) Bitmap
Year introduced 2010 1990
Developer / standard body Google Microsoft
MIME type image/webp image/bmp
File extension .webp .bmp
Compression Lossy or lossless (VP8/VP8L) Uncompressed (typically)
Color / data depth 24-bit + 8-bit alpha 1 to 32-bit
Max dimensions / size 16,383 × 16,383 px 32,767 × 32,767 px
Transparency Yes Yes
Animation Yes No
Standard / specification RFC 9649 (lossless), RFC 6386 (VP8) Microsoft Windows
Best for Modern web — 25–35% smaller than JPG/PNG at equivalent quality Legacy Windows applications, raw pixel data

About the WebP Format

WebP is a modern image format developed by Google in 2010, based on the VP8 video codec. It supports both lossy and lossless compression modes, giving developers and designers flexibility to choose the right balance between quality and file size. WebP images are typically 25-35% smaller than equivalent-quality JPEG files, making it a compelling choice for web performance optimization.

WebP excels in web environments where bandwidth and loading speed are critical. It combines features that previously required multiple formats — lossy compression like JPEG, transparency like PNG, and animation like GIF — all in a single format. With over 97% browser coverage across Chrome, Firefox, Safari, and Edge, WebP has become one of the most practical choices for modern web development. Its primary limitation is reduced support in older desktop software and some native image editors.

WEBP to BMP FAQ

Quick answers about compatibility, quality, metadata handling, and the most common reasons to convert WEBP files to BMP.

How do I convert WEBP to BMP online?

Upload your WEBP image to iFormat and click Convert — it's decoded and re-encoded to BMP in seconds. It's free, adds no watermark, and needs no account. Batch upload is supported, and results download individually or as a ZIP.

Can I convert WEBP to BMP without losing quality?

BMP is an uncompressed Windows bitmap. When BMP is lossless (PNG, TIFF, BMP), every pixel is preserved exactly. When it's lossy (JPG, WebP), iFormat uses a high default quality so the difference is invisible at normal viewing size. For the sharpest result, always convert from the highest-quality source you have.

How to batch convert WEBP files to BMP for free

Upload multiple WEBP files at once — iFormat converts them all to BMP in one batch. Each result downloads individually or as a single ZIP. No sign-up, no watermark, and no per-file limit on the free plan beyond the 50 MB per-file cap.

Does converting WEBP to BMP keep transparency?

If both formats support an alpha channel (PNG, WebP, GIF, TIFF), transparency carries over. When the target lacks transparency (like JPG), transparent areas are flattened onto a solid background rather than lost silently — preview the result before you rely on it.

Can I convert WEBP to BMP on my phone without installing an app?

Yes. iFormat runs entirely in your browser on iPhone, Android, iPad, or any mobile device — no app download needed. Upload your WEBP photo, tap Convert, and save the BMP directly to your camera roll or files.

WEBP vs BMP — which format should I use?

WEBP is a modern Google format with strong compression best for fast-loading web images. BMP is an uncompressed Windows bitmap best for raw pixel data with no compression. Use BMP when a website, form, or app requires it, or when you need BMP's specific strengths like smaller file size, wider compatibility, or transparency support.

Is it safe to convert WEBP to BMP online?

Yes. Uploads travel over an encrypted HTTPS connection, conversion runs on an isolated worker, and both your WEBP source and the BMP result are automatically deleted from our servers within a short window. Nothing is stored, shared, or used for training.

Is there a file size limit for WEBP to BMP conversion?

The free plan supports files up to 50 MB, which covers the large majority of WEBP files. For longer or higher-resolution files, Starter raises the limit to 100 MB, Plus to 1 GB, and Pro to 5 GB.
Reviewed by Editorial team Updated