BMP to JPG Converter – Free Online Tool
Convert large BMP bitmap files to compact JPG format. BMP files are uncompressed and huge — JPG shrinks them by 90%+ with minimal quality loss.
No signup · No limits · Works on any device
What Is a BMP to JPG Converter?
A BMP to JPG converter transforms BMP (Bitmap) image files into the JPEG format, dramatically reducing file size while maintaining excellent visual quality. BMP is one of the oldest digital image formats, developed by Microsoft for Windows in the late 1980s. Unlike modern image formats, BMP stores pixel data with no compression at all — every pixel is recorded individually, making BMP files enormous compared to their visual content. A typical full-color BMP photo is 3 to 5 bytes per pixel, meaning a 10-megapixel photo requires approximately 30 MB as a BMP. The same photo as a JPEG at 92% quality is typically 3–5 MB — a 85–90% reduction in file size with visually imperceptible quality loss. This makes BMP to JPG conversion one of the most impactful file size reductions available for any format pair. BMP files appear in many contexts: screenshots saved by older Windows utilities, images exported from legacy software, raw output from certain embedded devices and industrial cameras, bitmap assets extracted from Windows applications or installers, and scanned documents from older scanners. Converting these to JPEG makes them shareable, uploadable to web platforms, and manageable in size. JPEG is the world's most universally supported image format — every device, application, browser, and platform can open it without issue. Choosing 92% JPEG quality (as FileQuick does) is the professional standard for high-quality JPEG output: it achieves excellent compression while preserving nearly all visible detail. Your BMP files are converted entirely in your browser using the Canvas API — no upload required.
Why use FileQuick?
BMP files are impractically large for everyday use. A single BMP photo can be 20–50 MB, making it unsuitable for email attachments, web uploads, cloud storage, or sharing. Converting to JPEG at 92% quality produces a file that is 85–95% smaller with quality that is indistinguishable from the original for virtually all practical uses. FileQuick handles this conversion in your browser, so even large BMP files can be converted without uploading them anywhere.
How to Convert BMP to JPG Online — Step by Step
- Click 'Upload Files' or drag and drop your BMP files into the drop zone. Multiple files are supported.
- Your browser loads each BMP using native image support.
- Click 'Convert to JPG'. Each BMP is drawn to a canvas and encoded as 92% quality JPEG.
- Each JPG downloads automatically with the same filename but a .jpg extension.
Frequently Asked Questions
Is the BMP to JPG converter free?
Yes, completely free — no account, no payment, and no file limits.
How much smaller will my JPG be compared to the BMP?
Typically 85–95% smaller. A 30 MB BMP commonly converts to 2–4 MB JPEG at 92% quality, depending on image content.
Will there be visible quality loss?
At 92% JPEG quality, quality loss is minimal and imperceptible for most practical uses — photos, documents, and graphics all look excellent.
Can I convert multiple BMP files at once?
Yes. Upload multiple BMPs and each will be converted and downloaded as a separate JPG file.
Are my files uploaded to a server?
No. All conversion happens in your browser using the Canvas API. Your BMP files never leave your device.