Is converting JPEG to BMP free?

Yes. ConvertBoy is free with no daily limit, no watermark and no sign-up.

Is there a file size limit?

No. Your own device does the work, so the only limit is your device's memory. Very large videos take longer on slower computers.

No. The conversion happens inside your browser. Your JPEG files never leave your device, and nothing is kept after you close the tab.

Yes. It works in Safari on iPhone and Chrome on Android, as well as on any computer.

You choose the quality under Settings (85% by default) and can resize the picture. PNG and TIFF keep every pixel.

Convert JPEG files to BMP for free. No size limit, no sign-up, nothing uploaded.

Choose your JPEG files or drop them on this page. You can add as many as you like.
BMP is already selected. Press Convert, or Convert all for several files.
Press Download. With several files you can download them all as one ZIP.

JPEG is the same format as JPG under its longer name. BMP is an old uncompressed picture format from Windows.

Is converting JPEG to BMP free?: Yes. ConvertBoy is free with no daily limit, no watermark and no sign-up.
Is there a file size limit?: No. Your own device does the work, so the only limit is your device's memory. Very large videos take longer on slower computers.
Are my files uploaded anywhere?: No. The conversion happens inside your browser. Your JPEG files never leave your device, and nothing is kept after you close the tab.
Does it work on a phone?: Yes. It works in Safari on iPhone and Chrome on Android, as well as on any computer.
Will the picture lose quality?: You choose the quality under Settings (85% by default) and can resize the picture. PNG and TIFF keep every pixel.