Skip to main content
Image Conversion

Convert BMP to HDR Online — Free

Fast, free BMP to HDR converter. No registration required.

or import from

Secure Transfer

HTTPS encrypted uploads

Privacy First

Files auto-deleted after processing

No Registration

Start converting instantly

Works Everywhere

Any browser, any device

How to Convert

1

Upload your .bmp file by dragging it into the upload area or clicking to browse.

2

Choose your output settings. The default settings work great for most files.

3

Click Convert and download your .hdr file when it's ready.

What is BMP?

BMP is a simple, uncompressed image format native to Windows. It provides perfect quality but results in very large file sizes.

Format Details

Full Name
Bitmap Image
Extension
.bmp

Key Features

  • Uncompressed
  • Windows native
  • Perfect quality
  • Simple format

What is HDR?

HDR (Radiance) is a high dynamic range image format used in 3D rendering, lighting design, and photography. It stores full floating-point color data for realistic lighting effects.

Format Details

Full Name
Radiance HDR
Extension
.hdr

Key Features

  • High dynamic range
  • 3D rendering
  • Lighting design
  • Float precision

BMP vs HDR

FeatureBMPHDR
Full NameBitmap ImageRadiance HDR
Extension.bmp.hdr
Best ForUncompressedHigh dynamic range

Frequently Asked Questions

Yes. You can convert up to 5 files per day completely free, with no watermark or registration required.
Most files convert in under 30 seconds. Larger files (over 500MB) may take 1-3 minutes.
No. Our converter uses optimized encoding settings by default to preserve the original quality.
Free users can convert files up to 100MB. Pro users can convert files up to 2GB.
Yes. Our converter works in any modern web browser on any device.

Related Conversions