Convert Image to Black and White (Grayscale)
Turn colour photos into black and white in seconds. Batch conversion, files never leave your device.
Files never leave your deviceFreeBatch + ZIP
How to use it
- Drag your files into the box or click to choose them.
- Change the settings if needed.
- Press “Start” and download the result.
About Convert Image to Black and White
Grayscale conversion keeps brightness and removes colour using the standard luminance weights for red, green and blue. Black and white photos can look more dramatic and often compress to smaller files. Many images can be converted together.
FAQ
Can I get the colours back?
Not from the converted file, so keep your original photo.
Are my files uploaded to a server?
No. Everything runs in your browser; your files and text never leave your device.
Is it free? Do I need an account?
The tool is free and needs no registration.
Does it work on a phone?
Yes, in modern desktop and mobile browsers; large files depend on your device power.
Related tools
Rotate ImageRotate sideways or upside-down photos to the correct orientation. Batch rotation, no upload.Flip ImageMirror a photo left-right or top-bottom in one click. Works on many files at once.Crop Image to a RatioCrop photos from the centre to a ready aspect ratio such as square, 16:9 or 4:5. Batch cropping supported.Make a Circular ImageCut a photo into a perfect circle with transparent corners. Download as PNG for profile pictures.Round Image CornersGive photos rounded corners with an adjustable radius and download a transparent PNG.Add Text to ImageWrite a caption or watermark on photos, choose position, size, colour and opacity. Batch supported.Blur ImageBlur a whole photo with adjustable strength, for backgrounds or hiding details. Batch processing.Pixelate ImagePixelate photos to hide faces, plates or text. Choose block size; batch supported.