Black and White Image Converter
Free online tool to turn photos, logos, and images into black and white. Professional features, 100% private.
Upload Image
Drag and drop your image here, or click to browse
Choose the Right Tool for Your Workflow
Logo & Icon Converter
Best for transparent PNGs and SVGs. Turns logos into pure black or white for watermarks.
Batch Converter
Process hundreds of photos at once. Apply consistent presets to entire folders.
JPG Photo Converter
Optimized for photography. Smart artifact smoothing for compressed JPGs.
Professional Grade Monochrome Conversion in Your Browser
Whether you are a photographer creating dramatic portraits or a designer preparing assets for print, BWConverter gives you the control of a desktop editor with the speed of a web tool. Privacy-first, free, and no watermark.
How to Make Image Black and White
- 1
Upload your photo
Drag and drop any image file. We support high-resolution processing so your print quality remains sharp.
- 2
Adjust tone and contrast
Don't settle for a flat grey image. Use the Channel Mixer to darken skies (Blue channel) or brighten skin tones (Red channel).
- 3
Download instantly
Export as JPG, PNG, or WebP. Your file is processed locally, meaning 0 wait time for uploads or downloads.
Why Use Our Black and White Converter?
Channel Mixing
True black and white photography isn't just desaturation. Control how Red, Green, and Blue colors translate to greyscale values.
100% Client-Side
We use WebAssembly technology. Your photos are processed by your own device's CPU/GPU, ensuring maximum speed and privacy.
Smart Presets
One-click looks including "High Contrast", "Matte", and "Classic Film" to jumpstart your editing.
Frequently Asked Questions
How do I convert an image to black and white?
Upload your file, choose a preset, and click download. The converter analyzes color data and applies channel mixing, letting you convert image to black and white with depth, contrast, and film-style grain in under a minute.
Can I convert logos with transparent backgrounds?
Yes. Use our specialized Logo Converter (linked below) which supports PNG and SVG inputs and preserves transparency.
Can I make multiple photos black and white at once?
Yes. Head to the batch black and white converter to convert multiple images to black and white simultaneously. Drop in a full folder of photos and apply the same preset across every file.
How do I turn a picture black and white online?
Use the browser-based editor, drag in your picture, adjust the sliders, and hit export. There is no download or signup required to turn image black and white online with full control.
What's the best black and white converter?
The best converter gives you custom tonal control, fast previews, and private processing. BWConverter includes all of that plus presets inspired by darkroom workflows so you get professional black and white photos every time.
Is this black and white photo editor free?
Absolutely. BWConverter is a free black and white photo editor with no hidden paywalls, watermarks, or file limits. Every feature works without creating an account.