Convert a Color Image to Black and White directly in your browser — free, no signup, works on any device.
1
Open Fourmeld Image Tools
Go to fourmeld.com/image-tools.
2
Upload your image
Click Upload and select your image (JPG, PNG or WebP).
3
Apply convert to black and white
Click the convert to black and white button or tool. Preview the grayscale.
4
Download result
Click Download to save your edited image.
Tips
- Compare before/after by toggling the preview
- Works with JPG, PNG, WebP and other common formats
- Original file quality is preserved — changes are non-destructive
FAQs
Does convert to black and white reduce image quality?
No — the edit is applied at full resolution without additional quality loss.
Can I undo the edit?
Download and keep a copy of the original before editing.
Does this work on phone?
Yes — Fourmeld image tools work in Chrome and Safari on any phone.
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