Duotone Photo Filter

🌗 Create duotone images

Apply a two-colour duotone effect to multiple photos at once.

• Turn photos into bold graphic artwork
• Pick light and dark colours
• Keep original image dimensions
• Export the whole batch together

⚙️ What you can do

This duotone filter is ideal for strong graphic looks and consistent branding.

• Create poster-style images
• Make branded image sets
• Build stylish social graphics
• Experiment with bold colour combinations

🖼️ Common uses

• Posters
• Marketing graphics
• Album-style artwork
• Social media visuals

🔒 Free, private, no AI

This tool runs entirely in your browser. Your images are never uploaded or stored.

No accounts, no tracking, and no AI processing. Just fast duotone image editing.