Duotone Image
Adjust images using duotone image online. Preview your input, customize available settings and download the processed result.
How to use Duotone Image online
Adjust images using duotone image online. Preview your input, customize available settings and download the processed result.
- Upload the photo you want to adjust.
- Set strength, angle or color when the selected filter has controls.
- Process the photo and inspect the preview before downloading.
Duotone Image: frequently asked questions
What file formats can I upload?
Supported inputs include PNG, JPEG, WebP, GIF, BMP and TIFF, with a maximum of 12 MB per file. Format-specific conversion tools require the named source format.
Is Duotone Image free to use?
A free Tools4U account can run this tool subject to fair-use limits. Optional Premium removes website advertisements.
How can I download the result?
Choose Process Image, inspect the preview and click Download. The completion screen appears after a successful download. Tools4U processes your image temporarily on its private VPS worker. Inputs and results expire from the temporary download cache.