Online Image Editor : Converts the colors of the image into grayscale or sepia tone

Instructions for Use

First, click "Open Image File" in the main menu to load an image file.

You can also open a file by dropping the image directly onto the canvas.
Drop Image File

How to convert image colors

After loading the image, you can convert the colors of your image on settings.
Click Apply to convert the image after inputting your desired settings.

Settings

Conversion type

Refers to how you want to convert the colors of your image.
Choose from Grayscale, Sepia and Other.

Brightest color / Darkest color

If you choose Other in Conversion type, the colors of your image will be converted into a gradient based on the colors you input here.

Number of colors

Refers to the number of colors to be used on your image. Choose from High color, 5 colors, and 2 colors.
Grayscale type

The images above indicate, from the left, the original image, High color, 5 colors, and 2 colors respectively.

Brightness adjustment

Adjusts the brightness of the image. The image will turn brighter when the value is positive and darker when the value is negative.

Saving Images

When you finish editing, save your image.
Please save the image that is displayed on the canvas directly from the menu of your web browser.
save image as

You can also save your work using "Save Image" in the main menu, but this may not function in some browsers.

Handling of images

This app performs the image processing on the user's device, and does not transmit any imported images externally.
Accordingly, there is no worry of the content of the image being recorded on servers, nor of any leakage to outside parties.