About this App

Mosaic Maker is an add-on for Google Sheets that lets you create mosaics from an online image.

Edit the palette

Choose the colors you want to use.

Colors can be added and modified.

Load an image

Images can be imported from a URL or a Google Drive link.

Resize the image to your desired dimensions.

Choose a style

2 types of mosaic are currently available. 

Posterized

The nearest color is chosen for every pixel, resulting in a painterly image.

Dithered

Using neighboring pixels to blend colors, it reproduces the color as accurately as possible.

Completed mosaics can be exported to your Google Drive.

Video