Try the new photo editor at the link below:
The new photo editor supports batch processing of images.
There will be an image processing queue. Add new filters (bottom)
To change the saturation of the photo, upload the necessary files, and specify saturation settings (value greater than 100 - increase saturation, less than 100 - decrease). After that, click the "Download" button and download the processed images.
You can also add additional effects (contrast, brightness, etc.) on the left side to improve the photo.
Image processing service