How to Invert and Negative Colors of Photos in Snapseed App

1. Open the Snapseed app and import the photo you want to edit from your camera roll/gallery
2. Go to the “Tools” tab and select the “Tune Image” option
3. Scroll down the list of editing options until you reach “Invert”
4. Adjust the slider to control the intensity of the invert effect
5. When you’re happy with the result, tap the checkmark icon to apply the changes

How to Create a Negative Photo

1. Open Snapseed and import your photo
2. Go to the “Tools” tab and choose the “Curves” option
3. Tap on the curve line to add an anchor point and drag it down to invert the colors
4. Adjust additional anchor points as needed to increase the contrast
5. Tap the checkmark to apply the negative effect

You can also use the “Selective” tool to selectively invert just parts of a photo rather than the whole image. Overall, Snapseed provides an easy way to quickly invert colors or create unique negative effects right on your mobile device.