Help

Last updated: July 8, 2026

2Step Mask is an iPhone app for hiding personal information in photos and screenshots.

For step-by-step app instructions, please see Help inside the app.

Fastest: 2 Steps

• After loading a photo, just drag over the part you want to hide.

Basics

• Pinch to zoom the photo in or out.

Move Mode

• When zoomed in, switch to Move Mode to drag around freely.

Undo and Redo

• Use Undo to remove the previous marker or erase action.
• Use Redo to apply an action you just undid.

Hide by Selecting Area

• Choose Erase, then select Erase Area at the top right and drag.
• The app samples colors inside the selected area and fills it with a close background color.
• To erase multiple spots, keep the photo zoomed in and select the next area.

Hide with Marker

• Choose Marker to show marker controls above the photo.
• Drag with one finger to paint with a wide marker.