The Smart Images editor preserves your changes, edits are stored so that you can update the image edition and change added texts or shapes, for example.
1. Annotate
Sharpie: drawing tool, with custom colors and line width
Eraser: Click on an annotation to delete it
Shapes: Lines, Arrows, Rectangle & Ellipse
Text: Add dynamic text
2. Crop
Rotate button
Flip button
Rotation / Zoom: Drag and drop the cursor to adjust the rotation and to zoom-in & out