How to Use Smudge Tool

* It is used for smearing colors on a selected layer.
* It handles the pointer to smudge the colors on the path or on the layer or on the selected portion of an image.
* When it is applied on an image, it picks the available color and mixes it with the colors present on the image.
How to Launch:
- Open Gimp.
- Launch a new image file.

- Now pick Smudge Tool from the toolbox.

* To select this tool, click the toolbox and press the button S.
Tool options:

Mode - This option is not applicable for this tool.
Opacity - This option is used to set the transparency level for the pointer.
Brush - This option offers different types of pointers to smudge an image.
Scale - This option allows you to set the size of the pointer.
Brush Dynamics - The Pressure, Velocity and Random features are combined with Hardness and Rate to set the features to the pointer of smudge tool.
Fade Out - This option makes the airbrush to give a paler effect to the paint that has been applied on the image i.e. the color painted turns fader.
Apply Jitter - This option smudges the image quicker than other smudging options.
Hard Edge - This option places colors in a rough manner when it is applied on a selected portion of an image.
Rate - This option smudges harder when it is applied on an image.
How to Use:
- First choose the type of brush from the tool options in toolbox.
- Then click and drag the cursor on the required portion of the image. For e.g. in the below image, the text is smudged.

- When mouse is dragged over the text portion, it gets smudged.
- In the below image, you can find that all the texts are smudged.

- Now click "File -> Save" to "Save" the file.