Circlify Button not showing

Circlify > Support Help
Cause:
The add-in may become disabled by PowerPoint if the Circlify add-in is actively running/executing when PowerPoint is closed or if PowerPoint crashes.

Fix:
Follow the steps below to re-enable Circlify :

PowerPoint 2010
1. Select the File tab or press Alt+F key combination.
2. Click Options button in the left pane
3. Select Add-Ins in the left pane.
4. Select Disabled Items in the Manage box and click Go... button.
5. Select Circlify and click Enable button.
6. Click Close to dismiss the dialog box.

PowerPoint 2007
1. Select the Office Button or press Alt+F key combination.
2. Click PowerPoint Options button.
3. Select Add-Ins in the left pane.
4. Select Disabled Items in the Manage box and click Go... button.
5. Select Circlify and click Enable button.
6. Click Close to dismiss the dialog box.

If Circlify isn't show as disabled, Manually add the Circlify Add in
If Circlify is not showing in your PowerPoint toolbar after installing, please follow the instructions below.

1. Open PowerPoint
2. Click the Microsoft Office Button or File Button , click PowerPoint Options, and then click Add-Ins.
3. In the Manage list, click PowerPoint Add-ins, and then click Go.
4. In the Add-Ins dialog box, click Add New.
5. In the Add New PowerPoint Add-In dialog box, browse for C:\Program Files\GMARK\Circlify
6. Select the file named Circlify.ppam and then click OK.