diff --git a/gui/KCC.ui b/gui/KCC.ui
index afc934d8..bcc1d20f 100644
--- a/gui/KCC.ui
+++ b/gui/KCC.ui
@@ -175,10 +175,20 @@
          </property>
         </widget>
        </item>
+       <item row="4" column="1">
+        <widget class="QCheckBox" name="deleteBox">
+         <property name="toolTip">
+          <string>Delete input file(s) or directory. It's not recoverable!</string>
+         </property>
+         <property name="text">
+          <string>Delete input</string>
+         </property>
+        </widget>
+       </item>
        <item row="4" column="2">
         <widget class="QCheckBox" name="disableProcessingBox">
          <property name="toolTip">
-          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p style='white-space:pre'&gt;Do not process any image, ignore profil and processing options&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;pre style=&quot; margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;Do not process any image, ignore profile and processing options&lt;/pre&gt;&lt;/body&gt;&lt;/html&gt;</string>
          </property>
          <property name="text">
           <string>Disable processing</string>
@@ -257,7 +267,7 @@
        <item>
         <widget class="QSlider" name="croppingPowerSlider">
          <property name="maximum">
-          <number>10</number>
+          <number>200</number>
          </property>
          <property name="singleStep">
           <number>1</number>
@@ -600,6 +610,7 @@
   <tabstop>croppingBox</tabstop>
   <tabstop>mozJpegBox</tabstop>
   <tabstop>maximizeStrips</tabstop>
+  <tabstop>deleteBox</tabstop>
   <tabstop>disableProcessingBox</tabstop>
   <tabstop>editorButton</tabstop>
   <tabstop>wikiButton</tabstop>
diff --git a/kindlecomicconverter/KCC_gui.py b/kindlecomicconverter/KCC_gui.py
index b38b962b..92c35a4f 100644
--- a/kindlecomicconverter/KCC_gui.py
+++ b/kindlecomicconverter/KCC_gui.py
@@ -294,6 +294,8 @@ def run(self):
             options.maximizestrips = True
         if GUI.disableProcessingBox.isChecked():
             options.noprocessing = True
+        if GUI.deleteBox.isChecked():
+            options.delete = True
         if GUI.mozJpegBox.checkState() == 1:
             options.forcepng = True
         elif GUI.mozJpegBox.checkState() == 2:
@@ -823,6 +825,7 @@ def saveSettings(self, event):
                                            'mozJpegBox': GUI.mozJpegBox.checkState(),
                                            'widthBox': GUI.widthBox.value(),
                                            'heightBox': GUI.heightBox.value(),
+                                           'deleteBox': GUI.deleteBox.value(),
                                            'maximizeStrips': GUI.maximizeStrips.checkState(),
                                            'gammaSlider': float(self.gammaValue) * 100})
         self.settings.sync()
diff --git a/kindlecomicconverter/KCC_ui.py b/kindlecomicconverter/KCC_ui.py
index 66b2d173..0db83b0c 100644
--- a/kindlecomicconverter/KCC_ui.py
+++ b/kindlecomicconverter/KCC_ui.py
@@ -2,7 +2,7 @@
 
 # Form implementation generated from reading ui file 'gui/KCC.ui'
 #
-# Created by: PyQt5 UI code generator 5.15.6
+# Created by: PyQt5 UI code generator 5.15.7
 #
 # WARNING: Any manual changes made to this file will be lost when pyuic5 is
 # run again.  Do not edit this file unless you know what you are doing.
@@ -70,6 +70,9 @@ def setupUi(self, mainWindow):
         self.croppingBox.setTristate(True)
         self.croppingBox.setObjectName("croppingBox")
         self.gridLayout_2.addWidget(self.croppingBox, 3, 2, 1, 1)
+        self.deleteBox = QtWidgets.QCheckBox(self.optionWidget)
+        self.deleteBox.setObjectName("deleteBox")
+        self.gridLayout_2.addWidget(self.deleteBox, 4, 1, 1, 1)
         self.disableProcessingBox = QtWidgets.QCheckBox(self.optionWidget)
         self.disableProcessingBox.setObjectName("disableProcessingBox")
         self.gridLayout_2.addWidget(self.disableProcessingBox, 4, 2, 1, 1)
@@ -254,7 +257,8 @@ def setupUi(self, mainWindow):
         mainWindow.setTabOrder(self.colorBox, self.croppingBox)
         mainWindow.setTabOrder(self.croppingBox, self.mozJpegBox)
         mainWindow.setTabOrder(self.mozJpegBox, self.maximizeStrips)
-        mainWindow.setTabOrder(self.maximizeStrips, self.disableProcessingBox)
+        mainWindow.setTabOrder(self.maximizeStrips, self.deleteBox)
+        mainWindow.setTabOrder(self.deleteBox, self.disableProcessingBox)
         mainWindow.setTabOrder(self.disableProcessingBox, self.editorButton)
         mainWindow.setTabOrder(self.editorButton, self.wikiButton)
         mainWindow.setTabOrder(self.wikiButton, self.jobList)
@@ -290,7 +294,9 @@ def retranslateUi(self, mainWindow):
         self.maximizeStrips.setText(_translate("mainWindow", "1x4 to 2x2 strips"))
         self.croppingBox.setToolTip(_translate("mainWindow", "<html><head/><body><p><span style=\" font-weight:600; text-decoration: underline;\">Unchecked - Disabled</span></p><p>Disabled</p><p><span style=\" font-weight:600; text-decoration: underline;\">Indeterminate - Margins<br/></span>Margins</p><p><span style=\" font-weight:600; text-decoration: underline;\">Checked - Margins + page numbers<br/></span>Margins +page numbers</p></body></html>"))
         self.croppingBox.setText(_translate("mainWindow", "Cropping mode"))
-        self.disableProcessingBox.setToolTip(_translate("mainWindow", "<html><head/><body><p style=\'white-space:pre\'>Do not process any image, ignore profil and processing options</p></body></html>"))
+        self.deleteBox.setToolTip(_translate("mainWindow", "Delete input file(s) or directory. It\'s not recoverable!"))
+        self.deleteBox.setText(_translate("mainWindow", "Delete input"))
+        self.disableProcessingBox.setToolTip(_translate("mainWindow", "<html><head/><body><pre style=\" margin-top:12px; margin-bottom:12px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;\">Do not process any image, ignore profile and processing options</pre></body></html>"))
         self.disableProcessingBox.setText(_translate("mainWindow", "Disable processing"))
         self.gammaLabel.setText(_translate("mainWindow", "Gamma: Auto"))
         self.croppingPowerLabel.setText(_translate("mainWindow", "Cropping power:"))