diff --git a/src/libs/qmljs/qmljsstaticanalysismessage.cpp b/src/libs/qmljs/qmljsstaticanalysismessage.cpp
index 01a09a00b2f..3d8e3c8f3df 100644
--- a/src/libs/qmljs/qmljsstaticanalysismessage.cpp
+++ b/src/libs/qmljs/qmljsstaticanalysismessage.cpp
@@ -231,7 +231,7 @@ StaticAnalysisMessages::StaticAnalysisMessages()
     newMsg(ErrFunctionsNotSupportedInQmlUi, Error,
             tr("Functions are not supported in a Qt Quick UI form."));
     newMsg(ErrBlocksNotSupportedInQmlUi, Error,
-            tr("Java Script blocks are not supported in a Qt Quick UI form."));
+            tr("JavaScript blocks are not supported in a Qt Quick UI form."));
     newMsg(ErrBehavioursNotSupportedInQmlUi, Error,
             tr("Behavior type is not supported in a Qt Quick UI form."));
     newMsg(ErrStatesOnlyInRootItemInQmlUi, Error,
diff --git a/src/libs/timeline/qml/CategoryLabel.qml b/src/libs/timeline/qml/CategoryLabel.qml
index 528ea8a8762..4a793eb2bdc 100644
--- a/src/libs/timeline/qml/CategoryLabel.qml
+++ b/src/libs/timeline/qml/CategoryLabel.qml
@@ -231,7 +231,7 @@ Item {
         implicitHeight: txt.height - 1
         enabled: expanded || (model && !model.empty)
         iconSource: expanded ? "arrow_down.png" : "arrow_right.png"
-        tooltip: expanded ? qsTr("Collapse category") : qsTr("Expand category.")
+        tooltip: expanded ? qsTr("Collapse category") : qsTr("Expand category")
         onClicked: model.expanded = !expanded
     }
 
diff --git a/src/plugins/android/androidbuildapkwidget.ui b/src/plugins/android/androidbuildapkwidget.ui
index 51ba40b30c8..dd084a72c3a 100644
--- a/src/plugins/android/androidbuildapkwidget.ui
+++ b/src/plugins/android/androidbuildapkwidget.ui
@@ -154,7 +154,7 @@
           </property>
           <property name="text">
            <string>Signing an APK that uses &quot;Deploy local Qt libraries&quot; is not allowed.
-Deploying local Qt libraries is incompatible with Android 5</string>
+Deploying local Qt libraries is incompatible with Android 5.</string>
           </property>
          </widget>
         </item>
diff --git a/src/plugins/android/androiddeployqtstep.cpp b/src/plugins/android/androiddeployqtstep.cpp
index 8f0d6d512fd..38407595b70 100644
--- a/src/plugins/android/androiddeployqtstep.cpp
+++ b/src/plugins/android/androiddeployqtstep.cpp
@@ -361,7 +361,7 @@ void AndroidDeployQtStep::runCommand(const QString &program, const QStringList &
     if (!buildProc.waitForFinished(2 * 60 * 1000)
             || buildProc.error() != QProcess::UnknownError
             || buildProc.exitCode() != 0) {
-        QString mainMessage = tr("Packaging Error: Command \"%1 %2\" failed.")
+        QString mainMessage = tr("Packaging error: Command \"%1 %2\" failed.")
                 .arg(program).arg(arguments.join(QLatin1Char(' ')));
         if (buildProc.error() != QProcess::UnknownError)
             mainMessage += QLatin1Char(' ') + tr("Reason: %1").arg(buildProc.errorString());
diff --git a/src/plugins/perforce/perforceplugin.cpp b/src/plugins/perforce/perforceplugin.cpp
index db9675030db..b67fcb4b884 100644
--- a/src/plugins/perforce/perforceplugin.cpp
+++ b/src/plugins/perforce/perforceplugin.cpp
@@ -1209,7 +1209,7 @@ IEditor *PerforcePlugin::showOutputInEditor(const QString &title,
     const int maxSize = EditorManager::maxTextFileSize() / 2  - 1000; // ~25 MB, 600000 lines
     if (content.size() >= maxSize) {
         content = content.left(maxSize);
-        content += QLatin1Char('\n') + tr("[Only %1 MB of output shown]").arg(maxSize / 1024 / 1024);
+        content += QLatin1Char('\n') + tr("[Only %n MB of output shown]", 0, maxSize / 1024 / 1024);
     }
     IEditor *editor = EditorManager::openEditorWithContents(id, &s, content.toUtf8());
     QTC_ASSERT(editor, return 0);
diff --git a/src/plugins/projectexplorer/jsonwizard/jsonwizardfactory.cpp b/src/plugins/projectexplorer/jsonwizard/jsonwizardfactory.cpp
index 1a940661982..a850f60ac28 100644
--- a/src/plugins/projectexplorer/jsonwizard/jsonwizardfactory.cpp
+++ b/src/plugins/projectexplorer/jsonwizard/jsonwizardfactory.cpp
@@ -153,7 +153,7 @@ static JsonWizardFactory::Page parsePage(const QVariant &value, QString *errorMe
     JsonWizardFactory::Page p;
 
     if (value.type() != QVariant::Map) {
-        *errorMessage = QCoreApplication::translate("ProjectExplorer::JsonWizardFactory", "Page is not a object.");
+        *errorMessage = QCoreApplication::translate("ProjectExplorer::JsonWizardFactory", "Page is not an object.");
         return p;
     }
 
@@ -612,7 +612,7 @@ bool JsonWizardFactory::initialize(const QVariantMap &data, const QDir &baseDir,
             m_options.insert(key, value);
         }
     } else if (optionValue.isValid()) {
-        *errorMessage = tr("Value for \"options\" is not a list");
+        *errorMessage = tr("Value for \"options\" is not a list.");
         return false;
     }
 
diff --git a/src/plugins/projectexplorer/kit.cpp b/src/plugins/projectexplorer/kit.cpp
index e2eedbdb7e9..a6005a84da8 100644
--- a/src/plugins/projectexplorer/kit.cpp
+++ b/src/plugins/projectexplorer/kit.cpp
@@ -106,7 +106,7 @@ public:
             [kit] { return kit->displayName(); },
             false);
         m_macroExpander.registerVariable(Constants::VAR_CURRENTKIT_FILESYSTEMNAME,
-            tr("The name of the currently active kit in a filesystem friendly version."),
+            tr("The name of the currently active kit in a filesystem-friendly version."),
             [kit] { return kit->fileSystemFriendlyName(); },
             false);
         m_macroExpander.registerVariable(Constants::VAR_CURRENTKIT_ID,
diff --git a/src/plugins/projectexplorer/kitinformationconfigwidget.cpp b/src/plugins/projectexplorer/kitinformationconfigwidget.cpp
index b1ff57e3d23..f741ae1e560 100644
--- a/src/plugins/projectexplorer/kitinformationconfigwidget.cpp
+++ b/src/plugins/projectexplorer/kitinformationconfigwidget.cpp
@@ -415,7 +415,7 @@ KitEnvironmentConfigWidget::KitEnvironmentConfigWidget(Kit *workingCopy, const K
     m_editor(0)
 {
     refresh();
-    m_manageButton->setText(tr("Change ..."));
+    m_manageButton->setText(tr("Change..."));
     connect(m_manageButton, SIGNAL(clicked()), this, SLOT(editEnvironmentChanges()));
 }
 
diff --git a/src/plugins/projectexplorer/projectexplorer.cpp b/src/plugins/projectexplorer/projectexplorer.cpp
index 93aedbe6ac0..5d3a7edfedc 100644
--- a/src/plugins/projectexplorer/projectexplorer.cpp
+++ b/src/plugins/projectexplorer/projectexplorer.cpp
@@ -1149,7 +1149,7 @@ bool ProjectExplorerPlugin::initialize(const QStringList &arguments, QString *er
         });
 
     expander->registerVariable(Constants::VAR_CURRENTKIT_FILESYSTEMNAME,
-        tr("The name of the currently active kit in a filesystem friendly version."),
+        tr("The name of the currently active kit in a filesystem-friendly version."),
         []() -> QString {
             Kit *kit = currentKit();
             return kit ? kit->fileSystemFriendlyName() : QString();
diff --git a/src/plugins/qmakeandroidsupport/createandroidmanifestwizard.cpp b/src/plugins/qmakeandroidsupport/createandroidmanifestwizard.cpp
index a7ced8234ee..b511bcfcb19 100644
--- a/src/plugins/qmakeandroidsupport/createandroidmanifestwizard.cpp
+++ b/src/plugins/qmakeandroidsupport/createandroidmanifestwizard.cpp
@@ -164,7 +164,7 @@ ChooseDirectoryPage::ChooseDirectoryPage(CreateAndroidManifestWizard *wizard)
         checkBox->setChecked(true);
         connect(checkBox, &QCheckBox::toggled, wizard, &CreateAndroidManifestWizard::setCopyGradle);
         checkBox->setText(tr("Copy the Gradle files to Android directory"));
-        checkBox->setToolTip(tr("It is highly recommended if you are plannig to extend the Java part of your Qt application."));
+        checkBox->setToolTip(tr("It is highly recommended if you are planning to extend the Java part of your Qt application."));
         fl->addRow(checkBox);
     }
 }
diff --git a/src/plugins/qmakeprojectmanager/qmakestep.ui b/src/plugins/qmakeprojectmanager/qmakestep.ui
index 721bc2d112a..aa659aa0664 100644
--- a/src/plugins/qmakeprojectmanager/qmakestep.ui
+++ b/src/plugins/qmakeprojectmanager/qmakestep.ui
@@ -156,7 +156,7 @@
    <item row="3" column="0">
     <widget class="QLabel" name="qtQuickCompilerLabel">
      <property name="text">
-      <string>Use QML compiler</string>
+      <string>Use QML compiler:</string>
      </property>
     </widget>
    </item>