diff --git a/src/blackgui/components/aircraftcomponent.cpp b/src/blackgui/components/aircraftcomponent.cpp
index 9ea668cd5..87d3d1c2e 100644
--- a/src/blackgui/components/aircraftcomponent.cpp
+++ b/src/blackgui/components/aircraftcomponent.cpp
@@ -12,6 +12,9 @@
 #include "dockwidgetinfoareacomponent.h"
 #include "../guiutility.h"
 
+using namespace BlackGui;
+using namespace BlackGui::Views;
+
 namespace BlackGui
 {
     namespace Components
@@ -25,6 +28,9 @@ namespace BlackGui
         {
             ui->setupUi(this);
             m_timerComponent = new CTimerBasedComponent(SLOT(update()), this);
+
+            connect(this->ui->tvp_AircraftsInRange, &CAircraftView::countChanged, this, &CAircraftComponent::ps_countChanged);
+            connect(this->ui->tvp_AirportsInRange, &CAircraftView::countChanged, this, &CAircraftComponent::ps_countChanged);
         }
 
         CAircraftComponent::~CAircraftComponent()
@@ -92,5 +98,19 @@ namespace BlackGui
             Q_UNUSED(index);
         }
 
+        void CAircraftComponent::ps_countChanged(int count)
+        {
+            Q_UNUSED(count);
+            int ac = this->indexOf(this->ui->tb_AircraftsInRange);
+            int ap = this->indexOf(this->ui->tb_AirportsInRange);
+            QString acs = this->tabBar()->tabText(ac);
+            QString aps = this->tabBar()->tabText(ap);
+            acs = CGuiUtility::replaceTabCountValue(acs, this->countAircrafts());
+            aps = CGuiUtility::replaceTabCountValue(aps, this->countAirportsInRange());
+            this->tabBar()->setTabText(ac, acs);
+            this->tabBar()->setTabText(ap, aps);
+        }
+
+
     } // namespace
 } // namespace
diff --git a/src/blackgui/components/aircraftcomponent.h b/src/blackgui/components/aircraftcomponent.h
index 95bf0541d..effec40d5 100644
--- a/src/blackgui/components/aircraftcomponent.h
+++ b/src/blackgui/components/aircraftcomponent.h
@@ -68,6 +68,9 @@ namespace BlackGui
             //! Info area tab bar has changed
             void ps_infoAreaTabBarChanged(int index);
 
+            //! Number of elements changed
+            void ps_countChanged(int count);
+
         private:
             Ui::CAircraftComponent *ui;
             CTimerBasedComponent   *m_timerComponent;
diff --git a/src/blackgui/components/atcstationcomponent.cpp b/src/blackgui/components/atcstationcomponent.cpp
index c95f6922e..df5a97974 100644
--- a/src/blackgui/components/atcstationcomponent.cpp
+++ b/src/blackgui/components/atcstationcomponent.cpp
@@ -11,10 +11,12 @@
 
 #include "atcstationcomponent.h"
 #include "../views/atcstationview.h"
+#include "../guiutility.h"
 #include "ui_atcstationcomponent.h"
 #include "blackmisc/avinformationmessage.h"
 #include "blackmisc/logmessage.h"
 
+using namespace BlackGui;
 using namespace BlackGui::Models;
 using namespace BlackGui::Views;
 using namespace BlackMisc::Aviation;
@@ -42,6 +44,7 @@ namespace BlackGui
             // set station mode
             this->ui->tvp_AtcStationsOnline->setStationMode(CAtcStationListModel::StationsOnline);
             this->ui->tvp_AtcStationsBooked->setStationMode(CAtcStationListModel::StationsBooked);
+            this->ui->tvp_AtcStationsBooked->setResizeMode(CAtcStationView::ResizingOnce);
 
             // Signal / Slots
             bool connected = this->connect(this->ui->le_AtcStationsOnlineMetar, SIGNAL(returnPressed()), this, SLOT(getMetar()));
@@ -52,7 +55,12 @@ namespace BlackGui
             connect(this->ui->tvp_AtcStationsOnline, &QTableView::clicked, this, &CAtcStationComponent::ps_onlineAtcStationSelected);
             connect(this->ui->tvp_AtcStationsOnline, &CAtcStationView::testRequestDummyAtcOnlineStations, this, &CAtcStationComponent::ps_testCreateDummyOnlineAtcStations);
             connect(this->ui->tvp_AtcStationsOnline, &CAtcStationView::requestUpdate, this, &CAtcStationComponent::ps_requestOnlineStationsUpdate);
+            connect(this->ui->tvp_AtcStationsOnline, &CAtcStationView::countChanged, this, &CAtcStationComponent::ps_countChanged);
+            connect(this->ui->tvp_AtcStationsOnline, &CAtcStationView::countChanged, this, &CAtcStationComponent::ps_countChanged);
+
             connect(this->ui->tvp_AtcStationsBooked, &CAtcStationView::requestUpdate, this, &CAtcStationComponent::ps_reloadAtcStationsBooked);
+            connect(this->ui->tvp_AtcStationsBooked, &CAtcStationView::countChanged, this, &CAtcStationComponent::ps_countChanged);
+
             connect(this->ui->pb_AtcStationsAtisReload, &QPushButton::clicked, this, &CAtcStationComponent::ps_requestAtis);
         }
 
@@ -224,6 +232,19 @@ namespace BlackGui
             Q_UNUSED(index);
         }
 
+        void CAtcStationComponent::ps_countChanged(int count)
+        {
+            Q_UNUSED(count);
+            int io = this->indexOf(this->ui->tb_AtcStationsOnline);
+            int ib = this->indexOf(this->ui->tb_AtcStationsBooked);
+            QString o = this->tabBar()->tabText(io);
+            QString b = this->tabBar()->tabText(ib);
+            o = CGuiUtility::replaceTabCountValue(o, this->countOnlineStations());
+            b = CGuiUtility::replaceTabCountValue(b, this->countBookedStations());
+            this->tabBar()->setTabText(io, o);
+            this->tabBar()->setTabText(ib, b);
+        }
+
         void CAtcStationComponent::ps_onlineAtcStationSelected(QModelIndex index)
         {
             this->ui->te_AtcStationsOnlineInfo->setText(""); // reset
diff --git a/src/blackgui/components/atcstationcomponent.h b/src/blackgui/components/atcstationcomponent.h
index 657470bbf..98587d170 100644
--- a/src/blackgui/components/atcstationcomponent.h
+++ b/src/blackgui/components/atcstationcomponent.h
@@ -107,6 +107,9 @@ namespace BlackGui
             //! Info area tab bar has changed
             void ps_infoAreaTabBarChanged(int index);
 
+            //! Count has been changed
+            void ps_countChanged(int count);
+
         private:
             Ui::CAtcStationComponent *ui;
             CTimerBasedComponent *m_timerComponent;
diff --git a/src/blackgui/components/usercomponent.cpp b/src/blackgui/components/usercomponent.cpp
index f15931ce7..790e7edd8 100644
--- a/src/blackgui/components/usercomponent.cpp
+++ b/src/blackgui/components/usercomponent.cpp
@@ -9,8 +9,12 @@
 
 #include "usercomponent.h"
 #include "ui_usercomponent.h"
+#include "../guiutility.h"
 #include "blackmisc/nwuserlist.h"
 
+using namespace BlackGui;
+using namespace BlackGui::Views;
+
 namespace BlackGui
 {
     namespace Components
@@ -23,6 +27,9 @@ namespace BlackGui
         {
             ui->setupUi(this);
             this->m_timerComponent = new CTimerBasedComponent(SLOT(update()), this);
+
+            connect(this->ui->tvp_AllUsers, &CUserView::countChanged, this, &CUserComponent::ps_countChanged);
+            connect(this->ui->tvp_Clients, &CClientView::countChanged, this, &CUserComponent::ps_countChanged);
         }
 
         CUserComponent::~CUserComponent()
@@ -63,5 +70,19 @@ namespace BlackGui
                 this->ui->tvp_AllUsers->updateContainer(this->getIContextNetwork()->getUsers());
             }
         }
-    }
-} // guard
+
+        void CUserComponent::ps_countChanged(int count)
+        {
+            Q_UNUSED(count);
+            int iu = this->indexOf(this->ui->tb_AllUsers);
+            int ic = this->indexOf(this->ui->tb_Clients);
+            QString u = this->tabBar()->tabText(iu);
+            QString c = this->tabBar()->tabText(ic);
+            u = CGuiUtility::replaceTabCountValue(u, this->countUsers());
+            c = CGuiUtility::replaceTabCountValue(c, this->countClients());
+            this->tabBar()->setTabText(iu, u);
+            this->tabBar()->setTabText(ic, c);
+        }
+
+    } // namespace
+} // namespace
diff --git a/src/blackgui/components/usercomponent.h b/src/blackgui/components/usercomponent.h
index 1e29cea98..b962f0cad 100644
--- a/src/blackgui/components/usercomponent.h
+++ b/src/blackgui/components/usercomponent.h
@@ -62,6 +62,10 @@ namespace BlackGui
             //! \copydoc CTimerBasedComponent::stopTimer
             void stopTimer() { Q_ASSERT(this->m_timerComponent); this->m_timerComponent->stopTimer(); }
 
+        private slots:
+            //! Number of elements changed
+            void ps_countChanged(int count);
+
         private:
             Ui::CUserComponent *ui;
             CTimerBasedComponent *m_timerComponent;
diff --git a/src/blackgui/guiutility.cpp b/src/blackgui/guiutility.cpp
index 2a93f92dc..1d8973946 100644
--- a/src/blackgui/guiutility.cpp
+++ b/src/blackgui/guiutility.cpp
@@ -61,4 +61,14 @@ namespace BlackGui
         QPoint p = mainWindowPosition();
         return (p.isNull()) ? introWindowPosition() : p;
     }
+
+    QString CGuiUtility::replaceTabCountValue(const QString &oldName, int count)
+    {
+        const QString v = QString("(").append(QString::number(count)).append(")");
+        if (oldName.isEmpty()) {return v; }
+        int index = oldName.lastIndexOf('(');
+        if (index == 0) { return v; }
+        if (index < 0) { return QString(oldName).append(" ").append(v); }
+        return QString(oldName.left(index)).append(" ").append(v);
+    }
 }
diff --git a/src/blackgui/guiutility.h b/src/blackgui/guiutility.h
index f290aef3a..978fc7853 100644
--- a/src/blackgui/guiutility.h
+++ b/src/blackgui/guiutility.h
@@ -38,6 +38,9 @@ namespace BlackGui
         //! During initialization, when main window position might not be set set
         static QPoint assumedMainWindowPosition();
 
+        //! Replace count in name such as "stations (4)"
+        static QString replaceTabCountValue(const QString &oldName, int count);
+
     private:
         //! Constructor, use static methods only
         CGuiUtility() {}
diff --git a/src/blackgui/models/atcstationlistmodel.cpp b/src/blackgui/models/atcstationlistmodel.cpp
index c2d167163..5e757fe98 100644
--- a/src/blackgui/models/atcstationlistmodel.cpp
+++ b/src/blackgui/models/atcstationlistmodel.cpp
@@ -92,21 +92,15 @@ namespace BlackGui
             if (station.getCallsign().isEmpty()) return;
             if (added)
             {
-                if (this->m_container.contains(&CAtcStation::getCallsign, station.getCallsign()))
-                {
-                    this->m_container.replaceIf(&CAtcStation::getCallsign, station.getCallsign(), station);
-                }
-                else
-                {
-                    this->insert(station);
-                }
+                bool c = this->m_container.contains(&CAtcStation::getCallsign, station.getCallsign());
+                if (!c) { this->insert(station); }
             }
             else
             {
                 beginRemoveRows(QModelIndex(), 0, 0);
-                this->m_container.removeIf(&CAtcStation::getCallsign, station.getCallsign());
+                this->removeIf(&CAtcStation::getCallsign, station.getCallsign());
                 endRemoveRows();
             }
         }
-    }
-}
+    }  // namespace
+} // namespace
diff --git a/src/blackgui/models/listmodelbase.cpp b/src/blackgui/models/listmodelbase.cpp
index efc57c338..79cdb9fff 100644
--- a/src/blackgui/models/listmodelbase.cpp
+++ b/src/blackgui/models/listmodelbase.cpp
@@ -127,27 +127,22 @@ namespace BlackGui
         template <typename ObjectType, typename ContainerType>
         int CListModelBase<ObjectType, ContainerType>::update(const ContainerType &container, bool sort)
         {
-            // KWB remove: qDebug() will be removed soon
-            qDebug() << "update" << this->objectName() << "size" << container.size() << "thread:" << QThread::currentThreadId();
-            QTime myTimer;
-
             // Keep sorting out of begin/end reset model
             ContainerType sortedContainer;
+            int oldSize = this->m_container.size();
             bool performSort = sort && container.size() > 1 && this->hasValidSortColumn();
             if (performSort)
             {
-                myTimer.start();
                 sortedContainer = this->sortContainerByColumn(container, this->getSortColumn(), this->m_sortOrder);
-                qDebug() << this->objectName() << "Sort performed ms:" << myTimer.restart() << "thread:" << QThread::currentThreadId();
             }
 
             this->beginResetModel();
             this->m_container = performSort ? sortedContainer : container;
             this->endResetModel();
 
-            // TODO: KWB remove
-            qDebug() << this->objectName() << "Reset performed ms:" << myTimer.restart() << "objects:" << this->m_container.size() << "thread:" << QThread::currentThreadId();
-            return this->m_container.size();
+            int newSize = this->m_container.size();
+            if (oldSize != newSize) {  rowCountChanged(newSize); }
+            return newSize;
         }
 
         /*
@@ -223,6 +218,7 @@ namespace BlackGui
             beginInsertRows(QModelIndex(), this->m_container.size(), this->m_container.size());
             this->m_container.push_back(object);
             endInsertRows();
+            emit rowCountChanged(this->m_container.size());
         }
 
         /*
@@ -234,6 +230,8 @@ namespace BlackGui
             beginInsertRows(QModelIndex(), 0, 0);
             this->m_container.insert(this->m_container.begin(), object);
             endInsertRows();
+            int newSize = this->m_container.size();
+            emit rowCountChanged(newSize);
         }
 
         /*
@@ -242,9 +240,12 @@ namespace BlackGui
         template <typename ObjectType, typename ContainerType>
         void CListModelBase<ObjectType, ContainerType>::remove(const ObjectType &object)
         {
+            int oldSize = this->m_container.size();
             beginRemoveRows(QModelIndex(), 0, 0);
             this->m_container.remove(object);
             endRemoveRows();
+            int newSize = this->m_container.size();
+            if (oldSize != newSize) { emit rowCountChanged(newSize); }
         }
 
         /*
@@ -252,9 +253,11 @@ namespace BlackGui
          */
         template <typename ObjectType, typename ContainerType> void CListModelBase<ObjectType, ContainerType>::clear()
         {
+            int oldSize = this->m_container.size();
             beginResetModel();
             this->m_container.clear();
             endResetModel();
+            if (oldSize > 0) { emit rowCountChanged(0);}
         }
 
         /*
diff --git a/src/blackgui/models/listmodelbase.h b/src/blackgui/models/listmodelbase.h
index 8f2fd2a19..eee3b6616 100644
--- a/src/blackgui/models/listmodelbase.h
+++ b/src/blackgui/models/listmodelbase.h
@@ -83,6 +83,9 @@ namespace BlackGui
             //! Asynchronous update finished
             void asyncUpdateFinished();
 
+            //! Number of elements changed
+            void rowCountChanged(int count);
+
         protected slots:
             //! Helper method with template free signature
             //! \param variant container is transferred in variant
@@ -113,7 +116,6 @@ namespace BlackGui
             Qt::SortOrder m_sortOrder; //!< sort order (asc/desc)
         };
 
-
         /*!
          * List model
          */
@@ -182,6 +184,15 @@ namespace BlackGui
             //! Remove object
             virtual void remove(const ObjectType &object);
 
+            //! \copydoc ContainerBase::removeIf
+            template <class K0, class V0, class... KeysValues>
+            int removeIf(K0 k0, V0 v0, KeysValues... keysValues)
+            {
+                int c = m_container.removeIf(BlackMisc::Predicates::MemberEqual(k0, v0, keysValues...));
+                if (c > 0) { emit rowCountChanged(this->rowCount());}
+                return c;
+            }
+
             //! Clear the list
             virtual void clear();
 
diff --git a/src/blackgui/views/viewbase.h b/src/blackgui/views/viewbase.h
index 185f98237..b1916b221 100644
--- a/src/blackgui/views/viewbase.h
+++ b/src/blackgui/views/viewbase.h
@@ -69,6 +69,9 @@ namespace BlackGui
             //! Asynchronous update finished
             void asyncUpdateFinished();
 
+            //! Number of elements changed
+            void countChanged(int count);
+
         public slots:
             //! Resize to contents, strategy depends on container size
             virtual void resizeToContents();