diff --git a/android-sources/AndroidManifest.xml b/android-sources/AndroidManifest.xml
index 2d35535..3c9ea48 100644
--- a/android-sources/AndroidManifest.xml
+++ b/android-sources/AndroidManifest.xml
@@ -15,7 +15,7 @@
     You should have received a copy of the GNU Affero General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.
 -->
-<manifest package="com.itsblue.speedclimbing_stopwatchtest" xmlns:android="http://schemas.android.com/apk/res/android" android:versionName="0.04" android:versionCode="4" android:installLocation="auto">
+<manifest package="com.itsblue.speedclimbing_stopwatchtest" xmlns:android="http://schemas.android.com/apk/res/android" android:versionName="1.0" android:versionCode="10" android:installLocation="auto">
     <application android:hardwareAccelerated="true" android:name="org.qtproject.qt5.android.bindings.QtApplication" android:label="speedclimbing stw" android:icon="@drawable/icon">
         <activity android:configChanges="orientation|uiMode|screenLayout|screenSize|smallestScreenSize|layoutDirection|locale|fontScale|keyboard|keyboardHidden|navigation" android:name="com.itsblue.speedclimbing_stopwatch.MainActivity" android:label="speedclimbing stw" android:screenOrientation="unspecified" android:launchMode="singleTop">
             <intent-filter>
@@ -82,7 +82,7 @@
 
     </application>
 
-    <uses-sdk android:minSdkVersion="21" android:targetSdkVersion="26"/>
+    <uses-sdk android:minSdkVersion="16" android:targetSdkVersion="28"/>
     <supports-screens android:largeScreens="true" android:normalScreens="true" android:anyDensity="true" android:smallScreens="true"/>
 
     <!-- The following comment will be replaced upon deployment with default permissions based on the dependencies of the application.
diff --git a/headers/climbingrace.h b/headers/climbingrace.h
index f85e932..2e2edef 100644
--- a/headers/climbingrace.h
+++ b/headers/climbingrace.h
@@ -19,6 +19,7 @@ class ClimbingRace : public QObject
     Q_PROPERTY(QString baseStationState READ getBaseStationState NOTIFY baseStationStateChanged)
     Q_PROPERTY(QVariant baseStationConnections READ getBaseStationConnections NOTIFY baseStationConnectionsChanged)
     Q_PROPERTY(double nextStartActionDelayProgress READ getNextStartActionDelayProgress NOTIFY nextStartActionDelayProgressChanged)
+    Q_PROPERTY(int nextStartAction READ getNextStartAction NOTIFY nextStartActionChanged)
 
 public:
     explicit ClimbingRace(QObject *parent = nullptr);
@@ -29,13 +30,14 @@ public:
     enum raceMode { LOCAL, REMOTE };
     raceMode mode;
 
+    enum NextStartAction { AtYourMarks, Ready, Start, None };
+
 private:
     AppSettings * appSettings;
     BaseConn * baseConn;
 
     QMediaPlayer * player;
 
-    QTimer * baseStationSyncTimer;
     QTimer * timerTextRefreshTimer;
     QTimer * nextStartActionTimer;
 
@@ -43,12 +45,12 @@ private:
 
     QList<SpeedTimer *> speedTimers;
 
-    int nextStartAction;
-        // 0 : 'at your marks'
-        // 1 : 'ready'
-        // 2 : 'start'
+    NextStartAction nextStartAction;
 
     double nextStartActionDelayProgress;
+    // only used in remote mode:
+    double nextStartActionDelayStartedAt;
+    double nextStartActionTotalDelay;
 
     // helper vars
     QVariantList qmlTimers;
@@ -66,7 +68,7 @@ private slots:
     bool refreshRemoteTimers(QVariantList timers);
 
 signals:
-    void nextStartActionChanged(int nextStartAction);
+    void nextStartActionChanged();
     void nextStartActionDelayProgressChanged();
 
     void stateChanged(int state);
@@ -81,7 +83,6 @@ public slots:
     Q_INVOKABLE int resetRace();
 
     // base station sync
-    void syncWithBaseStation();
     void handleBaseStationUpdate(QVariant data);
 
     // functions for qml
@@ -89,6 +90,7 @@ public slots:
     Q_INVOKABLE int getMode();
     Q_INVOKABLE QVariant getTimerTextList();
     Q_INVOKABLE double getNextStartActionDelayProgress();
+    Q_INVOKABLE int getNextStartAction();
 
     Q_INVOKABLE void writeSetting(QString key, QVariant value);
     Q_INVOKABLE QString readSetting(QString key);
diff --git a/qml/main.qml b/qml/main.qml
index 6a290ff..205dc52 100644
--- a/qml/main.qml
+++ b/qml/main.qml
@@ -131,13 +131,16 @@ Window {
             Text {
                 id: topLa
 
+                property string implicitText: ""
+
                 anchors.centerIn: parent
 
                 opacity: ( speedBackend.state < 3 ) ? 1:0
 
                 width: parent.width * 0.7
+                height: parent.height * 0.7
 
-                text: "click start to start"
+                text: implicitText === "NEXT_START_ACTION" ? ["at your \nmarks", "ready", "starting..."][speedBackend.nextStartAction]:implicitText
 
                 color: appTheme.style.textColor
 
@@ -189,8 +192,8 @@ Window {
 
                             elide: "ElideRight"
                             color: ["WON"].includes(speedBackend.timers[index]["state"]) ? appTheme.style.successColor :
-                                                                                           ["LOST", "FAILED"].includes(speedBackend.timers[index]["state"]) ? appTheme.style.errorColor:
-                                                                                                                                                              appTheme.style.textColor
+                                   ["LOST", "FAILED"].includes(speedBackend.timers[index]["state"]) ? appTheme.style.errorColor:
+                                   appTheme.style.textColor
 
                             enabled: speedBackend.timers[index]["state"] !== "DISABLED"
 
@@ -489,7 +492,7 @@ Window {
                 }
             }
 
-            animationDuration: speedBackend.mode === 1 ? 150:0
+            animationDuration: 0
         }
 
         /*----------------------
@@ -726,7 +729,7 @@ Window {
                 }
                 PropertyChanges {
                     target: topLa
-                    text: "click start to start"
+                    implicitText: "click start to start"
                 }
 
             },
@@ -742,7 +745,7 @@ Window {
                 PropertyChanges { target: menu_container; }
                 PropertyChanges {
                     target: topLa
-                    text: "please wait..."
+                    implicitText: "please wait..."
                 }
             },
             State {
@@ -756,7 +759,7 @@ Window {
                 PropertyChanges { target: menu_container; }
                 PropertyChanges {
                     target: topLa
-                    text: "starting..."
+                    implicitText: "NEXT_START_ACTION"
                 }
 
             },
@@ -770,7 +773,7 @@ Window {
                 }
                 PropertyChanges {
                     target: topLa
-                    text: ""
+                    implicitText: ""
                 }
             },
 
diff --git a/sources/baseconn.cpp b/sources/baseconn.cpp
index 4531f4f..494cfa4 100644
--- a/sources/baseconn.cpp
+++ b/sources/baseconn.cpp
@@ -50,8 +50,8 @@ bool BaseConn::init() {
     this->setState("connected");
 
     // init remote session
-    QJsonArray updateSubs = {"onRaceStateChanged", "onTimersChanged", "onExtensionConnectionsChanged"};
-    QJsonObject sessionParams = {{"updateSubs", updateSubs}};
+    QJsonArray updateSubs = {"onRaceStateChanged", "onTimersChanged", "onExtensionConnectionsChanged", "onNextStartActionChanged"};
+    QJsonObject sessionParams = {{"updateSubs", updateSubs}, {"init", true}};
 
     if(this->sendCommand(1, sessionParams)["status"] != 200) {
         return false;
@@ -207,7 +207,6 @@ QVariantMap BaseConn::sendCommand(int header, QJsonValue data){
     }
 
     delete timer;
-
     return {{"status", reply.value("header").toInt()}, {"data", reply.value("data").toVariant()}};
 
 }
diff --git a/sources/climbingrace.cpp b/sources/climbingrace.cpp
index ba39c77..32a1d8b 100644
--- a/sources/climbingrace.cpp
+++ b/sources/climbingrace.cpp
@@ -32,12 +32,6 @@ ClimbingRace::ClimbingRace(QObject *parent) : QObject(parent)
     this->nextStartActionTimer = new QTimer(this);
     nextStartActionTimer->setSingleShot(true);
 
-    this->baseStationSyncTimer = new QTimer(this);
-    this->baseStationSyncTimer->setInterval(1000);
-    this->baseStationSyncTimer->setSingleShot(true);
-    this->baseStationSyncTimer->connect(this->baseStationSyncTimer, &QTimer::timeout, this, &ClimbingRace::syncWithBaseStation);
-    //this->baseStationSyncTimer->start();
-
     this->timerTextRefreshTimer = new QTimer(this);
     this->timerTextRefreshTimer->setInterval(1);
     this->timerTextRefreshTimer->setSingleShot(true);
@@ -65,7 +59,7 @@ int ClimbingRace::startRace() {
 
         this->setState(STARTING);
 
-        this->nextStartAction = -1;
+        this->nextStartAction = None;
         this->playSoundsAndStartRace();
 
         returnCode = 200;
@@ -115,7 +109,7 @@ int ClimbingRace::stopRace(int type) {
         if(type == 1){
             this->nextStartActionTimer->stop();
             this->player->stop();
-            this->nextStartAction = -1;
+            this->nextStartAction = None;
         }
 
         returnCode = this->speedTimers[0]->stop(type) ? 200:904;
@@ -190,76 +184,6 @@ int ClimbingRace::resetRace() {
 // --- Base Station sync ---
 // -------------------------
 
-void ClimbingRace::syncWithBaseStation() {
-    this->refreshMode();
-
-    if(this->mode != REMOTE){
-        this->baseStationSyncTimer->start();
-        return;
-    }
-
-    this->baseConn->refreshConnections();
-
-    // sync race state
-    QVariantMap tmpReply = this->baseConn->sendCommand(2000);
-
-    if(tmpReply["status"] != 200){
-        this->baseStationSyncTimer->start();
-        return;
-    }
-
-    this->setState( raceState( tmpReply["data"].toInt() ) );
-
-    switch (this->state) {
-    case 1:
-    {
-        // case STARTING
-
-        // refresh remote timers
-        tmpReply = this->baseConn->sendCommand(2007);
-
-        if(tmpReply["status"].toInt() != 200){
-            //handle error!!
-            qDebug() << "+ --- getting timers from basestation failed";
-        }
-        else {
-            this->refreshRemoteTimers(tmpReply["data"].toList());
-        }
-
-        tmpReply = this->baseConn->sendCommand(2005);
-        if(tmpReply["status"] != 200){
-            //handle error!!
-            qDebug() << "+ --- getting next start action progress from basestation failed";
-            this->baseStationSyncTimer->start();
-            return;
-        }
-        else {
-                this->nextStartActionDelayProgress = tmpReply["data"].toDouble() > 0 ? tmpReply["data"].toDouble():0;
-                this->nextStartActionDelayProgressChanged();
-        }
-
-        break;
-    }
-    default:
-    {
-
-        tmpReply = this->baseConn->sendCommand(2007);
-
-        if(tmpReply["status"].toInt() != 200){
-            //handle error!!
-            qDebug() << "+ --- getting timers from basestation failed";
-        }
-        else {
-            this->refreshRemoteTimers(tmpReply["data"].toList());
-        }
-
-        break;
-    }
-    }
-
-    this->baseStationSyncTimer->start();
-}
-
 /**
  * @brief ClimbingRace::handleBaseStationUpdate
  *
@@ -269,7 +193,7 @@ void ClimbingRace::syncWithBaseStation() {
  * @param data
  */
 void ClimbingRace::handleBaseStationUpdate(QVariant data) {
-    qDebug() << "got update: " << data;
+    //qDebug() << "got update: " << data;
     int header = data.toMap()["header"].toInt();
     switch (header) {
     case 9000:
@@ -290,6 +214,15 @@ void ClimbingRace::handleBaseStationUpdate(QVariant data) {
         this->baseConn->setConnections(data.toMap()["data"].toList());
         break;
     }
+    case 9003:
+    {
+        // the next start action has changed
+        this->nextStartActionTotalDelay = data.toMap()["data"].toMap()["nextActionDelay"].toDouble();
+        this->nextStartActionDelayStartedAt = this->date->currentMSecsSinceEpoch() - (this->nextStartActionTotalDelay * data.toMap()["data"].toMap()["nextActionDelayProg"].toDouble());
+        this->nextStartAction =  NextStartAction( data.toMap()["data"].toMap()["nextAction"].toInt() );
+
+        emit this->nextStartActionChanged();
+    }
 
     }
 }
@@ -335,58 +268,60 @@ void ClimbingRace::playSoundsAndStartRace() {
     nextStartActionTimer->disconnect(nextStartActionTimer, SIGNAL(timeout()), this, SLOT(playSoundsAndStartRace()));
 
     switch (this->nextStartAction) {
-    case 0:
+    case AtYourMarks:
     {
         if(!playSound("qrc:/sounds/at_marks_1.wav")){
             return;
         }
         if(appSettings->loadSetting("ready_en") == "true"){
-            nextStartAction = 1;
+            nextStartAction = Ready;
             nextStartActionTimer->setInterval(appSettings->loadSetting("ready_delay").toInt() <= 0 ? 1:appSettings->loadSetting("ready_delay").toInt());
         }
         else{
-            nextStartAction = 2;
+            nextStartAction = Start;
             nextStartActionTimer->setInterval(1);
         }
 
         break;
     }
-    case 1:
+    case Ready:
     {
         if(!playSound("qrc:/sounds/ready_1.wav")){
             return;
         }
-        nextStartAction = 2;
+        nextStartAction = Start;
         nextStartActionTimer->setInterval(1);
 
         break;
     }
-    case 2:
+    case Start:
     {
         if(!playSound("qrc:/sounds/IFSC_STARTSIGNAL_SINE.wav")){
             return;
         }
-        nextStartAction = -1;
+        nextStartAction = None;
         nextStartActionTimer->disconnect(nextStartActionTimer, SIGNAL(timeout()), this, SLOT(playSoundsAndStartRace()));
 
         this->setState(RUNNING);
         speedTimers[0]->start();
 
+        emit this->nextStartActionChanged();
+
         return;
     }
-    default:
+    case None:
     {
         this->speedTimers[0]->setState(SpeedTimer::STARTING);
         if(appSettings->loadSetting("at_marks_en") == "true"){
-            nextStartAction = 0;
+            nextStartAction = AtYourMarks;
             nextStartActionTimer->setInterval(appSettings->loadSetting("at_marks_delay").toInt() <= 0 ? 1:appSettings->loadSetting("at_marks_delay").toInt());
         }
         else if(appSettings->loadSetting("ready_en") == "true"){
-            nextStartAction = 1;
+            nextStartAction = Ready;
             nextStartActionTimer->setInterval(appSettings->loadSetting("ready_delay").toInt() <= 0 ? 1:appSettings->loadSetting("ready_delay").toInt());
         }
         else{
-            nextStartAction = 2;
+            nextStartAction = Start;
             nextStartActionTimer->setInterval(1);
         }
 
@@ -394,6 +329,8 @@ void ClimbingRace::playSoundsAndStartRace() {
     }
     }
 
+    emit this->nextStartActionChanged();
+
     nextStartActionTimer->connect(nextStartActionTimer, SIGNAL(timeout()), this, SLOT(playSoundsAndStartRace()));
     nextStartActionTimer->start();
 }
@@ -488,34 +425,47 @@ void ClimbingRace::refreshTimerText() {
     }
 
     // --- refresh next start action delay progress ---
+    double nextStartActionRemainingDelay = 0;
 
-    if(this->mode == LOCAL){
-        QString totalStr;
+    switch (this->mode) {
+    case LOCAL: {
 
+        // get remaining and total next start action delay time
         if(nextStartAction == 0){
-            totalStr = appSettings->loadSetting("at_marks_delay");
+            this->nextStartActionTotalDelay = appSettings->loadSetting("at_marks_delay").toDouble();
         }
         else if (nextStartAction == 1) {
-            totalStr = appSettings->loadSetting("ready_delay");
+            this->nextStartActionTotalDelay = appSettings->loadSetting("ready_delay").toDouble();
         }
 
-        double remaining = this->nextStartActionTimer->remainingTime();
-        double total = totalStr.toDouble();
-        //qDebug() << "DELAY_PROG: " << "total: " << total << " remaining: " << remaining << " prog: " << remaining / total;
-        if(remaining > 0){
-            this->nextStartActionDelayProgress = remaining / total;
-            emit this->nextStartActionDelayProgressChanged();
-        }
-        else {
-            this->nextStartActionDelayProgress = 0;
-            emit this->nextStartActionDelayProgressChanged();
-        }
+        nextStartActionRemainingDelay = this->nextStartActionTimer->remainingTime();
+
+        break;
     }
-    else if (this->mode == REMOTE && this->state == IDLE) {
+    case REMOTE: {
+
+        // calculate remaining next start action delay time
+        nextStartActionRemainingDelay = this->nextStartActionTotalDelay - ( this->date->currentMSecsSinceEpoch() - this->nextStartActionDelayStartedAt );
+        break;
+    }
+    }
+
+    // calculate next start action delay progress
+    if(nextStartActionRemainingDelay > 0){
+        this->nextStartActionDelayProgress = nextStartActionRemainingDelay / this->nextStartActionTotalDelay;
+        emit this->nextStartActionDelayProgressChanged();
+    }
+    else {
         this->nextStartActionDelayProgress = 0;
         emit this->nextStartActionDelayProgressChanged();
     }
 
+
+    /*if (this->mode == REMOTE && this->state == IDLE) {
+        this->nextStartActionDelayProgress = 0;
+        emit this->nextStartActionDelayProgressChanged();
+    }*/
+
     this->timerTextRefreshTimer->start();
 }
 
@@ -614,16 +564,16 @@ int ClimbingRace::getMode() {
 
 QVariant ClimbingRace::getTimerTextList() {
     return this->qmlTimers;
-//    QVariantList test;
-//    QVariantMap test2 = {{"text", "1234"}, {"reacttime", 2.0}};
-//    test.append(test2);
-//    return test;
 }
 
 double ClimbingRace::getNextStartActionDelayProgress() {
     return this->nextStartActionDelayProgress;
 }
 
+int ClimbingRace::getNextStartAction() {
+    return this->nextStartAction;
+}
+
 void ClimbingRace::writeSetting(QString key, QVariant value) {
     this->refreshMode();