diff --git a/ComunicWatcher.pro b/ComunicWatcher.pro
index 27eaa7b..fafb4fb 100644
--- a/ComunicWatcher.pro
+++ b/ComunicWatcher.pro
@@ -18,14 +18,16 @@ SOURCES += \
     apirequest.cpp \
     apiresponse.cpp \
     main.cpp \
-    loginwindow.cpp
+    loginwindow.cpp \
+    refreshservice.cpp
 
 HEADERS += \
     accounthelper.h \
     apirequest.h \
     apiresponse.h \
     config.h \
-    loginwindow.h
+    loginwindow.h \
+    refreshservice.h
 
 FORMS += \
     loginwindow.ui
diff --git a/accounthelper.cpp b/accounthelper.cpp
index 55b9d88..d450432 100644
--- a/accounthelper.cpp
+++ b/accounthelper.cpp
@@ -1,10 +1,9 @@
 #include "accounthelper.h"
 #include "apirequest.h"
 
-AccountHelper::AccountHelper()
-{
+#include <QSettings>
 
-}
+#define LOGIN_TOKEN_VALUE "login_token"
 
 void AccountHelper::LoginUser(const QString &email, const QString &password, const vLoginCallback cb)
 {
@@ -21,6 +20,7 @@ void AccountHelper::LoginUser(const QString &email, const QString &password, con
         case 200:
             // Save login token
             token = res.getObject().value("tokens").toObject().value("token1").toString();
+            QSettings().setValue(LOGIN_TOKEN_VALUE, token);
 
             cb(LoginResult::SUCCESS);
             break;
@@ -40,3 +40,18 @@ void AccountHelper::LoginUser(const QString &email, const QString &password, con
 
     });
 }
+
+bool AccountHelper::SignedIn()
+{
+    return QSettings().value(LOGIN_TOKEN_VALUE).isValid();
+}
+
+QString AccountHelper::GetLoginToken()
+{
+    return QSettings().value(LOGIN_TOKEN_VALUE).toString();
+}
+
+void AccountHelper::RemoveLoginToken()
+{
+    QSettings().remove(LOGIN_TOKEN_VALUE);
+}
diff --git a/accounthelper.h b/accounthelper.h
index fc5f0f6..8c03a75 100644
--- a/accounthelper.h
+++ b/accounthelper.h
@@ -22,8 +22,6 @@ typedef std::function<void (LoginResult)> vLoginCallback;
 class AccountHelper
 {
 public:
-    AccountHelper();
-
     /**
      * Attempt to login user
      *
@@ -31,5 +29,20 @@ public:
      * @param password User password
      */
     static void LoginUser(const QString &email, const QString &password, const vLoginCallback cb);
+
+    /**
+     * Check out whether a user is currently signed in or not
+     */
+    static bool SignedIn();
+
+    /**
+     * Retrieve user login token
+     */
+    static QString GetLoginToken();
+
+    /**
+     * Destroy the login token of a user
+     */
+    static void RemoveLoginToken();
 };
 
diff --git a/loginwindow.cpp b/loginwindow.cpp
index 9abef70..c8c4b73 100644
--- a/loginwindow.cpp
+++ b/loginwindow.cpp
@@ -1,6 +1,7 @@
 #include "accounthelper.h"
 #include "apirequest.h"
 #include "loginwindow.h"
+#include "refreshservice.h"
 #include "ui_loginwindow.h"
 
 #include <QMessageBox>
@@ -68,6 +69,9 @@ void LoginWindow::onResponse(LoginResult res)
 
     case SUCCESS:
         QMessageBox::information(this, "ok", "success");
+        RefreshService::startService();
+        close();
+        deleteLater();
         return;
 
     case BAD_PASSWORD:
diff --git a/main.cpp b/main.cpp
index 1476162..de533fc 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,19 +1,23 @@
-#include "loginwindow.h"
-
 #include <QApplication>
 
+#include "loginwindow.h"
+#include "refreshservice.h"
+
 int main(int argc, char *argv[])
 {
     QApplication a(argc, argv);
 
     // Initialize configuration
-    QCoreApplication::setOrganizationName("Comuniquons");
+    QCoreApplication::setOrganizationName("Communiquons");
     QCoreApplication::setOrganizationDomain("communiquons.org");
     QCoreApplication::setApplicationName("ComunicWatcher");
 
-    LoginWindow w;
-    w.show();
+    if(!AccountHelper::SignedIn()) {
+        (new LoginWindow())->show();
+    }
 
+    else
+        RefreshService::startService();
 
     return a.exec();
 }
diff --git a/refreshservice.cpp b/refreshservice.cpp
new file mode 100644
index 0000000..cb5c393
--- /dev/null
+++ b/refreshservice.cpp
@@ -0,0 +1,29 @@
+#include "refreshservice.h"
+
+RefreshService *RefreshService::svc = nullptr;
+
+
+void RefreshService::startService()
+{
+    if(svc != nullptr)
+        return;
+
+    svc = new RefreshService();
+}
+
+void RefreshService::stopService()
+{
+    if(svc != nullptr)
+        svc->deleteLater();
+    svc = nullptr;
+}
+
+RefreshService::RefreshService()
+{
+    qDebug("Start refresh service");
+}
+
+RefreshService::~RefreshService()
+{
+    qDebug("Stop refresh service");
+}
diff --git a/refreshservice.h b/refreshservice.h
new file mode 100644
index 0000000..730b451
--- /dev/null
+++ b/refreshservice.h
@@ -0,0 +1,25 @@
+/**
+ * Refresh service
+ *
+ * @author Pierre Hubert
+ */
+
+#pragma once
+
+#include <QObject>
+
+class RefreshService : public QObject
+{
+    Q_OBJECT
+
+public:
+    static void startService();
+    static void stopService();
+
+private:
+    RefreshService();
+    ~RefreshService();
+
+    // Class members
+    static RefreshService *svc;
+};