diff --git a/src/freedombone-app-babel b/src/freedombone-app-babel
index cb670b6b1e73fc10436d5bd253b13fc54acff90e..b629e2a5757d76a12137873634cac1b5ac78a719 100755
--- a/src/freedombone-app-babel
+++ b/src/freedombone-app-babel
@@ -100,9 +100,6 @@ function configure_firewall_for_babel {
 }
 
 function install_babel {
-    if [[ $(app_is_installed babel) == "1" ]]; then
-        return
-    fi
     if [[ $ENABLE_BABEL != "yes" ]]; then
         return
     fi
@@ -115,7 +112,6 @@ function install_babel {
 
     function_check configure_firewall_for_babel
     configure_firewall_for_babel
-    install_completed babel
 }
 
 # NOTE: deliberately there is no "exit 0"
diff --git a/src/freedombone-app-batman b/src/freedombone-app-batman
index 22225508fbe513690deb9d5b6a8f7c38e1483fcc..1bc65c380f4d62d605692d85bfbac715b8277203 100755
--- a/src/freedombone-app-batman
+++ b/src/freedombone-app-batman
@@ -135,9 +135,6 @@ function install_batman {
         mesh_install_batman
         return
     fi
-    if [[ $(app_is_installed batman) == "1" ]]; then
-        return
-    fi
     if [[ $ENABLE_BATMAN != "yes" ]]; then
         return
     fi
@@ -162,7 +159,6 @@ function install_batman {
 
     function_check configure_firewall_for_batman
     configure_firewall_for_batman
-    install_completed batman
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-blog b/src/freedombone-app-blog
index d655a19de4ea4577e8792e74bc9813e64ce18687..7044a442195c27f9a930812639d28a40a2d5d9ad 100755
--- a/src/freedombone-app-blog
+++ b/src/freedombone-app-blog
@@ -590,10 +590,6 @@ function install_blog_from_repo {
 }
 
 function install_blog {
-    if [[ $(app_is_installed blog) == "1" ]]; then
-        return
-    fi
-
     if [ ! $ONION_ONLY ]; then
         ONION_ONLY='no'
     fi
@@ -675,8 +671,6 @@ function install_blog {
     if ! grep -q "Blog domain:" $COMPLETION_FILE; then
         echo "Blog domain:$FULLBLOG_DOMAIN_NAME" >> $COMPLETION_FILE
     fi
-
-    install_completed blog
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-blogstatic b/src/freedombone-app-blogstatic
index f412ef15ca74539e9efd8268d8c58c86eccc3a0f..801b5a7b41998c8cc7fd59fad1f3464243e97bc2 100755
--- a/src/freedombone-app-blogstatic
+++ b/src/freedombone-app-blogstatic
@@ -305,10 +305,6 @@ function install_blogstatic {
         return
     fi
 
-    if [[ $(app_is_installed blogstatic) == "1" ]]; then
-        return
-    fi
-
     apt-get -y install python-pip
     pip install ipython
     pip install Markdown
@@ -342,8 +338,6 @@ function install_blogstatic {
 
     chown -R $MY_USERNAME:$MY_USERNAME $STATIC_BLOG_INSTALL_DIR
     chown -R www-data:www-data $STATIC_BLOG_PATH
-
-    install_completed blogstatic
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-cjdns b/src/freedombone-app-cjdns
index 7b12e1c093372e821c9c74276bcb540d6ec4860a..7ac783162950bdd6fc62d6c32ba4735392989e31 100755
--- a/src/freedombone-app-cjdns
+++ b/src/freedombone-app-cjdns
@@ -529,13 +529,10 @@ function install_cjdns_tools {
     # initialise from the cjdns config
     /usr/bin/cjdcmd cjdnsadmin -file /etc/cjdns/cjdroute.conf
 
-    echo 'install_cjdns_tools' >> $COMPLETION_FILE
+    install_completed cjdns_tools
 }
 
 function install_cjdns {
-    if [[ $(app_is_installed cjdns) == "1" ]]; then
-        return
-    fi
     install_cjdns_main
     install_cjdns_tools
     install_completed cjdns
diff --git a/src/freedombone-app-dlna b/src/freedombone-app-dlna
index 22015d192bd95d8dad461c908ce50a5383986376..55b6ea452bda87ce001f19cde187fe48c2a8dc6f 100755
--- a/src/freedombone-app-dlna
+++ b/src/freedombone-app-dlna
@@ -257,12 +257,8 @@ function script_for_attaching_usb_drive {
 }
 
 function install_dlna {
-    if [[ $(app_is_installed dlna) == "1" ]]; then
-        return
-    fi
     install_dlna_main
     script_for_attaching_usb_drive
-    install_completed dlna
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-emacs b/src/freedombone-app-emacs
index a9d5a0a1ae89df639ca842c237527a5f4c255620..d5bf118b21d92bafc0b01138292b0253fc88fcdb 100755
--- a/src/freedombone-app-emacs
+++ b/src/freedombone-app-emacs
@@ -108,9 +108,6 @@ function remove_emacs {
 }
 
 function install_emacs {
-    if [[ $(app_is_installed emacs) == "1" ]]; then
-        return
-    fi
     update-alternatives --set editor /usr/bin/emacs24
 
     # A minimal emacs configuration
@@ -185,8 +182,6 @@ function install_emacs {
     echo '(epa-file-enable)' >> /home/$MY_USERNAME/.emacs
     cp /home/$MY_USERNAME/.emacs /root/.emacs
     chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/.emacs
-
-    install_completed emacs
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-gnusocial b/src/freedombone-app-gnusocial
index 3f94634051060ad7c10bbbdde312374cba55ae27..d44bbfcb41732b006da7bb432692986cc3007a00 100755
--- a/src/freedombone-app-gnusocial
+++ b/src/freedombone-app-gnusocial
@@ -1011,10 +1011,6 @@ function install_gnusocial_plugin_nsfw {
 }
 
 function install_gnusocial {
-    if [[ $(app_is_installed gnusocial) == "1" ]]; then
-        return
-    fi
-
     if [ ! $ONION_ONLY ]; then
         ONION_ONLY='no'
     fi
@@ -1044,7 +1040,6 @@ function install_gnusocial {
     install_gnusocial_plugin_sharings
     install_gnusocial_plugin_sharings_theme
     install_gnusocial_plugin_nsfw
-    install_completed gnusocial
 }
 
 # NOTE: deliberately there is no "exit 0"
diff --git a/src/freedombone-app-gogs b/src/freedombone-app-gogs
index 1506bde11b893956fcb1cacdb41b8a67f1efb118..a25358d2349afb9ae5930c2a52a958e241ca7fad 100755
--- a/src/freedombone-app-gogs
+++ b/src/freedombone-app-gogs
@@ -442,10 +442,6 @@ function install_gogs {
         return
     fi
 
-    if [[ $(app_is_installed gogs) == "1" ]]; then
-        return
-    fi
-
     adduser --disabled-login --gecos 'Gogs' $GOGS_USERNAME
 
     gogs_parameters
@@ -766,7 +762,6 @@ function install_gogs {
     else
         sed -i "s|Gogs version.*|Gogs version:$GOGS_VERSION|g" $COMPLETION_FILE
     fi
-    install_completed gogs
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-hubzilla b/src/freedombone-app-hubzilla
index 3c661e904851a2d0a70308a14174aab28ccecef8..fd91df15e0da70c99d57e76225dbd08cf91cf16f 100755
--- a/src/freedombone-app-hubzilla
+++ b/src/freedombone-app-hubzilla
@@ -400,10 +400,6 @@ function install_hubzilla {
         return
     fi
 
-    if [[ $(app_is_installed hubzilla) == "1" ]]; then
-        return
-    fi
-
     HUBZILLA_PATH=/var/www/$HUBZILLA_DOMAIN_NAME/htdocs
 
     function_check install_mariadb
@@ -704,7 +700,6 @@ function install_hubzilla {
     ${PROJECT_NAME}-addemail -u $MY_USERNAME -e "noreply@$HUBZILLA_DOMAIN_NAME" -g hubzilla --public no
 
     echo "Hubzilla domain:${HUBZILLA_DOMAIN_NAME}" >> $COMPLETION_FILE
-    install_completed hubzilla
 }
 
 # NOTE: deliberately there is no "exit 0"
diff --git a/src/freedombone-app-irc b/src/freedombone-app-irc
index c5e027c7bc60c2dd07299aaeaf10ea3c6ada7a6f..65f5e15df39eb948926ec6d98c6ee04e12f500d8 100755
--- a/src/freedombone-app-irc
+++ b/src/freedombone-app-irc
@@ -371,12 +371,8 @@ function install_irc_client {
 }
 
 function install_irc {
-    if [[ $(app_is_installed irc) == "1" ]]; then
-        return
-    fi
     install_irc_server
     install_irc_client
-    install_completed irc
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-librevault b/src/freedombone-app-librevault
index 9c15d23902505d6c58069506c8eb90141501afbf..ff8e8ac2b8575ed0d400d61c669069520f4cb0ea 100755
--- a/src/freedombone-app-librevault
+++ b/src/freedombone-app-librevault
@@ -231,10 +231,6 @@ function install_librevault {
         return
     fi
 
-    if [[ $(app_is_installed librevault) == "1" ]]; then
-        return
-    fi
-
     install_tracker
     install_cmake
     install_cryptopp
@@ -326,8 +322,6 @@ function install_librevault {
 
     systemctl enable librevault-daemon
     systemctl start librevault-daemon
-
-    install_completed librevault
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-mediagoblin b/src/freedombone-app-mediagoblin
index af75d4f496f94880bbf79a6d65d8e8f2cef91301..c14fadf0fde3c931e5b41dccf0c2fb0b203159e7 100755
--- a/src/freedombone-app-mediagoblin
+++ b/src/freedombone-app-mediagoblin
@@ -128,7 +128,34 @@ function reconfigure_mediagoblin {
 }
 
 function upgrade_mediagoblin {
-    echo -n ''
+    if [ ! $ONION_ONLY ]; then
+        ONION_ONLY='no'
+    fi
+    if grep -q "ONION_ONLY" $CONFIGURATION_FILE; then
+        ONION_ONLY=$(grep "ONION_ONLY" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+    fi
+    if grep -q "MEDIAGOBLIN_DOMAIN_NAME" $CONFIGURATION_FILE; then
+        MEDIAGOBLIN_DOMAIN_NAME=$(grep "MEDIAGOBLIN_DOMAIN_NAME" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+    fi
+    if grep -q "MEDIAGOBLIN_CODE" $CONFIGURATION_FILE; then
+        MEDIAGOBLIN_CODE=$(grep "MEDIAGOBLIN_CODE" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+    fi
+    if grep -q "DDNS_PROVIDER" $CONFIGURATION_FILE; then
+        DDNS_PROVIDER=$(grep "DDNS_PROVIDER" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+    fi
+
+    if [ ! $MEDIAGOBLIN_DOMAIN_NAME ]; then
+        return
+    fi
+
+    MEDIAGOBLIN_WORKING_DIRECTORY=/var/www/$MEDIAGOBLIN_DOMAIN_NAME/htdocs
+
+    # update to a new commit if needed
+    function_check set_repo_commit
+    set_repo_commit $MEDIAGOBLIN_WORKING_DIRECTORY "Mediagoblin commit" "$MEDIAGOBLIN_COMMIT" $MEDIAGOBLIN_REPO
+    if [ -d $MEDIAGOBLIN_WORKING_DIRECTORY ]; then
+        chown -hR mediagoblin:www-data $MEDIAGOBLIN_WORKING_DIRECTORY
+    fi
 }
 
 function backup_local_mediagoblin {
@@ -209,10 +236,6 @@ function install_mediagoblin {
         chown -hR mediagoblin:www-data $MEDIAGOBLIN_WORKING_DIRECTORY
     fi
 
-    if [[ $(app_is_installed mediagoblin) == "1" ]]; then
-        return
-    fi
-
     apt-get -y install git-core python python-dev python-lxml python-pil
     apt-get -y install python-virtualenv npm nodejs-legacy automake
     apt-get -y install fcgiwrap
@@ -531,8 +554,6 @@ function install_mediagoblin {
     else
         sed -i "s/Mediagoblin domain.*/Mediagoblin domain:$MEDIAGOBLIN_DOMAIN_NAME/g" $COMPLETION_FILE
     fi
-
-    install_completed mediagoblin
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-mumble b/src/freedombone-app-mumble
index 2b3536c4e71eb24ff21b3332c0fb10c08dd14a71..6999e10463efce7d74ee706873866277ee8c1061 100755
--- a/src/freedombone-app-mumble
+++ b/src/freedombone-app-mumble
@@ -199,9 +199,6 @@ function configure_firewall_for_voip {
 }
 
 function install_mumble {
-    if [[ $(app_is_installed mumble) == "1" ]]; then
-        return
-    fi
     apt-get -y install mumble-server
 
     function_check get_voip_server_password
@@ -289,7 +286,6 @@ function install_mumble {
 
     function_check configure_firewall_for_voip
     configure_firewall_for_voip
-    install_completed mumble
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-rss b/src/freedombone-app-rss
index 582d78c3d26e4fd90de3ea59564aa28d6dc911b7..2ba225ff172ba3a2fe24c019c8199152d5ff8b94 100755
--- a/src/freedombone-app-rss
+++ b/src/freedombone-app-rss
@@ -617,13 +617,9 @@ function install_rss_mobile_reader {
 }
 
 function install_rss {
-    if [[ $(app_is_installed rss) == "1" ]]; then
-        return
-    fi
     install_rss_main
     install_rss_gnusocial
     install_rss_mobile_reader
-    install_completed rss
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-searx b/src/freedombone-app-searx
index 5ee7e11973d7cdd2f0bbdb34c3ce06671618981b..250b33bdc0601c16f8dfa265f2887bba9305c94b 100755
--- a/src/freedombone-app-searx
+++ b/src/freedombone-app-searx
@@ -122,10 +122,6 @@ function install_searx {
         exit 62429
     fi
 
-    if [[ $(app_is_installed searx) == "1" ]]; then
-        return
-    fi
-
     apt-get -y install python-pip libyaml-dev python-werkzeug python-babel python-lxml apache2-utils
     apt-get -y install git build-essential libxslt-dev python-dev python-virtualenv python-pybabel zlib1g-dev uwsgi uwsgi-plugin-python libapache2-mod-uwsgi
 
@@ -292,8 +288,6 @@ function install_searx {
         chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/README
         chmod 600 /home/$MY_USERNAME/README
     fi
-
-    install_completed searx
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-sip b/src/freedombone-app-sip
index efa2909022a28bd3b54b80a524286ff30a2e98de..f34d64ff267af62df099245808fec843a1bd013d 100755
--- a/src/freedombone-app-sip
+++ b/src/freedombone-app-sip
@@ -446,12 +446,8 @@ function install_sip_turn {
 }
 
 function install_sip {
-    if [[ $(app_is_installed sip) == "1" ]]; then
-        return
-    fi
     install_sip_main
     update_sipwitch_daemon
-    install_completed sip
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-syncthing b/src/freedombone-app-syncthing
index 1829e1ee7652c1b6e0a6e653bdd73755b26853e5..cbfd6e4ce0a109c10abda15a94ea0ac863615d9d 100755
--- a/src/freedombone-app-syncthing
+++ b/src/freedombone-app-syncthing
@@ -470,10 +470,6 @@ function install_syncthing {
         return
     fi
 
-    if [[ $(app_is_installed syncthing) == "1" ]]; then
-        return
-    fi
-
     apt-get -y install curl
 
     curl -s https://syncthing.net/release-key.txt | apt-key add -
@@ -508,7 +504,6 @@ function install_syncthing {
 
     function_check configure_firewall_for_syncthing
     configure_firewall_for_syncthing
-    install_completed syncthing
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-tahoelafs b/src/freedombone-app-tahoelafs
index 29e5f423874e4fdeb606d304fd4930bc633501c2..a4a3611d94af495ba143b059f1223c36afdce937 100755
--- a/src/freedombone-app-tahoelafs
+++ b/src/freedombone-app-tahoelafs
@@ -292,10 +292,6 @@ function install_tahoelafs {
         return
     fi
 
-    if [[ $(app_is_installed tahoelafs) == "1" ]]; then
-        return
-    fi
-
     apt-get -y install build-essential python-pip python-dev libffi-dev libssl-dev python-virtualenv
 
     # create a user to run the introducer
@@ -357,8 +353,6 @@ function install_tahoelafs {
     systemctl enable tahoelafs
     systemctl daemon-reload
     systemctl start tahoelafs
-
-    install_completed tahoelafs
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-tox b/src/freedombone-app-tox
index c4acb57305047b3d7350ef8f412ea4c1ebecc68b..1b475b5712e2c3c13b0401a225241537d342a0d9 100755
--- a/src/freedombone-app-tox
+++ b/src/freedombone-app-tox
@@ -661,12 +661,6 @@ function enable_tox_repo {
 }
 
 function install_tox {
-    if [ ! $INSTALLING_MESH ]; then
-        if [[ $(app_is_installed tox) == "1" ]]; then
-            return
-        fi
-    fi
-
     configure_firewall_for_tox
 
     if [ $INSTALLING_MESH ]; then
@@ -678,8 +672,6 @@ function install_tox {
         tox_avahi
         install_tox_client
     fi
-
-    install_completed tox
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-vpn b/src/freedombone-app-vpn
index 1ce70deaf428b4a711ece4b2bca2076aa1ab3a6f..d2bc530172f13169427e39d84a84178860fc2e04 100755
--- a/src/freedombone-app-vpn
+++ b/src/freedombone-app-vpn
@@ -68,9 +68,6 @@ function remove_vpn {
 }
 
 function install_vpn {
-    if [[ $(app_is_installed vpn) == "1" ]]; then
-        return
-    fi
     if ! grep -q "repo.universe-factory.net" /etc/apt/sources.list; then
         echo 'deb http://repo.universe-factory.net/debian/ sid main' >> /etc/apt/sources.list
         gpg --keyserver pgpkeys.mit.edu --recv-key 16EF3F64CB201D9C
@@ -84,7 +81,6 @@ function install_vpn {
             exit 52026
         fi
     fi
-    install_completed vpn
 }
 
 # NOTE: deliberately there is no "exit 0"
diff --git a/src/freedombone-app-webmail b/src/freedombone-app-webmail
index 0d8593a3a71c6f6f17fb2cdcd37bb2e6accd8b01..4c7e55d177eede1c084dacf037a2898d606f3185 100755
--- a/src/freedombone-app-webmail
+++ b/src/freedombone-app-webmail
@@ -138,9 +138,6 @@ function remove_webmail {
 }
 
 function install_webmail {
-    if [[ $(app_is_installed webmail) == "1" ]]; then
-        return
-    fi
     if [ -d /etc/apache2 ]; then
         rm -rf /etc/apache2
         echo $'Removed Apache installation after Dokuwiki install'
@@ -259,8 +256,6 @@ function install_webmail {
         chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/README
         chmod 600 /home/$MY_USERNAME/README
     fi
-
-    install_completed webmail
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-wiki b/src/freedombone-app-wiki
index 8814a5eee0a0d2b6561cd54887d84a61279885cb..c9015c505bd4ace8a918d209bd8f52ee5f799f46 100755
--- a/src/freedombone-app-wiki
+++ b/src/freedombone-app-wiki
@@ -270,10 +270,6 @@ function get_wiki_admin_password {
 }
 
 function install_wiki {
-    if [[ $(app_is_installed wiki) == "1" ]]; then
-        return
-    fi
-
     if [ ! $ONION_ONLY ]; then
         ONION_ONLY='no'
     fi
@@ -657,7 +653,6 @@ function install_wiki {
     fi
 
     echo "Wiki domain:$WIKI_DOMAIN_NAME" >> $COMPLETION_FILE
-    install_completed wiki
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-xmpp b/src/freedombone-app-xmpp
index 6e5b16ff605a7f067c431963cee1a7bf48664c62..ff1de05034a3f2f4aadb49ab9cce1a7a209ee7fb 100755
--- a/src/freedombone-app-xmpp
+++ b/src/freedombone-app-xmpp
@@ -502,12 +502,8 @@ function install_xmpp_client {
 }
 
 function install_xmpp {
-    if [[ $(app_is_installed xmpp) == "1" ]]; then
-        return
-    fi
     install_xmpp_main
     install_xmpp_client
-    install_completed xmpp
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-app-zeronet b/src/freedombone-app-zeronet
index b72ba9f34d25979531ffeee5c4691addd2eed854..5f8e481a9dac13f4a21dbb935bfe5910b8227b59 100755
--- a/src/freedombone-app-zeronet
+++ b/src/freedombone-app-zeronet
@@ -675,14 +675,10 @@ function install_zeronet {
         mesh_zeronet_forum
         return
     fi
-    if [[ $(app_is_installed zeronet) == "1" ]]; then
-        return
-    fi
     install_zeronet_main
     install_zeronet_blog
     install_zeronet_mail
     install_zeronet_forum
-    install_completed zeronet
 }
 
 # NOTE: deliberately no exit 0
diff --git a/src/freedombone-utils-selector b/src/freedombone-utils-selector
index 062f09234bfd4f2e5cb89f3c1952c90c17f96a57..7ebe9edb84aaf82ce596a686e435237befec6a12 100755
--- a/src/freedombone-utils-selector
+++ b/src/freedombone-utils-selector
@@ -310,15 +310,29 @@ function install_apps {
                     # clears any removal indicator
                     reinstall_app ${a}
 
-                    echo $"Installing application from interactive: ${a}"
-                    install_${a}
-                    echo $"${a} was installed from interactive"
+                    if [[ $(app_is_installed ${a}) == "1" ]]; then
+                        echo $"Upgrading application from interactive: ${a}"
+                        upgrade_${a}
+                        echo $"${a} was upgraded from interactive"
+                    else
+                        echo $"Installing application from interactive: ${a}"
+                        install_${a}
+                        install_completed ${a}
+                        echo $"${a} was installed from interactive"
+                    fi
                 else
                     # check if the app was removed
                     if [[ $(app_is_removed ${a}) == "0" ]]; then
-                        echo $"Installing application: ${a}"
-                        install_${a}
-                        echo $"${a} was installed"
+                        if [[ $(app_is_installed ${a}) == "1" ]]; then
+                            echo $"Upgrading application: ${a}"
+                            upgrade_${a}
+                            echo $"${a} was upgraded"
+                        else
+                            echo $"Installing application: ${a}"
+                            install_${a}
+                            install_completed ${a}
+                            echo $"${a} was installed"
+                        fi
                     else
                         echo $"${a} has been removed and so will not be reinstalled"
                     fi