diff --git a/res/layout/activity_muc_details.xml b/res/layout/activity_muc_details.xml
index 73f21ad0..f866a485 100644
--- a/res/layout/activity_muc_details.xml
+++ b/res/layout/activity_muc_details.xml
@@ -13,7 +13,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:padding="8dp"
-        android:text="Conference" />
+        android:text="@string/muc_details_conference" />
        <RelativeLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
@@ -28,7 +28,7 @@
             android:layout_toLeftOf="@+id/muc_edit_subject"
             android:background="#eee"
             android:ems="10"
-            android:hint="Conferenece Subject"
+            android:hint="@string/muc_details_conference_subject"
             android:inputType="textAutoComplete"
             android:paddingBottom="12dp"
             android:paddingLeft="8dp"
@@ -62,7 +62,7 @@
         android:paddingLeft="8dp"
         android:paddingRight="8dp"
         android:paddingTop="8dp"
-        android:text="Your Nickname" />
+        android:text="@string/muc_details_your_nickname" />
 
     <RelativeLayout
         android:layout_width="match_parent"
@@ -78,7 +78,7 @@
             android:layout_toLeftOf="@+id/muc_edit_nick"
             android:background="#eee"
             android:ems="10"
-            android:hint="Your nickname"
+            android:hint="@string/muc_details_your_nickname"
             android:inputType="textEmailAddress"
             android:paddingBottom="12dp"
             android:paddingLeft="8dp"
@@ -119,7 +119,7 @@
         android:paddingLeft="8dp"
         android:paddingRight="8dp"
         android:paddingTop="8dp"
-        android:text="Other Members" />
+        android:text="@string/muc_details_other_members" />
 
     <LinearLayout
         android:id="@+id/muc_members"
diff --git a/res/layout/activity_new_conversation.xml b/res/layout/activity_new_conversation.xml
index a2b00af1..78500ead 100644
--- a/res/layout/activity_new_conversation.xml
+++ b/res/layout/activity_new_conversation.xml
@@ -23,7 +23,7 @@
         android:layout_alignParentTop="true"
         android:background="#eee"
         android:ems="10"
-        android:hint="Search or enter Jabber ID"
+        android:hint="@string/search_jabber_id"
         android:inputType="textEmailAddress"
         android:paddingBottom="12dp"
         android:paddingLeft="8dp"
diff --git a/res/layout/edit_account_dialog.xml b/res/layout/edit_account_dialog.xml
index a5733cfe..12fbe468 100644
--- a/res/layout/edit_account_dialog.xml
+++ b/res/layout/edit_account_dialog.xml
@@ -9,7 +9,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:textSize="14sp"
-        android:text="Jabber ID:" />
+        android:text="@string/account_settings_jabber_id" />
 
 
     
@@ -19,7 +19,7 @@
         android:layout_height="wrap_content"
         android:ems="10"
         android:inputType="textEmailAddress"
-        android:hint="username@example.com">
+        android:hint="@string/account_settings_example_jabber_id">
 
 
     </EditText>
@@ -30,7 +30,7 @@
         android:id="@+id/textView1"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="Password:"
+        android:text="@string/account_settings_password"
         android:textSize="14sp"/>
 
     <EditText
@@ -39,14 +39,14 @@
         android:layout_height="wrap_content"
         android:ems="10"
         android:inputType="textPassword"
-        android:hint="Password" 
+        android:hint="@string/password"
         android:fontFamily="sans-serif" />
 
     <CheckBox
         android:id="@+id/edit_account_register_new"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="Register a new account on server"/>
+        android:text="@string/register_account"/>
 
     
         <TextView
@@ -54,7 +54,7 @@
         android:id="@+id/account_confirm_password_desc"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="Confirm password:"
+        android:text="@string/account_settings_confirm_password"
         android:textSize="14sp"
         android:visibility="gone"/>
     
@@ -64,7 +64,7 @@
         android:layout_height="wrap_content"
         android:ems="10"
         android:inputType="textPassword"
-        android:hint="Confirm password" 
+        android:hint="@string/confirm_password"
         android:visibility="gone"
         android:fontFamily="sans-serif" />
 
diff --git a/res/values-es/strings.xml b/res/values-es/strings.xml
index f0f05a67..ce4db1fb 100644
--- a/res/values-es/strings.xml
+++ b/res/values-es/strings.xml
@@ -28,6 +28,8 @@
     <string name="encrypted_message">Desencriptando mensaje. Espera por favor&#8230;</string>
     <string name="conference_details">Detalles de la conferencia</string>
     <string name="nick_in_use">El apodo ya está en uso</string>
+    <string name="admin">Administrador</string>
+    <string name="owner">Propietario</string>
     <string name="moderator">Moderador</string>
     <string name="participant">Participante</string>
     <string name="visitor">Visitante</string>
@@ -46,6 +48,7 @@
     <string name="new_conference">Crear nueva conferencia</string>
     <string name="new_contact">Crear nuevo contacto</string>
     <string name="contacts">Contactos</string>
+    <string name="search_jabber_id">Busca o escribe identificador Jabber</string>
     <string name="choose_account">Seleccionar cuenta</string>
     <string name="multi_user_conference">Conferencia multiusuario</string>
     <string name="trying_join_conference">¿Estás intentando unirte a una conferencia?</string>
@@ -57,6 +60,7 @@
     <string name="yes">Sí</string>
     <string name="no">No</string>
     <string name="ok">Ok</string>
+    <string name="done">Hecho</string>
     <string name="create_invite">Crear \u0026 Invitar</string>
     <string name="new_conference_explained">¿Quieres crear una nueva conferencia con una dirección generada aleatoriamente e invitar a los contactos seleccionados a ella?</string>
     <string name="no_open_mucs">No hay conferencias existentes</string>
@@ -97,7 +101,7 @@
     <string name="files">archivos</string>
     <string name="otr_messages">Mensajes encriptados con OTR</string>
     <string name="manage_account">Gestionar cuenta</string>
-    <string name="contact_offline">Tu contacto está desconectado</string>
+    <string name="contact_offline">El contacto está desconectado</string>
     <string name="contact_offline_otr">Desgraciadamente no es posible enviar mensajes encriptados con OTR a un contacto desconectado.\n¿Quieres enviar el mensaje en texto plano?</string>
     <string name="contact_offline_file">Desgraciadamente no es posible enviar archivos a un contacto desconectado.</string>
     <string name="send_unencrypted">Enviar sin encriptar</string>
@@ -108,7 +112,7 @@
     <string name="install">Instalar</string>
     <string name="offering">ofreciendo&#8230;</string>
     <string name="no_pgp_key">Clave openPGP no encontrada</string>
-    <string name="contact_has_no_pgp_key">Conversations no ha podido encriptar tus mensajes porque tu contacto no está anunciando su clave publica.\n\n<small>Por favor, pide a tu contacto que configure openPGP.</small></string>
+    <string name="contact_has_no_pgp_key">Conversations no ha podido encriptar tus mensajes porque el contacto no está anunciando su clave publica.\n\n<small>Por favor, pide a tu contacto que configure openPGP.</small></string>
     <string name="encrypted_message_received"><i>Mensaje encriptado recibido. Pulsa para ver.</i></string>
     <string name="encrypted_image_received"><i>Imagen encriptada recibida. Pulsa para ver.</i></string>
     <string name="image_file"><i>Imagen recibida. Pulsa para ver</i></string>
@@ -185,9 +189,16 @@
     <string name="mgmt_account_delete">Eliminar cuenta</string>
     <string name="mgmt_account_disable">Deshabilitar temporalmente</string>
     <string name="mgmt_account_enable">Habilitar</string>
+    <string name="mgmt_account_are_you_sure">¿Estás seguro?</string>
+    <string name="mgmt_account_delete_confirm_text">Si eliminas tu cuenta tu historial completo de conversaciones se perderá</string>
     <string name="attach_record_voice">Grabar audio</string>
     <string name="account_settings">Configuración de cuenta</string>
-    <string name="save">Guardar</string>
+    <string name="account_settings_jabber_id">Identificador Jabber:</string>
+    <string name="account_settings_password">Contraseña:</string>
+    <string name="account_settings_example_jabber_id">usuario@ejemplo.com</string>
+    <string name="account_settings_confirm_password">Confirmar contraseña:</string>
+    <string name="password">Contraseña</string>
+    <string name="confirm_password">Confirmar contraseña</string>
     <string name="passwords_do_not_match">Las contraseñas no coinciden</string>
     <string name="invalid_jid">El identificador no es un identificador de Jabber válido</string>
     <string name="error_out_of_memory">Sin memoria. La imagen es demasiado grande</string>
@@ -198,4 +209,8 @@
     <string name="contact_status_extended_away">Ausencia ext.</string>
     <string name="contact_status_do_not_disturb">No molestar</string>
     <string name="contact_status_offline">Desconectado</string>
+    <string name="muc_details_conference">Conferencia</string>
+    <string name="muc_details_conference_subject">Ausnto de la Conferencia</string>
+    <string name="muc_details_your_nickname">Tu apodo</string>
+    <string name="muc_details_other_members">Otros Miembros</string>
 </resources>
\ No newline at end of file
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 0512106e..5ac2514d 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -28,6 +28,8 @@
     <string name="encrypted_message">Decrypting message. Please wait&#8230;</string>
     <string name="conference_details">Conference Details</string>
     <string name="nick_in_use">Nickname is already in use</string>
+    <string name="admin">Admin</string>
+    <string name="owner">Owner</string>
     <string name="moderator">Moderator</string>
     <string name="participant">Participant</string>
     <string name="visitor">Visitor</string>
@@ -46,6 +48,7 @@
     <string name="new_conference">Create new conference</string>
     <string name="new_contact">Create new contact</string>
     <string name="contacts">Contacts</string>
+    <string name="search_jabber_id">Search or enter Jabber ID</string>
     <string name="choose_account">Choose account</string>
     <string name="multi_user_conference">Multi User Conference</string>
     <string name="trying_join_conference">Are you trying to join a conference?</string>
@@ -57,6 +60,7 @@
     <string name="yes">Yes</string>
     <string name="no">No</string>
     <string name="ok">Ok</string>
+    <string name="done">Done</string>
     <string name="create_invite">Create \u0026 Invite</string>
     <string name="new_conference_explained">Do you want to create a new conference with a randomly generated address and invite the selected contacts to it?</string>
     <string name="no_open_mucs">No existing conferences</string>
@@ -185,9 +189,16 @@
     <string name="mgmt_account_delete">Delete</string>
     <string name="mgmt_account_disable">Temporarily disable</string>
     <string name="mgmt_account_enable">Enable</string>
+    <string name="mgmt_account_are_you_sure">Are you sure?</string>
+    <string name="mgmt_account_delete_confirm_text">If you delete your account your entire conversation history will be lost</string>
     <string name="attach_record_voice">Record voice</string>
     <string name="account_settings">Account Settings</string>
-    <string name="save">Save</string>
+    <string name="account_settings_jabber_id">Jabber ID:</string>
+    <string name="account_settings_password">Password:</string>
+    <string name="account_settings_example_jabber_id">username@example.com</string>
+    <string name="account_settings_confirm_password">Confirm password:</string>
+    <string name="password">Password</string>
+    <string name="confirm_password">Confirm password</string>
     <string name="passwords_do_not_match">Passwords do not match</string>
     <string name="invalid_jid">This is not a valid Jabber ID</string>
 	<string name="error_out_of_memory">Ouf of memory. Image is to large</string>
@@ -198,4 +209,8 @@
     <string name="contact_status_extended_away">extended away</string>
     <string name="contact_status_do_not_disturb">do not disturb</string>
     <string name="contact_status_offline">offline</string>
+    <string name="muc_details_conference">Conference</string>
+    <string name="muc_details_conference_subject">Conference Subject</string>
+    <string name="muc_details_your_nickname">Your nickname</string>
+    <string name="muc_details_other_members">Other Members</string>
 </resources>
\ No newline at end of file
diff --git a/src/eu/siacs/conversations/ui/ManageAccountActivity.java b/src/eu/siacs/conversations/ui/ManageAccountActivity.java
index ba570364..70af44e0 100644
--- a/src/eu/siacs/conversations/ui/ManageAccountActivity.java
+++ b/src/eu/siacs/conversations/ui/ManageAccountActivity.java
@@ -261,10 +261,10 @@ public class ManageAccountActivity extends XmppActivity {
 								mode.finish();
 							} else if (item.getItemId()==R.id.mgmt_account_delete) {
 								AlertDialog.Builder builder = new AlertDialog.Builder(activity);
-								builder.setTitle("Are you sure?");
+								builder.setTitle(getString(R.string.mgmt_account_are_you_sure));
 								builder.setIconAttribute(android.R.attr.alertDialogIcon);
-								builder.setMessage("If you delete your account your entire conversation history will be lost");
-								builder.setPositiveButton("Delete", new OnClickListener() {
+								builder.setMessage(getString(R.string.mgmt_account_delete_confirm_text));
+								builder.setPositiveButton(getString(R.string.delete), new OnClickListener() {
 									
 									@Override
 									public void onClick(DialogInterface dialog, int which) {
@@ -273,7 +273,7 @@ public class ManageAccountActivity extends XmppActivity {
 										mode.finish();
 									}
 								});
-								builder.setNegativeButton("Cancel",null);
+								builder.setNegativeButton(getString(R.string.cancel),null);
 								builder.create().show();
 							} else if (item.getItemId()==R.id.mgmt_account_announce_pgp) {
 								if (activity.hasPgp()) {
@@ -293,7 +293,7 @@ public class ManageAccountActivity extends XmppActivity {
 									noFingerprintView.setVisibility(View.GONE);
 								}
 								builder.setView(view);
-								builder.setPositiveButton("Done", null);
+								builder.setPositiveButton(getString(R.string.done), null);
 								builder.create().show();
 							} else if (item.getItemId() == R.id.mgmt_account_info) {
 								AlertDialog.Builder builder = new AlertDialog.Builder(activity);
diff --git a/src/eu/siacs/conversations/ui/MucDetailsActivity.java b/src/eu/siacs/conversations/ui/MucDetailsActivity.java
index c6807c61..d1725d41 100644
--- a/src/eu/siacs/conversations/ui/MucDetailsActivity.java
+++ b/src/eu/siacs/conversations/ui/MucDetailsActivity.java
@@ -153,11 +153,11 @@ public class MucDetailsActivity extends XmppActivity {
 					switch (self.getAffiliation()) {
 					case User.AFFILIATION_ADMIN:
 						mRoleAffiliaton.setText(getReadableRole(self.getRole())
-								+ " (Admin)");
+								+ " (" + getString(R.string.admin) + ")");
 						break;
 					case User.AFFILIATION_OWNER:
 						mRoleAffiliaton.setText(getReadableRole(self.getRole())
-								+ " (Owner)");
+								+ " (" + getString(R.string.owner) + ")");
 						break;
 					default:
 						mRoleAffiliaton