diff --git a/res/values-cs/google_playstore_strings.xml b/res/values-cs/google_playstore_strings.xml
new file mode 100644
index 0000000..9bc63b2
--- /dev/null
+++ b/res/values-cs/google_playstore_strings.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ /*
+ * Copyright (c) 2014, Loic Blot <loic.blot@unix-experience.fr>
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+-->
+<resources>
+    <string name="gp_short_description">ownCloud SMS synchronizuje vaše lokální SMS zprávy na váš server ownCloud</string>
+    <string name="gp_description">
+Aplikace ownCloud SMS synchronizuje vaše SMS zprávy na vzdálenou instanci ownCloud, kde si poté můžete zprávy přečíst.
+
+Zasílání SMS ze serveru ownCloud bude doplněno v příštích vydáních.
+
+Applikace je plně kompatibilní pro Android 4.0 až 4.4
+	</string>
+</resources>
\ No newline at end of file
diff --git a/res/values-cs/strings.xml b/res/values-cs/strings.xml
new file mode 100644
index 0000000..b543a9f
--- /dev/null
+++ b/res/values-cs/strings.xml
@@ -0,0 +1,108 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+ /*
+ * Copyright (c) 2014, Loic Blot <loic.blot@unix-experience.fr>
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+-->
+<resources>
+    
+    <!-- Translations must begin there -->
+    <!-- Preferences -->
+    <string name="pref_title_sync_frequency">Frekvence synchronizace</string>
+    <string name="action_settings">Nastavení</string>
+    <string name="sync_now">Synchronizovat teď</string>
+    <string name="pref_category_sync">Synchronizace</string>
+
+	<string name="title_global_pref_to_general_prefs">Všeobecné možnosti</string>
+	<string name="summary_global_pref_to_general_prefs">Nastavení synchronizace</string>
+	<string name="summary_notif_prefs">Upozornění</string>
+	
+    <string name="pref_header_data_sync">Data &amp; synchronizace</string>
+
+	<string name="title_activity_general_settings">Všeobecná nastavení</string>
+
+    <string-array name="pref_sync_frequency_titles">
+        <item>15 minut</item>
+        <item>30 minut</item>
+        <item>1 hodina</item>
+        <item>3 hodiny</item>
+        <item>6 hodin</item>
+        <item>12 hodin</item>
+        <item>24 hodin</item>
+        <item>Nikdy</item>
+    </string-array>
+    <string-array name="pref_sync_frequency_values">
+        <item>15</item>
+        <item>30</item>
+        <item>60</item>
+        <item>180</item>
+        <item>360</item>
+        <item>720</item>
+        <item>1440</item>
+        <item>-1</item>
+    </string-array>
+    
+    <string name="title_activity_login">Přihlásit</string>
+
+    <!-- Login -->
+    <string name="prompt_login">Login</string>
+    <string name="prompt_password">Heslo </string>
+    <string name="action_sign_in">Přihlásit nebo registrovat</string>
+    <string name="action_sign_in_short">Přihlásit</string>
+    <string name="error_invalid_login">Nesprávný login nebo heslo</string>
+    <string name="error_invalid_password">Toto heslo je příliš krátké</string>
+    <string name="error_field_required">Toto pole je vyžadováno</string>
+    <string name="prompt_serverURI">Adresa serveru</string>
+    <string name="error_invalid_server_address">Neplatná adresa serveru</string>
+    <string name="error_connection_failed">Připojení selhalo. Ujistěte se, že je to správný server</string>
+    <string name="error_http_connection_failed">Nelze provést HTTP připojení. Ujistěte se, že web server existuje</string>
+    
+    <string-array name="protocol_array">
+    	<item>https://</item>
+        <item>http://</item>
+    </string-array>
+    
+    <!-- Notifications -->
+    <string name="sync_title">Proces synchronizace</string>
+    <string name="sync_inprogress">Probíhá synchronizace...</string>
+    <string name="fatal_error">Chyba ! </string>
+    
+    
+    <!-- Errors -->
+    <string name="err_sync_get_smslist">Chyba #1: Přijata neplatná data ze serveru při přijímání předchozích zpráv</string>
+    <string name="err_sync_craft_http_request">Chyba #2: Chyba při vytváření HTTP požadavku</string>
+    <string name="err_sync_push_request">Chyba #3: Požadavek Push selhal</string>
+    <string name="err_sync_push_request_resp">Chyba #4: Přijata neplatná data ze serveru při jejich odesílání</string>
+    <string name="err_sync_create_json_null_smslist">Chyba #5: NULL Sms List</string>
+    <string name="err_sync_create_json_put_smslist">Chyba #6: Chyba při vytváření Push požadavku</string>
+    <string name="err_sync_create_json_request_encoding">Chyba #7: Nepodporované kódování při vytváření požadavku</string>
+    <string name="err_sync_auth_failed">Chyba #8: Ověření selhalo</string>
+    <string name="err_sync_http_request_returncode_unhandled">Chyba #9: Server nastavil neznámý HTTP kód odpovědi</string>
+    <string name="err_sync_http_request_connect">Chyba #11: Nelze se připojit k ownCloud serveru</string>
+    <string name="err_sync_http_request_httpexception">Chyba #12: Nelze se připojit k ownCloud serveru</string>
+    <string name="err_sync_http_request_ioexception">Chyba #13: Nelze se připojit k ownCloud serveru</string>
+    <string name="err_sync_http_request_resp">Chyba #14: Nelze zpracovat odpověď serveru</string>
+    <string name="err_sync_http_request_parse_resp">Chyba #15: Nelze zpracovat odpověď serveru</string>
+    
+</resources>