diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index 11869323..1c27b5ab 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -1,28 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
 <resources>
     <string name="app_name">Simple Calculator</string>
     <string name="app_launcher_name">Calculadora</string>
     <string name="scientific_calculator">Calculadora Científica</string>
-
     <!-- Calculator field -->
     <string name="formula_divide_by_zero_error">Error: división por cero</string>
-
     <!-- History -->
-    <string name="history">History</string>
-    <string name="history_empty">History is empty</string>
-    <string name="clear_history">Clear</string>
-    <string name="history_cleared">History has been cleared</string>
-
+    <string name="history">Historial</string>
+    <string name="history_empty">El historial está vacío</string>
+    <string name="clear_history">Vaciar</string>
+    <string name="history_cleared">El historial ha sido vaciado</string>
     <!-- Settings -->
     <string name="vibrate_on_button_press">Vibrar al presionar un botón</string>
-    <string name="use_comma_as_decimal_mark">Use comma as a decimal mark</string>
-
+    <string name="use_comma_as_decimal_mark">Usa una coma como marca decimal</string>
     <!-- FAQ -->
     <string name="faq_1_title">¿Cómo funciona el botón C (Clear: Limpiar)?</string>
     <string name="faq_1_text">Presionándolo una vez eliminará un solo caracter. Mantenerlo presionado reiniciará todos los campos.</string>
-
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- App title has to have less than 50 characters. If you cannot squeeze it, just remove a part of it -->
-    <string name="app_title">Calculadora Simple - Has tus cálculos rápido</string>
+    <string name="app_title">Calculadora Simple - Haz tus cálculos rápido</string>
     <!-- Short description has to have less than 80 chars -->
     <string name="app_short_description">Una calculadora para cálculos simples y rápidos, buena interfaz y sin anuncios</string>
     <string name="app_long_description">
@@ -49,9 +45,8 @@
         <b>Reddit:</b>
         https://www.reddit.com/r/SimpleMobileTools
     </string>
-
     <!--
         Haven't found some strings? There's more at
         https://github.com/SimpleMobileTools/Simple-Commons/tree/master/commons/src/main/res
     -->
-</resources>
+</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-hr/strings.xml b/app/src/main/res/values-hr/strings.xml
index 031bd4f3..ddefa975 100644
--- a/app/src/main/res/values-hr/strings.xml
+++ b/app/src/main/res/values-hr/strings.xml
@@ -4,18 +4,18 @@
     <string name="app_launcher_name">Kalkulator</string>
     <string name="scientific_calculator">Znanstveni kalkulator</string>
     <!-- Calculator field -->
-    <string name="formula_divide_by_zero_error">Pogreška: podjela prema nuli</string>
+    <string name="formula_divide_by_zero_error">Pogreška: dijeljenje s nulom</string>
     <!-- History -->
     <string name="history">Povijest</string>
     <string name="history_empty">Povijest je prazna</string>
-    <string name="clear_history">Očisti</string>
-    <string name="history_cleared">Povijest je očišćena</string>
+    <string name="clear_history">Izbriši</string>
+    <string name="history_cleared">Povijest je izbrisana</string>
     <!-- Settings -->
     <string name="vibrate_on_button_press">Vibriraj prilikom pritiska na gumb</string>
-    <string name="use_comma_as_decimal_mark">Use comma as a decimal mark</string>
+    <string name="use_comma_as_decimal_mark">Koristi zarez kao decimalni znak</string>
     <!-- FAQ -->
-    <string name="faq_1_title">Kako funkcionira gumb C (Očisti)?</string>
-    <string name="faq_1_text">Dodirom C gumba, uklanjate znak jedan po jedan. Dugim pritiskom ne njega resetirati će sva polja.</string>
+    <string name="faq_1_title">Kako funkcionira gumb C (Izbriši)\?</string>
+    <string name="faq_1_text">Dodirom gumba uklanjaju se znakovi jedan po jedan. Dugim pritiskom gumba resetirat će sva polja.</string>
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- App title has to have less than 50 characters. If you cannot squeeze it, just remove a part of it -->
     <string name="app_title">Jednostavan Kalkulator - Brzo napravite izračune</string>
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index 29f62702..003afb57 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -18,7 +18,7 @@
     <string name="faq_1_text">Нажатие на нее удалит один символ. Долгое нажатие сбросит все поля сразу.</string>
     <!-- Strings displayed only on Google Playstore. Optional, but good to have -->
     <!-- App title has to have less than 50 characters. If you cannot squeeze it, just remove a part of it -->
-    <string name="app_title">Simple Calculator - делайте свои расчёты быстро</string>
+    <string name="app_title">Simple Calculator - Считайте быстро</string>
     <!-- Short description has to have less than 80 chars -->
     <string name="app_short_description">Калькулятор для быстрых простых вычислений с удобным интерфейсом и без рекламы</string>
     <string name="app_long_description">