diff --git a/app/src/main/res/values-cs/strings.xml b/app/src/main/res/values-cs/strings.xml
index 65b03d22..0ad68f7c 100644
--- a/app/src/main/res/values-cs/strings.xml
+++ b/app/src/main/res/values-cs/strings.xml
@@ -3,8 +3,8 @@
     <string name="app_name">Jednoduchá kalkulačka</string>
     <string name="app_launcher_name">Kalkulačka</string>
     <string name="scientific_calculator">Vědecká kalkulačka</string>
-    <string name="unit_converter">Unit converter</string>
-    <string name="swap_units">Swap units</string>
+    <string name="unit_converter">Převod jednotek</string>
+    <string name="swap_units">Vyměnit jednotky</string>
     <!-- Calculator field -->
     <string name="formula_divide_by_zero_error">Chyba: dělení nulou</string>
     <!-- History -->
@@ -16,86 +16,86 @@
     <string name="vibrate_on_button_press">Vibrovat při stisku tlačítka</string>
     <string name="use_comma_as_decimal_mark">Použít čárku jako oddělovač desetin</string>
     <!-- Unit converter -->
-    <string name="unit_length">Length</string>
-    <string name="unit_length_kilometer">Kilometer</string>
-    <string name="unit_length_meter">Meter</string>
-    <string name="unit_length_centimeter">Centimeter</string>
-    <string name="unit_length_millimeter">Millimeter</string>
-    <string name="unit_length_micrometer">Micrometer</string>
-    <string name="unit_length_nanometer">Nanometer</string>
+    <string name="unit_length">Délka</string>
+    <string name="unit_length_kilometer">Kilometr</string>
+    <string name="unit_length_meter">Metr</string>
+    <string name="unit_length_centimeter">Centimetr</string>
+    <string name="unit_length_millimeter">Milimetr</string>
+    <string name="unit_length_micrometer">Micrometr</string>
+    <string name="unit_length_nanometer">Nanometr</string>
     <string name="unit_length_angstrom">Angstrom</string>
-    <string name="unit_length_mile">Mile</string>
+    <string name="unit_length_mile">Míle</string>
     <string name="unit_length_yard">Yard</string>
-    <string name="unit_length_foot">Foot</string>
-    <string name="unit_length_inch">Inch</string>
-    <string name="unit_length_fathom">Fathom</string>
-    <string name="unit_length_nautical_mile">Nautical Mile</string>
-    <string name="unit_length_astronomical_unit">Astronomical Unit</string>
-    <string name="unit_length_parsec">Parsec</string>
-    <string name="unit_length_light_year">Light Year</string>
-    <string name="unit_area">Area</string>
-    <string name="unit_area_square_kilometer">Square Kilometer</string>
-    <string name="unit_area_square_meter">Square Meter</string>
-    <string name="unit_area_square_centimeter">Square Centimeter</string>
-    <string name="unit_area_square_millimeter">Square Millimeter</string>
-    <string name="unit_area_square_mile">Square Mile</string>
-    <string name="unit_area_square_yard">Square Yard</string>
-    <string name="unit_area_square_foot">Square Foot</string>
-    <string name="unit_area_square_inch">Square Inch</string>
-    <string name="unit_area_acre">Acre</string>
-    <string name="unit_area_hectare">Hectare</string>
-    <string name="unit_volume">Volume</string>
-    <string name="unit_volume_cubic_meter">Cubic Meter</string>
-    <string name="unit_volume_cubic_decimeter">Cubic Decimeter</string>
-    <string name="unit_volume_cubic_centimeter">Cubic Centimeter</string>
-    <string name="unit_volume_cubic_millimeter">Cubic Millimeter</string>
-    <string name="unit_volume_liter">Liter</string>
-    <string name="unit_volume_centiliter">Centiliter</string>
-    <string name="unit_volume_deciliter">Deciliter</string>
-    <string name="unit_volume_milliliter">Milliliter</string>
-    <string name="unit_volume_acre_foot">Acre Foot</string>
-    <string name="unit_volume_cubic_foot">Cubic Foot</string>
-    <string name="unit_volume_cubic_inch">Cubic Inch</string>
-    <string name="unit_volume_barrel_us">Barrel (US)</string>
-    <string name="unit_volume_gallon_us">Gallon (US)</string>
-    <string name="unit_volume_quart_us">Quart (US)</string>
-    <string name="unit_volume_pint_us">Pint (US)</string>
+    <string name="unit_length_foot">Stopa</string>
+    <string name="unit_length_inch">Palec</string>
+    <string name="unit_length_fathom">Sáh</string>
+    <string name="unit_length_nautical_mile">Námořní míle</string>
+    <string name="unit_length_astronomical_unit">Astronomická jednotka</string>
+    <string name="unit_length_parsec">Parsek</string>
+    <string name="unit_length_light_year">Světelný rok</string>
+    <string name="unit_area">Plocha</string>
+    <string name="unit_area_square_kilometer">Čtvereční Kilometr</string>
+    <string name="unit_area_square_meter">Čtvereční Metr</string>
+    <string name="unit_area_square_centimeter">Čtvereční Centimetr</string>
+    <string name="unit_area_square_millimeter">Čtvereční Millimetr</string>
+    <string name="unit_area_square_mile">Čtvereční Míle</string>
+    <string name="unit_area_square_yard">Čtvereční Yard</string>
+    <string name="unit_area_square_foot">Čtvereční Stopa</string>
+    <string name="unit_area_square_inch">Čtvereční Palec</string>
+    <string name="unit_area_acre">Akr</string>
+    <string name="unit_area_hectare">Hektar</string>
+    <string name="unit_volume">Hlasitost</string>
+    <string name="unit_volume_cubic_meter">Krychlový Metr</string>
+    <string name="unit_volume_cubic_decimeter">Krychlový Decimetr</string>
+    <string name="unit_volume_cubic_centimeter">Krychlový Centimetr</string>
+    <string name="unit_volume_cubic_millimeter">Krychlový Milimetr</string>
+    <string name="unit_volume_liter">Litr</string>
+    <string name="unit_volume_centiliter">Centilitr</string>
+    <string name="unit_volume_deciliter">Decilitr</string>
+    <string name="unit_volume_milliliter">Mililitr</string>
+    <string name="unit_volume_acre_foot">Akrová stopa</string>
+    <string name="unit_volume_cubic_foot">Krychlová Stopa</string>
+    <string name="unit_volume_cubic_inch">Krychlový Palec</string>
+    <string name="unit_volume_barrel_us">Barel (US)</string>
+    <string name="unit_volume_gallon_us">Galon (US)</string>
+    <string name="unit_volume_quart_us">Kvart (US)</string>
+    <string name="unit_volume_pint_us">Pinta (US)</string>
     <string name="unit_volume_gill_us">Gill (US)</string>
-    <string name="unit_volume_fluid_ounce_us">Fluid Ounce (US)</string>
-    <string name="unit_volume_barrel_imperial">Barrel (Imperial)</string>
-    <string name="unit_volume_gallon_imperial">Gallon (Imperial)</string>
-    <string name="unit_volume_quart_imperial">Quart (Imperial)</string>
-    <string name="unit_volume_pint_imperial">Pint (Imperial)</string>
-    <string name="unit_volume_gill_imperial">Gill (Imperial)</string>
-    <string name="unit_volume_fluid_ounce_imperial">Fluid Ounce (Imperial)</string>
-    <string name="unit_mass">Mass</string>
+    <string name="unit_volume_fluid_ounce_us">Tekutá unce (US)</string>
+    <string name="unit_volume_barrel_imperial">Barel (Imperiální soustava)</string>
+    <string name="unit_volume_gallon_imperial">Galon (Imperiální soustava)</string>
+    <string name="unit_volume_quart_imperial">Kvart (Imperiální soustava)</string>
+    <string name="unit_volume_pint_imperial">Pinta (Imperiální soustava)</string>
+    <string name="unit_volume_gill_imperial">Gill (Imperiální soustava)</string>
+    <string name="unit_volume_fluid_ounce_imperial">Tekutá unce (Imperiální soustava)</string>
+    <string name="unit_mass">Hmotnost</string>
     <string name="unit_mass_gram">Gram</string>
     <string name="unit_mass_kilogram">Kilogram</string>
-    <string name="unit_mass_milligram">Milligram</string>
+    <string name="unit_mass_milligram">Miligram</string>
     <string name="unit_mass_microgram">Microgram</string>
-    <string name="unit_mass_tonne">Tonne</string>
-    <string name="unit_mass_pound">Pound</string>
-    <string name="unit_mass_ounce">Ounce</string>
-    <string name="unit_mass_grain">Grain</string>
+    <string name="unit_mass_tonne">Tuna</string>
+    <string name="unit_mass_pound">Libra</string>
+    <string name="unit_mass_ounce">Unce</string>
+    <string name="unit_mass_grain">Obilí</string>
     <string name="unit_mass_dram">Dram</string>
-    <string name="unit_mass_stone">Stone</string>
-    <string name="unit_mass_long_ton">Long Ton</string>
-    <string name="unit_mass_short_ton">Short Ton</string>
-    <string name="unit_mass_carat">Carat</string>
-    <string name="unit_mass_carat_metric">Carat (Metric)</string>
-    <string name="unit_temperature">Temperature</string>
+    <string name="unit_mass_stone">Kámen</string>
+    <string name="unit_mass_long_ton">Dlouhá tuna</string>
+    <string name="unit_mass_short_ton">Krátká tuna</string>
+    <string name="unit_mass_carat">Karát</string>
+    <string name="unit_mass_carat_metric">Karát (Metrická soustava)</string>
+    <string name="unit_temperature">Teplota</string>
     <string name="unit_temperature_celsius">Celsius</string>
     <string name="unit_temperature_fahrenheit">Fahrenheit</string>
-    <string name="unit_temperature_rankine">Rankine</string>
+    <string name="unit_temperature_rankine">Rankin</string>
     <string name="unit_temperature_kelvin">Kelvin</string>
-    <string name="unit_time">Time</string>
-    <string name="unit_time_hour">Hour</string>
-    <string name="unit_time_minute">Minute</string>
-    <string name="unit_time_second">Second</string>
-    <string name="unit_time_millisecond">Microsecond</string>
-    <string name="unit_time_day">Day</string>
-    <string name="unit_time_week">Week</string>
-    <string name="unit_time_year">Year</string>
+    <string name="unit_time">Čas</string>
+    <string name="unit_time_hour">Hodina</string>
+    <string name="unit_time_minute">Minuta</string>
+    <string name="unit_time_second">Sekunda</string>
+    <string name="unit_time_millisecond">Mikrosekunda</string>
+    <string name="unit_time_day">Den</string>
+    <string name="unit_time_week">Týden</string>
+    <string name="unit_time_year">Rok</string>
     <!-- FAQ -->
     <string name="faq_1_title">Jak funguje tlačítko C?</string>
     <string name="faq_1_text">Stisknutím odmažete jeden znak. Dlouhým podržením smažete naráz všechna pole.</string>
@@ -103,4 +103,4 @@
         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