diff --git a/app/src/main/kotlin/org/fossify/calculator/helpers/converters/VolumeConverter.kt b/app/src/main/kotlin/org/fossify/calculator/helpers/converters/VolumeConverter.kt
index 0c6c14f4..3cb0ef51 100644
--- a/app/src/main/kotlin/org/fossify/calculator/helpers/converters/VolumeConverter.kt
+++ b/app/src/main/kotlin/org/fossify/calculator/helpers/converters/VolumeConverter.kt
@@ -112,6 +112,20 @@ object VolumeConverter : Converter {
             factor = 0.000473176473,
             key = "PintUS"
         )
+        
+        data object LegalCupUS : Unit(
+            nameResId = R.string.unit_volume_legal_cup_us,
+            symbolResId = R.string.unit_volume_legal_cup_us_symbol,
+            factor = 0.00024,
+            key = "LegalCupUS"
+        )
+        
+        data object CustomaryCupUS : Unit(
+            nameResId = R.string.unit_volume_customary_cup_us,
+            symbolResId = R.string.unit_volume_customary_cup_us_symbol,
+            factor = 0.0002365882365,
+            key = "CustomaryCupUS"
+        )
 
         data object GillUS : Unit(
             nameResId = R.string.unit_volume_gill_us,
@@ -186,6 +200,8 @@ object VolumeConverter : Converter {
         Unit.GallonUS,
         Unit.QuartUS,
         Unit.PintUS,
+        Unit.LegalCupUS,
+        Unit.CustomaryCupUS,
         Unit.GillUS,
         Unit.FluidOunceUS,
         Unit.BarrelImperial,
diff --git a/app/src/main/res/values/donottranslate.xml b/app/src/main/res/values/donottranslate.xml
index 23a7ed93..9d145cef 100644
--- a/app/src/main/res/values/donottranslate.xml
+++ b/app/src/main/res/values/donottranslate.xml
@@ -45,6 +45,8 @@
     <string name="unit_volume_gallon_us_symbol">gal (US)</string>
     <string name="unit_volume_quart_us_symbol">qt (US)</string>
     <string name="unit_volume_pint_us_symbol">pt (US fl)</string>
+    <string name="unit_volume_legal_cup_us_symbol">cup (US)</string>
+    <string name="unit_volume_customary_cup_us_symbol">cup (US)</string>
     <string name="unit_volume_gill_us_symbol">gi (US)</string>
     <string name="unit_volume_fluid_ounce_us_symbol">US fl oz</string>
     <string name="unit_volume_barrel_imperial_symbol">bl (imp)</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 11ee9475..d8ea40ff 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -63,6 +63,8 @@
     <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_volume_legal_cup_us">Legal Cup (US)</string>
+    <string name="unit_volume_customary_cup_us">Customary Cup (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>