diff --git a/src/Humanizer.Tests/Localisation/pt-BR/Bytes/ByteSizeExtensionsTests.cs b/src/Humanizer.Tests/Localisation/pt-BR/Bytes/ByteSizeExtensionsTests.cs
new file mode 100644
index 000000000..815c9e527
--- /dev/null
+++ b/src/Humanizer.Tests/Localisation/pt-BR/Bytes/ByteSizeExtensionsTests.cs
@@ -0,0 +1,69 @@
+namespace pt_BR.Bytes;
+
+[UseCulture("pt-BR")]
+public class ByteSizeExtensionsTests
+{
+    [Theory]
+    [InlineData(2, null, "2 TB")]
+    [InlineData(2, "GB", "2048 GB")]
+    [InlineData(2.123, "#.#", "2,1 TB")]
+    public void HumanizesTerabytes(double input, string? format, string expectedValue) =>
+        Assert.Equal(expectedValue, input.Terabytes().Humanize(format));
+
+    [Theory]
+    [InlineData(0, null, "0 bit")]
+    [InlineData(0, "GB", "0 GB")]
+    [InlineData(2, null, "2 GB")]
+    [InlineData(2, "MB", "2048 MB")]
+    [InlineData(2.123, "#.##", "2,12 GB")]
+    public void HumanizesGigabytes(double input, string? format, string expectedValue) =>
+        Assert.Equal(expectedValue, input.Gigabytes().Humanize(format));
+
+    [Theory]
+    [InlineData(0, null, "0 bit")]
+    [InlineData(0, "MB", "0 MB")]
+    [InlineData(2, null, "2 MB")]
+    [InlineData(2, "KB", "2048 KB")]
+    [InlineData(2.123, "#", "2 MB")]
+    public void HumanizesMegabytes(double input, string? format, string expectedValue) =>
+        Assert.Equal(expectedValue, input.Megabytes().Humanize(format));
+
+    [Theory]
+    [InlineData(0, null, "0 bit")]
+    [InlineData(0, "KB", "0 KB")]
+    [InlineData(2, null, "2 KB")]
+    [InlineData(2, "B", "2048 B")]
+    [InlineData(2.123, "#.####", "2,123 KB")]
+    public void HumanizesKilobytes(double input, string? format, string expectedValue) =>
+        Assert.Equal(expectedValue, input.Kilobytes().Humanize(format));
+
+    [Theory]
+    [InlineData(0, null, "0 bit")]
+    [InlineData(0, "#.##", "0 bit")]
+    [InlineData(0, "#.## B", "0 B")]
+    [InlineData(0, "B", "0 B")]
+    [InlineData(2, null, "2 B")]
+    [InlineData(2000, "KB", "1,95 KB")]
+    [InlineData(2123, "#.##", "2,07 KB")]
+    [InlineData(10000000, "KB", "9765,63 KB")]
+    [InlineData(10000000, "#,##0 KB", "9.766 KB")]
+    [InlineData(10000000, "#,##0.# KB", "9.765,6 KB")]
+    public void HumanizesBytes(double input, string? format, string expectedValue)
+    {
+        expectedValue = expectedValue.Replace(".", NumberFormatInfo.CurrentInfo.NumberGroupSeparator);
+        Assert.Equal(
+            expectedValue,
+            input
+                .Bytes()
+                .Humanize(format));
+    }
+
+    [Theory]
+    [InlineData(0, null, "0 bit")]
+    [InlineData(0, "b", "0 bit")]
+    [InlineData(2, null, "2 bit")]
+    [InlineData(12, "B", "1,5 B")]
+    [InlineData(10000, "#.# KB", "1,2 KB")]
+    public void HumanizesBits(long input, string? format, string expectedValue) =>
+        Assert.Equal(expectedValue, input.Bits().Humanize(format));
+}
diff --git a/src/Humanizer.Tests/Localisation/pt-BR/TimeUnitToSymbolTests.cs b/src/Humanizer.Tests/Localisation/pt-BR/TimeUnitToSymbolTests.cs
new file mode 100644
index 000000000..afe8ed7f4
--- /dev/null
+++ b/src/Humanizer.Tests/Localisation/pt-BR/TimeUnitToSymbolTests.cs
@@ -0,0 +1,18 @@
+namespace pt_BR;
+
+[UseCulture("pt-BR")]
+public class TimeUnitToSymbolTests
+{
+    [Theory]
+    [Trait("Translation", "Native speaker")]
+    [InlineData(TimeUnit.Millisecond, "ms")]
+    [InlineData(TimeUnit.Second, "s")]
+    [InlineData(TimeUnit.Minute, "min")]
+    [InlineData(TimeUnit.Hour, "h")]
+    [InlineData(TimeUnit.Day, "d")]
+    [InlineData(TimeUnit.Week, "semana")]
+    [InlineData(TimeUnit.Month, "m")]
+    [InlineData(TimeUnit.Year, "a")]
+    public void ToSymbol(TimeUnit unit, string expected) =>
+        Assert.Equal(expected, unit.ToSymbol());
+}
diff --git a/src/Humanizer.Tests/Localisation/pt/Bytes/ByteSizeExtensionsTests.cs b/src/Humanizer.Tests/Localisation/pt/Bytes/ByteSizeExtensionsTests.cs
new file mode 100644
index 000000000..9fce42792
--- /dev/null
+++ b/src/Humanizer.Tests/Localisation/pt/Bytes/ByteSizeExtensionsTests.cs
@@ -0,0 +1,69 @@
+namespace pt.Bytes;
+
+[UseCulture("pt")]
+public class ByteSizeExtensionsTests
+{
+    [Theory]
+    [InlineData(2, null, "2 TB")]
+    [InlineData(2, "GB", "2048 GB")]
+    [InlineData(2.123, "#.#", "2,1 TB")]
+    public void HumanizesTerabytes(double input, string? format, string expectedValue) =>
+        Assert.Equal(expectedValue, input.Terabytes().Humanize(format));
+
+    [Theory]
+    [InlineData(0, null, "0 bit")]
+    [InlineData(0, "GB", "0 GB")]
+    [InlineData(2, null, "2 GB")]
+    [InlineData(2, "MB", "2048 MB")]
+    [InlineData(2.123, "#.##", "2,12 GB")]
+    public void HumanizesGigabytes(double input, string? format, string expectedValue) =>
+        Assert.Equal(expectedValue, input.Gigabytes().Humanize(format));
+
+    [Theory]
+    [InlineData(0, null, "0 bit")]
+    [InlineData(0, "MB", "0 MB")]
+    [InlineData(2, null, "2 MB")]
+    [InlineData(2, "KB", "2048 KB")]
+    [InlineData(2.123, "#", "2 MB")]
+    public void HumanizesMegabytes(double input, string? format, string expectedValue) =>
+        Assert.Equal(expectedValue, input.Megabytes().Humanize(format));
+
+    [Theory]
+    [InlineData(0, null, "0 bit")]
+    [InlineData(0, "KB", "0 KB")]
+    [InlineData(2, null, "2 KB")]
+    [InlineData(2, "B", "2048 B")]
+    [InlineData(2.123, "#.####", "2,123 KB")]
+    public void HumanizesKilobytes(double input, string? format, string expectedValue) =>
+        Assert.Equal(expectedValue, input.Kilobytes().Humanize(format));
+
+    [Theory]
+    [InlineData(0, null, "0 bit")]
+    [InlineData(0, "#.##", "0 bit")]
+    [InlineData(0, "#.## B", "0 B")]
+    [InlineData(0, "B", "0 B")]
+    [InlineData(2, null, "2 B")]
+    [InlineData(2000, "KB", "1,95 KB")]
+    [InlineData(2123, "#.##", "2,07 KB")]
+    [InlineData(10000000, "KB", "9765,63 KB")]
+    [InlineData(10000000, "#,##0 KB", "9.766 KB")]
+    [InlineData(10000000, "#,##0.# KB", "9.765,6 KB")]
+    public void HumanizesBytes(double input, string? format, string expectedValue)
+    {
+        expectedValue = expectedValue.Replace(".", NumberFormatInfo.CurrentInfo.NumberGroupSeparator);
+        Assert.Equal(
+            expectedValue,
+            input
+                .Bytes()
+                .Humanize(format));
+    }
+
+    [Theory]
+    [InlineData(0, null, "0 bit")]
+    [InlineData(0, "b", "0 bit")]
+    [InlineData(2, null, "2 bit")]
+    [InlineData(12, "B", "1,5 B")]
+    [InlineData(10000, "#.# KB", "1,2 KB")]
+    public void HumanizesBits(long input, string? format, string expectedValue) =>
+        Assert.Equal(expectedValue, input.Bits().Humanize(format));
+}
\ No newline at end of file
diff --git a/src/Humanizer.Tests/Localisation/pt/TimeUnitToSymbolTests.cs b/src/Humanizer.Tests/Localisation/pt/TimeUnitToSymbolTests.cs
new file mode 100644
index 000000000..557c96f33
--- /dev/null
+++ b/src/Humanizer.Tests/Localisation/pt/TimeUnitToSymbolTests.cs
@@ -0,0 +1,18 @@
+namespace pt;
+
+[UseCulture("pt")]
+public class TimeUnitToSymbolTests
+{
+    [Theory]
+    [Trait("Translation", "Native speaker")]
+    [InlineData(TimeUnit.Millisecond, "ms")]
+    [InlineData(TimeUnit.Second, "s")]
+    [InlineData(TimeUnit.Minute, "min")]
+    [InlineData(TimeUnit.Hour, "h")]
+    [InlineData(TimeUnit.Day, "d")]
+    [InlineData(TimeUnit.Week, "semana")]
+    [InlineData(TimeUnit.Month, "m")]
+    [InlineData(TimeUnit.Year, "a")]
+    public void ToSymbol(TimeUnit unit, string expected) =>
+        Assert.Equal(expected, unit.ToSymbol());
+}
\ No newline at end of file
diff --git a/src/Humanizer/Properties/Resources.pt-BR.resx b/src/Humanizer/Properties/Resources.pt-BR.resx
index 3435af70a..89add7dd6 100644
--- a/src/Humanizer/Properties/Resources.pt-BR.resx
+++ b/src/Humanizer/Properties/Resources.pt-BR.resx
@@ -117,6 +117,54 @@
   <resheader name="writer">
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
+  <data name="DataUnit_Bit" xml:space="preserve">
+    <value>bit</value>
+    <comment>Unidade de dados: bit</comment>
+  </data>
+  <data name="DataUnit_BitSymbol" xml:space="preserve">
+    <value>bit</value>
+    <comment>Símbolo da unidade de dados: bit</comment>
+  </data>
+  <data name="DataUnit_Byte" xml:space="preserve">
+    <value>byte</value>
+    <comment>Unidade de dados: byte</comment>
+  </data>
+  <data name="DataUnit_ByteSymbol" xml:space="preserve">
+    <value>B</value>
+    <comment>Símbolo da unidade de dados: byte</comment>
+  </data>
+  <data name="DataUnit_Gigabyte" xml:space="preserve">
+    <value>gigabyte</value>
+    <comment>Unidade de dados: gigabyte</comment>
+  </data>
+  <data name="DataUnit_GigabyteSymbol" xml:space="preserve">
+    <value>GB</value>
+    <comment>Símbolo da unidade de dados: gigabyte</comment>
+  </data>
+  <data name="DataUnit_Kilobyte" xml:space="preserve">
+    <value>kilobyte</value>
+    <comment>Unidade de dados: kilobyte</comment>
+  </data>
+  <data name="DataUnit_KilobyteSymbol" xml:space="preserve">
+    <value>KB</value>
+    <comment>Símbolo da unidade de dados: kilobyte</comment>
+  </data>
+  <data name="DataUnit_Megabyte" xml:space="preserve">
+    <value>megabyte</value>
+    <comment>Unidade de dados: megabyte</comment>
+  </data>
+  <data name="DataUnit_MegabyteSymbol" xml:space="preserve">
+    <value>MB</value>
+    <comment>Símbolo da unidade de dados: megabyte</comment>
+  </data>
+  <data name="DataUnit_Terabyte" xml:space="preserve">
+    <value>terabyte</value>
+    <comment>Unidade de dados: terabyte</comment>
+  </data>
+  <data name="DataUnit_TerabyteSymbol" xml:space="preserve">
+    <value>TB</value>
+    <comment>Símbolo da unidade de dados: terabyte</comment>
+  </data>
   <data name="DateHumanize_MultipleDaysAgo" xml:space="preserve">
     <value>{0} dias atrás</value>
   </data>
@@ -582,6 +630,38 @@
   <data name="TimeSpanHumanize_Zero" xml:space="preserve">
     <value>sem horário</value>
   </data>
+  <data name="TimeUnit_Day" xml:space="preserve">
+    <value>d</value>
+    <comment>Unidade de tempo: dia</comment>
+  </data>
+  <data name="TimeUnit_Hour" xml:space="preserve">
+    <value>h</value>
+    <comment>Unidade de tempo: hora</comment>
+  </data>
+  <data name="TimeUnit_Millisecond" xml:space="preserve">
+    <value>ms</value>
+    <comment>Unidade de tempo: milisegundo</comment>
+  </data>
+  <data name="TimeUnit_Minute" xml:space="preserve">
+    <value>min</value>
+    <comment>Unidade de tempo: minuto</comment>
+  </data>
+  <data name="TimeUnit_Month" xml:space="preserve">
+    <value>m</value>
+    <comment>Unidade de tempo: mês</comment>
+  </data>
+  <data name="TimeUnit_Second" xml:space="preserve">
+    <value>s</value>
+    <comment>Unidade de tempo: segundo</comment>
+  </data>
+  <data name="TimeUnit_Week" xml:space="preserve">
+    <value>semana</value>
+    <comment>Unidade de tempo: semana</comment>
+  </data>
+  <data name="TimeUnit_Year" xml:space="preserve">
+    <value>a</value>
+    <comment>Unidade de tempo: ano</comment>
+  </data>
   <data name="W" xml:space="preserve">
     <value>oeste</value>
   </data>
diff --git a/src/Humanizer/Properties/Resources.pt.resx b/src/Humanizer/Properties/Resources.pt.resx
index a08424910..c264d3633 100644
--- a/src/Humanizer/Properties/Resources.pt.resx
+++ b/src/Humanizer/Properties/Resources.pt.resx
@@ -117,6 +117,54 @@
   <resheader name="writer">
     <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </resheader>
+  <data name="DataUnit_Bit" xml:space="preserve">
+    <value>bit</value>
+    <comment>Unidade de dados: bit</comment>
+  </data>
+  <data name="DataUnit_BitSymbol" xml:space="preserve">
+    <value>bit</value>
+    <comment>Símbolo da unidade de dados: bit</comment>
+  </data>
+  <data name="DataUnit_Byte" xml:space="preserve">
+    <value>byte</value>
+    <comment>Unidade de dados: byte</comment>
+  </data>
+  <data name="DataUnit_ByteSymbol" xml:space="preserve">
+    <value>B</value>
+    <comment>Símbolo da unidade de dados: byte</comment>
+  </data>
+  <data name="DataUnit_Gigabyte" xml:space="preserve">
+    <value>gigabyte</value>
+    <comment>Unidade de dados: gigabyte</comment>
+  </data>
+  <data name="DataUnit_GigabyteSymbol" xml:space="preserve">
+    <value>GB</value>
+    <comment>Símbolo da unidade de dados: gigabyte</comment>
+  </data>
+  <data name="DataUnit_Kilobyte" xml:space="preserve">
+    <value>kilobyte</value>
+    <comment>Unidade de dados: kilobyte</comment>
+  </data>
+  <data name="DataUnit_KilobyteSymbol" xml:space="preserve">
+    <value>KB</value>
+    <comment>Símbolo da unidade de dados: kilobyte</comment>
+  </data>
+  <data name="DataUnit_Megabyte" xml:space="preserve">
+    <value>megabyte</value>
+    <comment>Unidade de dados: megabyte</comment>
+  </data>
+  <data name="DataUnit_MegabyteSymbol" xml:space="preserve">
+    <value>MB</value>
+    <comment>Símbolo da unidade de dados: megabyte</comment>
+  </data>
+  <data name="DataUnit_Terabyte" xml:space="preserve">
+    <value>terabyte</value>
+    <comment>Unidade de dados: terabyte</comment>
+  </data>
+  <data name="DataUnit_TerabyteSymbol" xml:space="preserve">
+    <value>TB</value>
+    <comment>Símbolo da unidade de dados: terabyte</comment>
+  </data>
   <data name="DateHumanize_MultipleDaysAgo" xml:space="preserve">
     <value>há {0} dias</value>
   </data>
@@ -582,6 +630,38 @@
   <data name="TimeSpanHumanize_Zero" xml:space="preserve">
     <value>sem horário</value>
   </data>
+  <data name="TimeUnit_Day" xml:space="preserve">
+    <value>d</value>
+    <comment>Unidade de tempo: dia</comment>
+  </data>
+  <data name="TimeUnit_Hour" xml:space="preserve">
+    <value>h</value>
+    <comment>Unidade de tempo: hora</comment>
+  </data>
+  <data name="TimeUnit_Millisecond" xml:space="preserve">
+    <value>ms</value>
+    <comment>Unidade de tempo: milisegundo</comment>
+  </data>
+  <data name="TimeUnit_Minute" xml:space="preserve">
+    <value>min</value>
+    <comment>Unidade de tempo: minuto</comment>
+  </data>
+  <data name="TimeUnit_Month" xml:space="preserve">
+    <value>m</value>
+    <comment>Unidade de tempo: mês</comment>
+  </data>
+  <data name="TimeUnit_Second" xml:space="preserve">
+    <value>s</value>
+    <comment>Unidade de tempo: segundo</comment>
+  </data>
+  <data name="TimeUnit_Week" xml:space="preserve">
+    <value>semana</value>
+    <comment>Unidade de tempo: semana</comment>
+  </data>
+  <data name="TimeUnit_Year" xml:space="preserve">
+    <value>a</value>
+    <comment>Unidade de tempo: ano</comment>
+  </data>
   <data name="W" xml:space="preserve">
     <value>oeste</value>
   </data>