diff --git a/src/main/kotlin/crimera/patches/twitter/misc/customize/postFontSize/CustomizePostFontSize.kt b/src/main/kotlin/crimera/patches/twitter/misc/customize/postFontSize/CustomizePostFontSize.kt
new file mode 100644
index 00000000..02f907ef
--- /dev/null
+++ b/src/main/kotlin/crimera/patches/twitter/misc/customize/postFontSize/CustomizePostFontSize.kt
@@ -0,0 +1,50 @@
+package crimera.patches.twitter.misc.customize.postFontSize
+
+import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.extensions.InstructionExtensions.addInstruction
+import app.revanced.patcher.extensions.InstructionExtensions.getInstructions
+import app.revanced.patcher.extensions.or
+import app.revanced.patcher.fingerprint.MethodFingerprint
+import app.revanced.patcher.patch.BytecodePatch
+import app.revanced.patcher.patch.PatchException
+import app.revanced.patcher.patch.annotation.CompatiblePackage
+import app.revanced.patcher.patch.annotation.Patch
+import com.android.tools.smali.dexlib2.AccessFlags
+import com.android.tools.smali.dexlib2.Opcode
+import crimera.patches.twitter.misc.settings.SettingsPatch
+import crimera.patches.twitter.misc.settings.fingerprints.SettingsStatusLoadFingerprint
+
+object CustomizePostFontSizeFingerprint : MethodFingerprint(
+    accessFlags = AccessFlags.PUBLIC or AccessFlags.CONSTRUCTOR,
+    customFingerprint = { methodDef, _ ->
+        methodDef.definingClass.endsWith("TextContentView;")
+    },
+)
+
+@Patch(
+    name = "Customise post font size",
+    description = "",
+    dependencies = [SettingsPatch::class],
+    compatiblePackages = [CompatiblePackage("com.twitter.android")],
+    use = true,
+)
+object CustomizePostFontSize : BytecodePatch(
+    setOf(CustomizePostFontSizeFingerprint, SettingsStatusLoadFingerprint),
+) {
+    override fun execute(context: BytecodeContext) {
+        val result1 =
+            CustomizePostFontSizeFingerprint.result
+                ?: throw PatchException("CustomizePostFontSizeFingerprint not found")
+
+        val method1 = result1.mutableMethod
+
+        val index1 =
+            method1
+                .getInstructions()
+                .last { it.opcode == Opcode.MOVE_RESULT }
+                .location.index
+        method1.addInstruction(index1 + 1, "sget p1, ${SettingsPatch.PREF_DESCRIPTOR};->POST_FONT_SIZE:F")
+
+        SettingsStatusLoadFingerprint.enableSettings("customPostFontSize")
+    }
+}
diff --git a/src/main/resources/twitter/settings/values/strings.xml b/src/main/resources/twitter/settings/values/strings.xml
index ebd3244f..6a87ef4a 100644
--- a/src/main/resources/twitter/settings/values/strings.xml
+++ b/src/main/resources/twitter/settings/values/strings.xml
@@ -121,6 +121,7 @@
     <string name="piko_pref_customisation_inlinetabs">Inline bar items to hide</string>
     <string name="piko_pref_customisation_reply_sorting">Default reply sorting filter</string>
     <string name="piko_pref_customisation_reply_sorting_remember">Previously selected</string>
+    <string name="piko_pref_customisation_post_font_size">Post font size</string>
 
     <!-- Backup and Restore -->
     <string name="piko_title_backup">Backup and restore</string>