diff --git a/build.gradle.kts b/build.gradle.kts
index 7985a55486..60045e073f 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -70,7 +70,8 @@ apiValidation {
             "sentry-uitest-android-benchmark",
             "test-app-plain",
             "test-app-sentry",
-            "sentry-samples-netflix-dgs"
+            "sentry-samples-netflix-dgs",
+            "sentry-uitest-android-critical"
         )
     )
 }
diff --git a/sentry-android-integration-tests/sentry-uitest-android-critical/.gitignore b/sentry-android-integration-tests/sentry-uitest-android-critical/.gitignore
new file mode 100644
index 0000000000..48fc28dcf5
--- /dev/null
+++ b/sentry-android-integration-tests/sentry-uitest-android-critical/.gitignore
@@ -0,0 +1,2 @@
+/build
+/maestro-logs
diff --git a/sentry-android-integration-tests/sentry-uitest-android-critical/build.gradle.kts b/sentry-android-integration-tests/sentry-uitest-android-critical/build.gradle.kts
new file mode 100644
index 0000000000..48e57835e3
--- /dev/null
+++ b/sentry-android-integration-tests/sentry-uitest-android-critical/build.gradle.kts
@@ -0,0 +1,58 @@
+import io.gitlab.arturbosch.detekt.Detekt
+
+plugins {
+    id("com.android.application")
+    kotlin("android")
+}
+
+android {
+    compileSdk = Config.Android.compileSdkVersion
+    namespace = "io.sentry.uitest.android.critical"
+
+    defaultConfig {
+        applicationId = "io.sentry.uitest.android.critical"
+        minSdk = 21
+        targetSdk = Config.Android.targetSdkVersion
+        versionCode = 1
+        versionName = "1.0"
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = false
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
+        }
+    }
+    kotlinOptions {
+        jvmTarget = JavaVersion.VERSION_1_8.toString()
+    }
+    buildFeatures {
+        compose = true
+    }
+    composeOptions {
+        kotlinCompilerExtensionVersion = Config.androidComposeCompilerVersion
+    }
+}
+
+dependencies {
+    implementation(kotlin(Config.kotlinStdLib, org.jetbrains.kotlin.config.KotlinCompilerVersion.VERSION))
+    implementation(Config.Libs.androidxCore)
+    implementation(Config.Libs.composeActivity)
+    implementation(Config.Libs.composeFoundation)
+    implementation(Config.Libs.composeMaterial)
+    implementation(Config.Libs.constraintLayout)
+    implementation(projects.sentryAndroidCore)
+}
+
+tasks.withType<Detekt> {
+    // Target version of the generated JVM bytecode. It is used for type resolution.
+    jvmTarget = JavaVersion.VERSION_1_8.toString()
+}
+
+kotlin {
+    explicitApi()
+}
+
diff --git a/sentry-android-integration-tests/sentry-uitest-android-critical/maestro/corruptEnvelope.yaml b/sentry-android-integration-tests/sentry-uitest-android-critical/maestro/corruptEnvelope.yaml
new file mode 100644
index 0000000000..dec889731b
--- /dev/null
+++ b/sentry-android-integration-tests/sentry-uitest-android-critical/maestro/corruptEnvelope.yaml
@@ -0,0 +1,11 @@
+appId: io.sentry.uitest.android.critical
+---
+- launchApp
+- tapOn: "Write Corrupted Envelope"
+# The close here ensures the next corrupted envelope
+# will be present on the next app launch
+- tapOn: "Close SDK"
+- tapOn: "Write Corrupted Envelope"
+- stopApp
+- launchApp
+- assertVisible: "Welcome!"
diff --git a/sentry-android-integration-tests/sentry-uitest-android-critical/maestro/crash.yaml b/sentry-android-integration-tests/sentry-uitest-android-critical/maestro/crash.yaml
new file mode 100644
index 0000000000..f9543f365c
--- /dev/null
+++ b/sentry-android-integration-tests/sentry-uitest-android-critical/maestro/crash.yaml
@@ -0,0 +1,6 @@
+appId: io.sentry.uitest.android.critical
+---
+- launchApp
+- tapOn: "Crash"
+- launchApp
+- assertVisible: "Welcome!"
diff --git a/sentry-android-integration-tests/sentry-uitest-android-critical/src/main/AndroidManifest.xml b/sentry-android-integration-tests/sentry-uitest-android-critical/src/main/AndroidManifest.xml
new file mode 100644
index 0000000000..0ab5e6052d
--- /dev/null
+++ b/sentry-android-integration-tests/sentry-uitest-android-critical/src/main/AndroidManifest.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <application
+        android:label="Sentry UI Tests Critical"
+        android:supportsRtl="true"
+        tools:targetApi="31">
+        <meta-data android:name="io.sentry.dsn" android:value="https://5b38df1abca1468bac6d7517530f6802@o447951.ingest.us.sentry.io/5428559" />
+        <meta-data android:name="io.sentry.debug" android:value="true" />
+        <activity
+            android:name=".MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>
diff --git a/sentry-android-integration-tests/sentry-uitest-android-critical/src/main/java/io/sentry/uitest/android/critical/MainActivity.kt b/sentry-android-integration-tests/sentry-uitest-android-critical/src/main/java/io/sentry/uitest/android/critical/MainActivity.kt
new file mode 100644
index 0000000000..8802f3dca2
--- /dev/null
+++ b/sentry-android-integration-tests/sentry-uitest-android-critical/src/main/java/io/sentry/uitest/android/critical/MainActivity.kt
@@ -0,0 +1,51 @@
+package io.sentry.uitest.android.critical
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.layout.Column
+import androidx.compose.material3.Button
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import io.sentry.Sentry
+import java.io.File
+
+class MainActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        val outboxPath = Sentry.getCurrentHub().options.outboxPath
+            ?: throw RuntimeException("Outbox path is not set.")
+
+        setContent {
+            MaterialTheme {
+                Surface() {
+                    Column() {
+                        Text(text = "Welcome!")
+                        Button(onClick = {
+                            throw RuntimeException("Crash the test app.")
+                        }) {
+                            Text("Crash")
+                        }
+                        Button(onClick = {
+                            Sentry.close()
+                        }) {
+                            Text("Close SDK")
+                        }
+                        Button(onClick = {
+                            val file = File(outboxPath, "corrupted.envelope")
+                            val corruptedEnvelopeContent = """
+                              {"event_id":"1990b5bc31904b7395fd07feb72daf1c","sdk":{"name":"sentry.java.android","version":"7.21.0"}}
+                              {"type":"test","length":50}
+                            """.trimIndent()
+                            file.writeText(corruptedEnvelopeContent)
+                            println("Wrote corrupted envelope to: ${file.absolutePath}")
+                        }) {
+                            Text("Write Corrupted Envelope")
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 760c6e6905..77b3be021d 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -61,6 +61,7 @@ include(
     "sentry-samples:sentry-samples-spring-boot-webflux",
     "sentry-samples:sentry-samples-spring-boot-webflux-jakarta",
     "sentry-samples:sentry-samples-netflix-dgs",
+    "sentry-android-integration-tests:sentry-uitest-android-critical",
     "sentry-android-integration-tests:sentry-uitest-android-benchmark",
     "sentry-android-integration-tests:sentry-uitest-android",
     "sentry-android-integration-tests:test-app-plain",