diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9bff146..1a67348 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,10 +12,10 @@ set(META_APP_URL "https://github.com/${META_APP_AUTHOR}/${META_PROJECT_NAME}")
 set(META_APP_DESCRIPTION "A simple password store using AES-256-CBC encryption via OpenSSL")
 set(META_GUI_OPTIONAL YES)
 set(META_USE_QQC2 ON)
+set(META_ANDROID_PACKAGE_NAME "org.martchus.passwordmanager")
 set(META_VERSION_MAJOR 4)
 set(META_VERSION_MINOR 1)
 set(META_VERSION_PATCH 0)
-set(META_APP_VERSION ${META_VERSION_MAJOR}.${META_VERSION_MINOR}.${META_VERSION_PATCH})
 set(PNG_ICON_NO_CROP ON)
 
 # add project files
diff --git a/README.md b/README.md
index 9fe365a..696e56a 100644
--- a/README.md
+++ b/README.md
@@ -133,7 +133,7 @@ export PATH=/usr/lib/jvm/java-8-openjdk/jre/bin/:$PATH
 
 # configure with the toolchain file provided by the Android NDK (still WIP)
 # note: This configuration is likely required in the future to resolve https://gitlab.kitware.com/cmake/cmake/issues/18739. But for now
-#       better keep using CMake's internal Android support.
+#       better keep using CMake's internal Android support because this config has its own pitfalls (see CMAKE_CXX_FLAGS).
 cmake \
     -DCMAKE_BUILD_TYPE=Release \
     -DANDROID_ABI=$_android_arch \
@@ -148,7 +148,7 @@ cmake \
     -DCMAKE_INSTALL_PREFIX=$other_libs_root \
     -DCMAKE_PREFIX_PATH="$root" \
     -DCMAKE_FIND_ROOT_PATH="$root;$root/libs" \
-    -DCMAKE_CXX_FLAGS="-I/opt/android-ndk/sources/cxx-stl/llvm-libc++/include" \
+    -DCMAKE_CXX_FLAGS="-include $android_ndk_root/sysroot/usr/include/math.h -include $android_ndk_root/sources/cxx-stl/llvm-libc++/include/math.h -I$other_libs_include" \
     -DBUILD_SHARED_LIBS=ON \
     -DZLIB_LIBRARY="$android_ndk_root/platforms/android-$_android_api_level/arch-$_android_arch2/usr/lib/libz.so" \
     -DCLANG_FORMAT_ENABLED=ON \
@@ -165,6 +165,8 @@ cmake \
     -DANDROID_APK_KEYSTORE_URL="$keystore_url" \
     -DANDROID_APK_KEYSTORE_ALIAS="$keystore_alias" \
     -DANDROID_APK_KEYSTORE_PASSWORD="$keystore_password" \
+    -DANDROID_APK_APPLICATION_ID_SUFFIX=".unstable" \
+    -DANDROID_APK_APPLICATION_LABEL="Password Manager (unstable)" \
     $SOURCES/subdirs/$_reponame
 
 # configure with CMake's internal Android support
@@ -194,6 +196,8 @@ cmake \
     -DANDROID_APK_KEYSTORE_URL="$keystore_url" \
     -DANDROID_APK_KEYSTORE_ALIAS="$keystore_alias" \
     -DANDROID_APK_KEYSTORE_PASSWORD="$keystore_password" \
+    -DANDROID_APK_APPLICATION_ID_SUFFIX=".unstable" \
+    -DANDROID_APK_APPLICATION_LABEL="Password Manager (unstable)" \
     $SOURCES/subdirs/$_reponame
 
 # build all binaries and make APK file using all CPU cores
diff --git a/android/AndroidManifest.xml b/android/AndroidManifest.xml.in
similarity index 93%
rename from android/AndroidManifest.xml
rename to android/AndroidManifest.xml.in
index f932f0f..38197f9 100644
--- a/android/AndroidManifest.xml
+++ b/android/AndroidManifest.xml.in
@@ -1,5 +1,5 @@
 <?xml version="1.0"?>
-<manifest package="org.martchus.passwordmanager" xmlns:android="http://schemas.android.com/apk/res/android" android:versionName="4.1.0" android:versionCode="4" android:installLocation="auto">
+<manifest package="@META_ANDROID_PACKAGE_NAME@" xmlns:android="http://schemas.android.com/apk/res/android" android:versionName="@META_APP_VERSION@" android:versionCode="@META_VERSION_MAJOR@" android:installLocation="auto">
     <application
         android:icon="@mipmap/ic_launcher"
         android:name="org.qtproject.qt5.android.bindings.QtApplication"
@@ -7,7 +7,7 @@
         android:resizeableActivity="true">
         <activity
             android:configChanges="orientation|uiMode|screenLayout|screenSize|smallestScreenSize|layoutDirection|locale|fontScale|keyboard|keyboardHidden|navigation"
-            android:name="org.martchus.passwordmanager.Activity"
+            android:name="@META_ANDROID_PACKAGE_NAME@.Activity"
             android:label="@string/app_name"
             android:screenOrientation="unspecified"
             android:theme="@style/AppTheme">
diff --git a/android/build.gradle b/android/build.gradle.in
similarity index 91%
rename from android/build.gradle
rename to android/build.gradle.in
index df2e987..7cbc260 100644
--- a/android/build.gradle
+++ b/android/build.gradle.in
@@ -39,6 +39,11 @@ android {
 
     buildToolsVersion androidBuildToolsVersion
 
+    defaultConfig {
+        applicationId "@META_ANDROID_PACKAGE_NAME@"
+        applicationIdSuffix "@ANDROID_APK_APPLICATION_ID_SUFFIX@"
+    }
+
     sourceSets {
         main {
             manifest.srcFile 'AndroidManifest.xml'
diff --git a/android/res/values/strings.xml b/android/res/values/strings.xml
deleted file mode 100644
index 77147bb..0000000
--- a/android/res/values/strings.xml
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-    <string name="app_name">Password Manager</string>
-</resources>
diff --git a/android/res/values/strings.xml.in b/android/res/values/strings.xml.in
new file mode 100644
index 0000000..4e43e13
--- /dev/null
+++ b/android/res/values/strings.xml.in
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">@ANDROID_APK_APPLICATION_LABEL@</string>
+</resources>