diff --git a/.github/workflows/android.yml b/.github/workflows/android.yml
index e31268c0f..7cfd40304 100644
--- a/.github/workflows/android.yml
+++ b/.github/workflows/android.yml
@@ -24,11 +24,11 @@ jobs:
     runs-on: macos-15
     env:
       QT_VERSION: '6.8.3' # use scripts/update_qt_version.bash to change
-      NDK_VERSION: 'r26' # '26.1.10909125'
-      NDK_VERSION_FULL: r26b
+      NDK_VERSION: 'r27' # '27.2.12479018'
+      NDK_VERSION_FULL: r27c
       JDK_VERSION: 17
-      SDK_PLATFORM: android-34
-      SDK_BUILD_TOOLS: 34.0.0
+      SDK_PLATFORM: android-35
+      SDK_BUILD_TOOLS: 35.0.0
       INPUT_SDK_VERSION_ARM: arm-android-20250326-241
       INPUT_SDK_VERSION_ARM64: arm64-android-20250326-241
       CCACHE_DIR: /Users/runner/work/ccache
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6145e35be..87a3c674a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,7 +22,7 @@ if (DEFINED ENV{INPUT_SDK_ANDROID_BASE})
   set(ANDROID_STL "c++_shared")
 
   # Target/Minimum API levels for Android, used as Input target properties
-  set(INPUT_ANDROID_TARGET_SDK_VERSION "34")
+  set(INPUT_ANDROID_TARGET_SDK_VERSION "35")
   set(INPUT_ANDROID_MIN_SDK_VERSION "${ANDROIDAPI}")
   set(INPUT_ANDROID_NDK_PATH "$ENV{ANDROID_NDK_ROOT}")
   if (NOT INPUT_ANDROID_NDK_PATH)
diff --git a/app/android/src/uk/co/lutraconsulting/InputActivity.java b/app/android/src/uk/co/lutraconsulting/InputActivity.java
index a6c4224ab..28bdd7a25 100644
--- a/app/android/src/uk/co/lutraconsulting/InputActivity.java
+++ b/app/android/src/uk/co/lutraconsulting/InputActivity.java
@@ -83,20 +83,23 @@ void setCustomStatusAndNavBar()
     if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R) {
       Log.d( TAG, "Unsupported Android version for painting behind system bars." );
       return;
-    }
+    } 
     else {
       WindowCompat.setDecorFitsSystemWindows(getWindow(), false);
 
       Window window = getWindow();
 
-      // draw app edge-to-edge
-      window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
-      
-      // make the status bar background color transparent
-      window.setStatusBarColor(Color.TRANSPARENT);
-      
-      // make the navigation button background color transparent
-      window.setNavigationBarColor(Color.TRANSPARENT);
+      // on Android 15+ all apps are edge-to-edge
+      if (Build.VERSION.SDK_INT < Build.VERSION_CODES.VANILLA_ICE_CREAM) {
+        // draw app edge-to-edge
+        window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
+
+        // make the status bar background color transparent
+        window.setStatusBarColor(Color.TRANSPARENT);
+
+        // make the navigation button background color transparent
+        window.setNavigationBarColor(Color.TRANSPARENT);
+      }
 
       // do not show background dim for the navigation buttons
       window.setNavigationBarContrastEnforced(false); 
diff --git a/cmake_templates/AndroidManifest.xml.in b/cmake_templates/AndroidManifest.xml.in
index 98db061c0..0aa6e15a4 100644
--- a/cmake_templates/AndroidManifest.xml.in
+++ b/cmake_templates/AndroidManifest.xml.in
@@ -1,6 +1,5 @@
 <?xml version="1.0"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="uk.co.lutraconsulting"
     android:installLocation="auto"
     android:versionCode="@INPUT_VERSION_CODE@"
     android:versionName="@INPUT_VERSION@">
@@ -34,28 +33,25 @@
         android:largeScreens="true"
         android:normalScreens="true"
         android:smallScreens="true" />
-    <!-- "allowBackup" is suspicious, see https://developer.android.com/guide/topics/manifest/application-element#allowbackup -->
     <application 
         android:name="org.qtproject.qt.android.bindings.QtApplication"
         android:hardwareAccelerated="true"
         android:label="Mergin Maps"
-        android:allowNativeHeapPointerTagging="false"
         android:allowBackup="true"
         android:fullBackupOnly="false"
         android:icon="@mipmap/ic_appicon"
-        android:roundIcon="@mipmap/ic_appicon_round">
+        android:roundIcon="@mipmap/ic_appicon_round" >
         <activity
             android:name="uk.co.lutraconsulting.InputActivity"
             android:configChanges="orientation|uiMode|screenLayout|screenSize|smallestScreenSize|layoutDirection|locale|fontScale|keyboard|keyboardHidden|navigation|mcc|mnc|density"
-            android:label="Mergin Maps"
             android:launchMode="singleTop"
             android:screenOrientation="unspecified"
             android:exported="true"
             android:theme="@style/Theme.App.Starting"
             >
             <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
-                <category android:name="android.intent.category.LAUNCHER"/>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
 
             <!-- Get access to images/videos -->
@@ -79,26 +75,6 @@
             <meta-data 
                 android:name="android.app.arguments" 
                 android:value="-- %%INSERT_APP_ARGUMENTS%% --" />
-
-            <!-- Background running -->
-            <!-- Warning: changing this value to true may cause unexpected crashes if the
-                          application still try to draw after
-                          "applicationStateChanged(Qt::ApplicationSuspended)"
-                          signal is sent! -->
-            <meta-data android:name="android.app.background_running" android:value="false"/>
-            <!-- Background running -->
-
-            <!-- extract android style -->
-            <!-- available android:values :
-                * default - In most cases this will be the same as "full", but it can also be something else if needed, e.g., for compatibility reasons
-                * full - useful QWidget & Quick Controls 1 apps
-                * minimal - useful for Quick Controls 2 apps, it is much faster than "full"
-                * none - useful for apps that don't use any of the above Qt modules
-                -->
-            <meta-data 
-                android:name="android.app.extract_android_style" 
-                android:value="minimal" />
-            <!-- extract android style -->
         </activity>
 
         <!-- Activity Android native camera -->
@@ -108,7 +84,7 @@
             android:parentActivityName="uk.co.lutraconsulting.InputActivity"
             android:configChanges="screenLayout|orientation|screenSize"
             >
-             <meta-data android:name="android.app.lib_name" android:value="-- %%INSERT_APP_LIB_NAME%% --"/>
+             <meta-data android:name="android.app.lib_name" android:value="-- %%INSERT_APP_LIB_NAME%% --" />
         </activity>
 
         <provider
@@ -117,7 +93,7 @@
             android:exported="false"
             android:grantUriPermissions="true"
             >
-             <meta-data android:name="android.support.FILE_PROVIDER_PATHS" android:resource="@xml/file_paths">
+             <meta-data android:name="android.support.FILE_PROVIDER_PATHS" android:resource="@xml/file_paths" >
              </meta-data>
         </provider>
 
diff --git a/cmake_templates/build.gradle.in b/cmake_templates/build.gradle.in
index c83f1abab..76aa2b38f 100644
--- a/cmake_templates/build.gradle.in
+++ b/cmake_templates/build.gradle.in
@@ -1,20 +1,13 @@
-/* keep in sync with /opt/Qt/<ver>/android//src/android/templates/build.gradle */
+/* keep in sync with /opt/Qt/<ver>/android/src/android/templates/build.gradle */
 
 buildscript {
-    ext {
-        buildToolsVersion = androidBuildToolsVersion
-        compileSdkVersion = androidCompileSdkVersion.toInteger()
-        targetSdkVersion = androidCompileSdkVersion.toInteger()
-        ndkVersion = androidNdkVersion
-    }
-    
     repositories {
         google()
         mavenCentral()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.4.1'
+        classpath 'com.android.tools.build:gradle:8.6.0'
     }
 }
 
@@ -23,17 +16,16 @@ repositories {
     mavenCentral()
 }
 
-apply plugin: 'com.android.application'
+apply plugin: qtGradlePluginType
 
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar', '*.aar'])
-    implementation "androidx.appcompat:appcompat:1.4.1"
-    implementation "androidx.core:core:1.8.0"
-    implementation 'androidx.core:core-splashscreen:1.0.0-beta02'
-    implementation "androidx.exifinterface:exifinterface:1.3.3"
-    implementation 'com.android.support:appcompat-v7:28.0.0'
-    implementation 'com.google.android.gms:play-services-location:21.2.0'
+    implementation "androidx.appcompat:appcompat:1.7.1"
+    implementation "androidx.core:core:1.13.1"
+    implementation "androidx.core:core-splashscreen:1.0.1"
+    implementation "androidx.exifinterface:exifinterface:1.4.1"
+    implementation "com.google.android.gms:play-services-location:21.3.0"
 }
 
 android {
@@ -50,7 +42,8 @@ android {
      * Changing them manually might break the compilation!
      *******************************************************/
 
-    compileSdkVersion androidCompileSdkVersion.toInteger()
+    namespace 'uk.co.lutraconsulting'
+    compileSdkVersion androidCompileSdkVersion
     buildToolsVersion androidBuildToolsVersion
     ndkVersion androidNdkVersion
     ndkPath '@INPUT_ANDROID_NDK_PATH@'