diff --git a/android/.gitignore b/android/.gitignore
index 48354a3..1153304 100644
--- a/android/.gitignore
+++ b/android/.gitignore
@@ -54,8 +54,9 @@ captures/
 
 # Keystore files
 # Uncomment the following lines if you do not want to check your keystore files in.
-#*.jks
-#*.keystore
+*.jks
+*.keystore
+keystore.properties
 
 # External native build folder generated in Android Studio 2.2 and later
 .externalNativeBuild
diff --git a/android/app/build.gradle b/android/app/build.gradle
index 9b97c94..764c92b 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -3,12 +3,27 @@ apply plugin: 'com.android.application'
 android {
     namespace = "pl.nonograms.app"
     compileSdk = rootProject.ext.compileSdkVersion
+
+    signingConfigs {
+        release {
+            def keystorePropertiesFile = rootProject.file("keystore.properties")
+            if (keystorePropertiesFile.exists()) {
+                def keystoreProperties = new Properties()
+                keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
+                storeFile = file(keystoreProperties['storeFile'])
+                storePassword = keystoreProperties['storePassword']
+                keyAlias = keystoreProperties['keyAlias']
+                keyPassword = keystoreProperties['keyPassword']
+            }
+        }
+    }
+
     defaultConfig {
         applicationId "pl.nonograms.app"
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
-        versionCode 1
-        versionName "1.0"
+        versionCode 1144
+        versionName "1.14.4"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         aaptOptions {
              // Files and dirs to omit from the packaged assets dir, modified to accommodate modern web apps.
@@ -18,8 +33,9 @@ android {
     }
     buildTypes {
         release {
+            signingConfig signingConfigs.release
             minifyEnabled false
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
 }
diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index ba2b7bc..9fb4f0c 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -30,6 +30,7 @@
     </application>
 
     <!-- Permissions -->
-
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-feature android:name="android.hardware.camera" android:required="false" />
 </manifest>
diff --git a/android/build.gradle b/android/build.gradle
index f8f0e43..31fb6e2 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -7,7 +7,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.13.0'
+        classpath 'com.android.tools.build:gradle:9.0.1'
         classpath 'com.google.gms:google-services:4.4.4'
 
         // NOTE: Do not place your application dependencies here; they belong
diff --git a/android/gradle.properties b/android/gradle.properties
index 2e87c52..65681bf 100644
--- a/android/gradle.properties
+++ b/android/gradle.properties
@@ -20,3 +20,13 @@ org.gradle.jvmargs=-Xmx1536m
 # Android operating system, and which are packaged with your app's APK
 # https://developer.android.com/topic/libraries/support-library/androidx-rn
 android.useAndroidX=true
+android.defaults.buildfeatures.resvalues=true
+android.sdk.defaultTargetSdkToCompileSdkIfUnset=false
+android.enableAppCompileTimeRClass=false
+android.usesSdkInManifest.disallowed=false
+android.uniquePackageNames=false
+android.dependency.useConstraints=true
+android.r8.strictFullModeForKeepRules=false
+android.r8.optimizedResourceShrinking=false
+android.builtInKotlin=false
+android.newDsl=false
diff --git a/android/gradle/wrapper/gradle-wrapper.properties b/android/gradle/wrapper/gradle-wrapper.properties
index 7705927..4eac4a8 100644
--- a/android/gradle/wrapper/gradle-wrapper.properties
+++ b/android/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.14.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.2.1-all.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
diff --git a/ios/App/App/Info.plist b/ios/App/App/Info.plist
index 4126cdd..962be65 100644
--- a/ios/App/App/Info.plist
+++ b/ios/App/App/Info.plist
@@ -24,6 +24,8 @@
 	<string>$(CURRENT_PROJECT_VERSION)</string>
 	<key>LSRequiresIPhoneOS</key>
 	<true/>
+	<key>NSCameraUsageDescription</key>
+	<string>This app requires camera access to import nonograms from photos.</string>
 	<key>UILaunchStoryboardName</key>
 	<string>LaunchScreen</string>
 	<key>UIMainStoryboardFile</key>