diff --git a/android/app/build.gradle b/android/app/build.gradle
index ac76c5f..0eb1b2a 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -96,7 +96,7 @@ def enableSeparateBuildPerCPUArchitecture = false
 /**
  * Run Proguard to shrink the Java bytecode in release builds.
  */
-def enableProguardInReleaseBuilds = false
+def enableProguardInReleaseBuilds = true
 
 /**
  * The preferred build flavor of JavaScriptCore.
diff --git a/android/app/src/main/assets/fonts/Lato-Black.ttf b/android/app/src/main/assets/fonts/Lato-Black.ttf
deleted file mode 100644
index a4a924f..0000000
Binary files a/android/app/src/main/assets/fonts/Lato-Black.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Lato-BlackItalic.ttf b/android/app/src/main/assets/fonts/Lato-BlackItalic.ttf
deleted file mode 100644
index d6f8945..0000000
Binary files a/android/app/src/main/assets/fonts/Lato-BlackItalic.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Lato-Bold.ttf b/android/app/src/main/assets/fonts/Lato-Bold.ttf
deleted file mode 100644
index b63a14d..0000000
Binary files a/android/app/src/main/assets/fonts/Lato-Bold.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Lato-BoldItalic.ttf b/android/app/src/main/assets/fonts/Lato-BoldItalic.ttf
deleted file mode 100644
index 8f9a50d..0000000
Binary files a/android/app/src/main/assets/fonts/Lato-BoldItalic.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Lato-Italic.ttf b/android/app/src/main/assets/fonts/Lato-Italic.ttf
deleted file mode 100644
index 49e9f2c..0000000
Binary files a/android/app/src/main/assets/fonts/Lato-Italic.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Lato-Light.ttf b/android/app/src/main/assets/fonts/Lato-Light.ttf
deleted file mode 100644
index 9c0a705..0000000
Binary files a/android/app/src/main/assets/fonts/Lato-Light.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Lato-LightItalic.ttf b/android/app/src/main/assets/fonts/Lato-LightItalic.ttf
deleted file mode 100644
index 53b140b..0000000
Binary files a/android/app/src/main/assets/fonts/Lato-LightItalic.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Lato-Regular.ttf b/android/app/src/main/assets/fonts/Lato-Regular.ttf
deleted file mode 100644
index 33eba8b..0000000
Binary files a/android/app/src/main/assets/fonts/Lato-Regular.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Lato-Thin.ttf b/android/app/src/main/assets/fonts/Lato-Thin.ttf
deleted file mode 100644
index 0c599a0..0000000
Binary files a/android/app/src/main/assets/fonts/Lato-Thin.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Lato-ThinItalic.ttf b/android/app/src/main/assets/fonts/Lato-ThinItalic.ttf
deleted file mode 100644
index 7db3a8c..0000000
Binary files a/android/app/src/main/assets/fonts/Lato-ThinItalic.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Ubuntu-Bold.ttf b/android/app/src/main/assets/fonts/Ubuntu-Bold.ttf
deleted file mode 100644
index 4af149a..0000000
Binary files a/android/app/src/main/assets/fonts/Ubuntu-Bold.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Ubuntu-BoldItalic.ttf b/android/app/src/main/assets/fonts/Ubuntu-BoldItalic.ttf
deleted file mode 100644
index a68afb6..0000000
Binary files a/android/app/src/main/assets/fonts/Ubuntu-BoldItalic.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Ubuntu-Italic.ttf b/android/app/src/main/assets/fonts/Ubuntu-Italic.ttf
deleted file mode 100644
index b022726..0000000
Binary files a/android/app/src/main/assets/fonts/Ubuntu-Italic.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Ubuntu-Light.ttf b/android/app/src/main/assets/fonts/Ubuntu-Light.ttf
deleted file mode 100644
index 0e9f90d..0000000
Binary files a/android/app/src/main/assets/fonts/Ubuntu-Light.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Ubuntu-LightItalic.ttf b/android/app/src/main/assets/fonts/Ubuntu-LightItalic.ttf
deleted file mode 100644
index 2e007de..0000000
Binary files a/android/app/src/main/assets/fonts/Ubuntu-LightItalic.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Ubuntu-Medium.ttf b/android/app/src/main/assets/fonts/Ubuntu-Medium.ttf
deleted file mode 100644
index 5296045..0000000
Binary files a/android/app/src/main/assets/fonts/Ubuntu-Medium.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Ubuntu-MediumItalic.ttf b/android/app/src/main/assets/fonts/Ubuntu-MediumItalic.ttf
deleted file mode 100644
index 5dc193d..0000000
Binary files a/android/app/src/main/assets/fonts/Ubuntu-MediumItalic.ttf and /dev/null differ
diff --git a/android/app/src/main/assets/fonts/Ubuntu-Regular.ttf b/android/app/src/main/assets/fonts/Ubuntu-Regular.ttf
deleted file mode 100644
index dbb834a..0000000
Binary files a/android/app/src/main/assets/fonts/Ubuntu-Regular.ttf and /dev/null differ