diff --git a/app/src/main/res/drawable/screen.9.png b/app/src/main/res/drawable/screen.9.png
deleted file mode 100644
index 49bb5ef8e..000000000
Binary files a/app/src/main/res/drawable/screen.9.png and /dev/null differ
diff --git a/app/src/main/res/drawable/screen.webp b/app/src/main/res/drawable/screen.webp
new file mode 100644
index 000000000..d19bc48c2
Binary files /dev/null and b/app/src/main/res/drawable/screen.webp differ
diff --git a/app/src/main/res/mipmap-hdpi/ic_launcher.webp b/app/src/main/res/mipmap-hdpi/ic_launcher.webp
index ce6a41e32..b8c4ec25a 100644
Binary files a/app/src/main/res/mipmap-hdpi/ic_launcher.webp and b/app/src/main/res/mipmap-hdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-mdpi/ic_launcher.webp b/app/src/main/res/mipmap-mdpi/ic_launcher.webp
index aa4889141..b8c4ec25a 100644
Binary files a/app/src/main/res/mipmap-mdpi/ic_launcher.webp and b/app/src/main/res/mipmap-mdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
index 420771619..b8c4ec25a 100644
Binary files a/app/src/main/res/mipmap-xhdpi/ic_launcher.webp and b/app/src/main/res/mipmap-xhdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
index d465c5167..b8c4ec25a 100644
Binary files a/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp and b/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
index 876628847..b8c4ec25a 100644
Binary files a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp and b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/logo.png b/app/src/main/res/mipmap-xxxhdpi/logo.png
deleted file mode 100644
index 8195fd031..000000000
Binary files a/app/src/main/res/mipmap-xxxhdpi/logo.png and /dev/null differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/logo.webp b/app/src/main/res/mipmap-xxxhdpi/logo.webp
new file mode 100644
index 000000000..a2ec4d816
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/logo.webp differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/new_logo.png b/app/src/main/res/mipmap-xxxhdpi/new_logo.png
deleted file mode 100644
index 047555897..000000000
Binary files a/app/src/main/res/mipmap-xxxhdpi/new_logo.png and /dev/null differ
diff --git a/app/src/main/res/mipmap-xxxhdpi/new_logo.webp b/app/src/main/res/mipmap-xxxhdpi/new_logo.webp
new file mode 100644
index 000000000..b8c4ec25a
Binary files /dev/null and b/app/src/main/res/mipmap-xxxhdpi/new_logo.webp differ
diff --git a/common/src/main/res/values/strings.xml b/common/src/main/res/values/strings.xml
index f0bc72792..2511bcdb7 100644
--- a/common/src/main/res/values/strings.xml
+++ b/common/src/main/res/values/strings.xml
@@ -791,8 +791,8 @@
     <string name="facebook_app_id">2011402032399020</string>
     <string name="facebook_client_token">959584e054a33614996361f0044e5253</string>
 
-    <string name="twitter_key">ui10vIggex2F043HnztYNuA3g</string>
-    <string name="twitter_secret">J8jvBBeJoZbVojbkWUrvsj0K0UUkuV69CqQ7CEobhJn6tvAKpQ</string>
+    <string name="twitter_key">6iW9ORGSdD3CPBIYm0mqR58ff</string>
+    <string name="twitter_secret">lUKcSEJmug5zF1vEwU6RG5FKRrgzwLbWVwZ8JTqv6FNdlljCnb</string>
     <string name="twitter_key2">ZWRrZnRUNlBlcHVxMXpsMzVmb2k6MTpjaQ</string>
     <string name="twitter_secret2">aq0eV4R1pqMK_AAeKRWnjPr7ErGMGgTPGgZJdm73WeRY-Kluws</string>
 
@@ -805,6 +805,7 @@
 
     <string name="user_task_but">Predecessors</string>
     <string name="user_login_facebook">Sign in with Facebook</string>
+
     <string name="user_login_twitter">Sign in with Twitter</string>
     <string name="user_login_google">Sign in with Google</string>
 
diff --git a/main/src/main/res/mipmap-xxhdpi/white_logo.webp b/main/src/main/res/mipmap-xxhdpi/white_logo.webp
index 1ec1d074a..d03ce1d99 100644
Binary files a/main/src/main/res/mipmap-xxhdpi/white_logo.webp and b/main/src/main/res/mipmap-xxhdpi/white_logo.webp differ