diff --git a/app/build.gradle b/app/build.gradle
index 65c57c42..399672e5 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -6,8 +6,8 @@ android {
         applicationId "org.mian.gitnex"
         minSdkVersion 21
         targetSdkVersion 30
-        versionCode 395
-        versionName "4.0.0-dev"
+        versionCode 400
+        versionName "4.0.0"
         multiDexEnabled true
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
diff --git a/app/src/main/res/values/gitea_version.xml b/app/src/main/res/values/gitea_version.xml
index 695a640e..1ca00010 100644
--- a/app/src/main/res/values/gitea_version.xml
+++ b/app/src/main/res/values/gitea_version.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
 
-    <string name="versionLow" translatable="false">1.12</string>
+    <string name="versionLow" translatable="false">1.13</string>
     <string name="versionHigh" translatable="false">1.14</string>
 
 </resources>
diff --git a/app/src/main/res/xml/changelog.xml b/app/src/main/res/xml/changelog.xml
index 34727444..07cb9908 100644
--- a/app/src/main/res/xml/changelog.xml
+++ b/app/src/main/res/xml/changelog.xml
@@ -1,8 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
 <changelog>
 
-    <release version="4.0.0-dev" versioncode="395">
-        <change>Under development</change>
+    <release version="4.0.0" versioncode="400">
+        <change>New: Revamped UI across the whole app</change>
+        <change>Explore public organizations</change>
+        <change>Users profile view with details, repositories, starred repositories, organizations, followers, following</change>
+        <change>Notifications for all accounts</change>
+        <change>New dialog popup for About App</change>
+        <change>Delete head branch after PR is merged</change>
+        <change>Time selection for changing dark theme</change>
+        <change>More deep linking for other endpoints like user profile, organizations, issues, pr, releases etc</change>
     </release>
 
 </changelog>
diff --git a/fastlane/metadata/android/en-US/changelogs/400.txt b/fastlane/metadata/android/en-US/changelogs/400.txt
new file mode 100644
index 00000000..36ffc1c3
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/400.txt
@@ -0,0 +1,13 @@
+4.0.0
+
+New: Revamped UI across the whole app
+New: Explore public organizations
+New: Users profile view with details, repositories, starred repositories, organizations, followers, following
+New: Notifications for all accounts
+New: New dialog popup for About App
+New: Delete head branch after PR is merged
+New: Time selection for changing dark theme
+
+Release Notes: https://codeberg.org/gitnex/GitNex/releases
+
+Release Blog: https://gitnex.codeberg.page/posts/400.html
\ No newline at end of file
diff --git a/fastlane/metadata/android/en-US/images/phoneScreenshots/001.png b/fastlane/metadata/android/en-US/images/phoneScreenshots/001.png
index e32ba5d1..f6b28368 100644
Binary files a/fastlane/metadata/android/en-US/images/phoneScreenshots/001.png and b/fastlane/metadata/android/en-US/images/phoneScreenshots/001.png differ
diff --git a/fastlane/metadata/android/en-US/images/phoneScreenshots/002.png b/fastlane/metadata/android/en-US/images/phoneScreenshots/002.png
index 99d4c851..21e13bd5 100644
Binary files a/fastlane/metadata/android/en-US/images/phoneScreenshots/002.png and b/fastlane/metadata/android/en-US/images/phoneScreenshots/002.png differ
diff --git a/fastlane/metadata/android/en-US/images/phoneScreenshots/003.png b/fastlane/metadata/android/en-US/images/phoneScreenshots/003.png
index 03aa40b5..2900fb35 100644
Binary files a/fastlane/metadata/android/en-US/images/phoneScreenshots/003.png and b/fastlane/metadata/android/en-US/images/phoneScreenshots/003.png differ
diff --git a/fastlane/metadata/android/en-US/images/phoneScreenshots/004.png b/fastlane/metadata/android/en-US/images/phoneScreenshots/004.png
index df6cef62..45a2c99f 100644
Binary files a/fastlane/metadata/android/en-US/images/phoneScreenshots/004.png and b/fastlane/metadata/android/en-US/images/phoneScreenshots/004.png differ
diff --git a/fastlane/metadata/android/en-US/images/phoneScreenshots/005.png b/fastlane/metadata/android/en-US/images/phoneScreenshots/005.png
index 2e092661..be2bb663 100644
Binary files a/fastlane/metadata/android/en-US/images/phoneScreenshots/005.png and b/fastlane/metadata/android/en-US/images/phoneScreenshots/005.png differ
diff --git a/fastlane/metadata/android/en-US/images/phoneScreenshots/006.png b/fastlane/metadata/android/en-US/images/phoneScreenshots/006.png
index be0b4e19..e563745e 100644
Binary files a/fastlane/metadata/android/en-US/images/phoneScreenshots/006.png and b/fastlane/metadata/android/en-US/images/phoneScreenshots/006.png differ
diff --git a/fastlane/metadata/android/en-US/images/phoneScreenshots/007.png b/fastlane/metadata/android/en-US/images/phoneScreenshots/007.png
index dc3e0c76..ae3cf56f 100644
Binary files a/fastlane/metadata/android/en-US/images/phoneScreenshots/007.png and b/fastlane/metadata/android/en-US/images/phoneScreenshots/007.png differ
diff --git a/fastlane/metadata/android/en-US/images/phoneScreenshots/008.png b/fastlane/metadata/android/en-US/images/phoneScreenshots/008.png
index 9d7e8abe..cbff24f1 100644
Binary files a/fastlane/metadata/android/en-US/images/phoneScreenshots/008.png and b/fastlane/metadata/android/en-US/images/phoneScreenshots/008.png differ