diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 8d45ca5..3aca3bb 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -65,11 +65,8 @@
 
     <uses-feature android:name="android.hardware.usb.host" />
 
-    <uses-permission android:name="com.android.vending.BILLING" />
     <uses-permission
         android:name="android.permission.MANAGE_DOCUMENTS"
         tools:ignore="ProtectedPermissions" />
 
-    <uses-permission android:name="android.permission.INTERNET" />
-
 </manifest>
\ No newline at end of file
diff --git a/app/src/main/java/xyz/lazysoft/a3amp/AboutActivity.kt b/app/src/main/java/xyz/lazysoft/a3amp/AboutActivity.kt
index def451c..25a4192 100644
--- a/app/src/main/java/xyz/lazysoft/a3amp/AboutActivity.kt
+++ b/app/src/main/java/xyz/lazysoft/a3amp/AboutActivity.kt
@@ -1,10 +1,16 @@
 package xyz.lazysoft.a3amp
 
 import android.annotation.SuppressLint
+import android.content.Intent
+import android.net.Uri
 import android.os.Bundle
+import android.view.View
+import android.widget.Button
+import android.widget.EditText
 import android.widget.TextView
 import androidx.appcompat.app.AppCompatActivity
 
+
 class AboutActivity : AppCompatActivity() {
 
     private fun getVersion(): String {
@@ -22,21 +28,16 @@ class AboutActivity : AppCompatActivity() {
         val titleAbout = findViewById<TextView>(R.id.title_about)
 
         titleAbout.text = "${getString(R.string.app_name)} ${getVersion()}"
-    }
 
-    companion object {
-
-        /**
-         * Google
-         */
-        const val GOOGLE_PUBKEY = "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxGOZ1xt4RKuFoY2UBFO9JhuSi1Is2/QB91IVxSp+Y5lG0HgLwcjt8hfn1CTPp5yj3RLduufYALtV+xcbjH87ETrWkPez1O3nt7+SF6I/PIXF4dWdbC1QiVSHls4PWFqAghZeDMEhPH4qVayJglz/oBgnRL5X4cDErir6tGtYrDZWZz7AWVxWsfYJDIzlUPklQtEyxpYDlNybCEJzVrOGam/TYTRr3Qs2gjeUi61Uehkh1Yy/wDzvwz7ZCr2zggw2TcqN4WV1Zh6AkzZfjtuHYv9sz4qQWO6hMDiJfxRluHBTw2e1oX9d02t8RCiIRMrrQiYwTYVLzO6EN1JdFUHm9QIDAQAB"
-        val GOOGLE_CATALOG = arrayOf(
-                "donation.1",
-                "donation.2",
-                "donation.3",
-                "donation.5",
-                "donation.8",
-                "donation.13")
+        val buyMeCoffee = findViewById<Button>(R.id.button_buy_coffee)
+
+        buyMeCoffee.setOnClickListener {
+            val url = "https://www.buymeacoffee.com/skyfi"
+            val i = Intent(Intent.ACTION_VIEW)
+            i.data = Uri.parse(url)
+            startActivity(i)
+        }
+
     }
 
 
diff --git a/app/src/main/res/layout/content_about.xml b/app/src/main/res/layout/content_about.xml
index e5667ee..271ee60 100644
--- a/app/src/main/res/layout/content_about.xml
+++ b/app/src/main/res/layout/content_about.xml
@@ -30,6 +30,20 @@
             android:layout_height="wrap_content"
             android:orientation="vertical" />
 
+        <TextView
+            android:id="@+id/text_about"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:text="@string/thank_you_text" />
+
+        <Button
+            android:id="@+id/button_buy_coffee"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/buy_me_a_coffee" />
+
+
+
     </LinearLayout>
 
 
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 0328e3d..b823d9e 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -177,4 +177,6 @@
         <item>13 Euros</item>
     </string-array>
     <string name="donation_paypal_item">Donation</string>
+    <string name="buy_me_a_coffee">Buy me a coffee</string>
+    <string name="thank_you_text">Thank you for using 3amp! Your support helps us continue improving and providing you with the best experience. Consider supporting us to unlock new features and ensure a brighter future for 3amp.</string>
 </resources>