diff --git a/README.md b/README.md
index 4435919..9191dc3 100644
--- a/README.md
+++ b/README.md
@@ -34,8 +34,12 @@ Step 2. Add the dependency
 
 | Releases
 | ------------- |
-| 1.0           |
-| 1.0.1         |
+| 2.0           |
+
+### Whats new in this version?
+- Added Animation Listener
+- Performance Improved
+
 
 # Usages
         /**
@@ -48,7 +52,24 @@ Step 2. Add the dependency
         /**
         * To show attention animation, call [animationXAttention] & pass the animation key
         */
-        imageView.animationXAttention(Attention.ATTENTION_BOUNCE)
+            imageView.animationXAttention(Attention.ATTENTION_BOUNCE, duration = 500, listener = object : Animator.AnimatorListener{
+                override fun onAnimationStart(p0: Animator?) {
+                    TODO("Not yet implemented")
+                }
+
+                override fun onAnimationEnd(p0: Animator?) {
+                    TODO("Not yet implemented")
+                }
+
+                override fun onAnimationCancel(p0: Animator?) {
+                    TODO("Not yet implemented")
+                }
+
+                override fun onAnimationRepeat(p0: Animator?) {
+                    TODO("Not yet implemented")
+                }
+
+            })
 
 
         /**
diff --git a/app/animationx/src/main/java/com/rommansabbir/animationx/AnimationXExtensions.kt b/app/animationx/src/main/java/com/rommansabbir/animationx/AnimationXExtensions.kt
index ed5d41c..daec973 100644
--- a/app/animationx/src/main/java/com/rommansabbir/animationx/AnimationXExtensions.kt
+++ b/app/animationx/src/main/java/com/rommansabbir/animationx/AnimationXExtensions.kt
@@ -1,5 +1,6 @@
 package com.rommansabbir.animationx
 
+import android.animation.Animator
 import android.animation.AnimatorSet
 import android.view.View
 import com.rommansabbir.animationx.Attention.ATTENTION
@@ -68,41 +69,75 @@ import com.rommansabbir.animationx.Zoom.ZOOM_OUT_RIGHT
 import com.rommansabbir.animationx.Zoom.ZOOM_OUT_UP
 
 
-fun View.animationXAttention(animationKey: String, duration: Long = 1000) {
-    renderAnimation(ATTENTION, animationKey, duration)
+fun View.animationXAttention(
+    animationKey: String,
+    duration: Long = 1000,
+    listener: Animator.AnimatorListener? = null
+) {
+    renderAnimation(ATTENTION, animationKey, duration, listener)
 }
 
-fun View.animationXBounce(animationKey: String, duration: Long = 1000) {
-    renderAnimation(BOUNCE, animationKey, duration)
+fun View.animationXBounce(
+    animationKey: String,
+    duration: Long = 1000,
+    listener: Animator.AnimatorListener? = null
+) {
+    renderAnimation(BOUNCE, animationKey, duration, listener)
 }
 
-fun View.animationXFade(animationKey: String, duration: Long = 1000) {
-    renderAnimation(FADE, animationKey, duration)
+fun View.animationXFade(
+    animationKey: String,
+    duration: Long = 1000,
+    listener: Animator.AnimatorListener? = null
+) {
+    renderAnimation(FADE, animationKey, duration, listener)
 }
 
-fun View.animationXFlip(animationKey: String, duration: Long = 1000) {
-    renderAnimation(FLIP, animationKey, duration)
+fun View.animationXFlip(
+    animationKey: String,
+    duration: Long = 1000,
+    listener: Animator.AnimatorListener? = null
+) {
+    renderAnimation(FLIP, animationKey, duration, listener)
 }
 
-fun View.animationXRotate(animationKey: String, duration: Long = 1000) {
-    renderAnimation(ROTATE, animationKey, duration)
+fun View.animationXRotate(
+    animationKey: String,
+    duration: Long = 1000,
+    listener: Animator.AnimatorListener? = null
+) {
+    renderAnimation(ROTATE, animationKey, duration, listener)
 }
 
-fun View.animationXSlide(animationKey: String, duration: Long = 1000) {
-    renderAnimation(SLIDE, animationKey, duration)
+fun View.animationXSlide(
+    animationKey: String,
+    duration: Long = 1000,
+    listener: Animator.AnimatorListener? = null
+) {
+    renderAnimation(SLIDE, animationKey, duration, listener)
 }
 
-fun View.animationXZoom(animationKey: String, duration: Long = 1000) {
-    renderAnimation(ZOOM, animationKey, duration)
+fun View.animationXZoom(
+    animationKey: String,
+    duration: Long = 1000,
+    listener: Animator.AnimatorListener? = null
+) {
+    renderAnimation(ZOOM, animationKey, duration, listener)
 }
 
-private fun View.renderAnimation(key: String, animationKey: String, duration: Long) {
-    AnimationX().setDuration(duration)
+fun View.renderAnimation(
+    key: String,
+    animationKey: String,
+    duration: Long,
+    listener: Animator.AnimatorListener? = null
+) {
+    val aniObject = AnimationX().setDuration(duration)
         .setAnimation(showAnimation(this, key, animationKey, AnimationX().getNewAnimatorSet()))
-        .start()
+    aniObject.getNewAnimatorSet().addListener(listener)
+    aniObject.start()
 }
 
-fun showAnimation(
+private fun showAnimation(
     view: View,
     key: String,
     animationKey: String,
diff --git a/app/src/main/java/com/rommansabbir/animationxexample/MainActivity.kt b/app/src/main/java/com/rommansabbir/animationxexample/MainActivity.kt
index cecd08e..8c0d73b 100644
--- a/app/src/main/java/com/rommansabbir/animationxexample/MainActivity.kt
+++ b/app/src/main/java/com/rommansabbir/animationxexample/MainActivity.kt
@@ -1,5 +1,6 @@
 package com.rommansabbir.animationxexample
 
+import android.animation.Animator
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
 import com.rommansabbir.animationx.*
@@ -11,6 +12,7 @@ class MainActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
 
+
         /**
          * Animation can be applied to all views which extends [View]
          * Just call the extension function's according to your requirement
@@ -22,7 +24,27 @@ class MainActivity : AppCompatActivity() {
             /**
              * To show attention animation, call [animationXAttention] & pass the animation key
              */
-            imageView.animationXAttention(Attention.ATTENTION_BOUNCE)
+            imageView.animationXAttention(
+                Attention.ATTENTION_BOUNCE,
+                duration = 500,
+                listener = object : Animator.AnimatorListener {
+                    override fun onAnimationStart(p0: Animator?) {
+
+                    }
+
+                    override fun onAnimationEnd(p0: Animator?) {
+
+                    }
+
+                    override fun onAnimationCancel(p0: Animator?) {
+
+                    }
+
+                    override fun onAnimationRepeat(p0: Animator?) {
+
+                    }
+
+                })
         }
 
         bounceBtn.setOnClickListener {