diff --git a/README.md b/README.md
index cd72173..50a32fa 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,8 @@ package, tasks and sdk on Android 9+ (Gingerbread or above) devices.
     6. [DynamicTaskUtils](https://github.com/pranavpandey/dynamic-utils#dynamictaskutils)
     7. [DynamicVersionUtils](https://github.com/pranavpandey/dynamic-utils#dynamicversionutils)
     8. [DynamicWindowUtils](https://github.com/pranavpandey/dynamic-utils#dynamicwindowutils)
-    9. [Dependency](https://github.com/pranavpandey/dynamic-utils#dependency)
+    9. [DynamicUnitUtils](https://github.com/pranavpandey/dynamic-utils#dynamicwindowutils)
+    10. [Dependency](https://github.com/pranavpandey/dynamic-utils#dynamicunitutils)
 3. [License](https://github.com/pranavpandey/dynamic-utils#license)
 
 ---
@@ -33,7 +34,7 @@ It can be installed by adding the following dependency to your `build.gradle` fi
 
 ```groovy
 dependencies {
-    compile 'com.pranavpandey.android:dynamic-utils:0.2.0'
+    compile 'com.pranavpandey.android:dynamic-utils:0.3.0'
 }
 ```
 
@@ -49,109 +50,127 @@ for more hidden features.
 
 Helper class to change colors dynamically.
 
-1. `adjustAlpha(color, factor)` - Adjust alpha of a color according to the given parameter.
+1. `@ColorInt int adjustAlpha(color, factor)` - Adjust alpha of a color according to the given 
+parameter.
 
-2. `calculateContrast(color1, color2) ` - Calculate color contrast difference between two 
-colors based on luma value according to XYZ color space.
+2. `@ColorInt int calculateContrast(color1, color2) ` - Calculate color contrast difference 
+between two colors based on luma value according to XYZ color space.
 
-3. `getAccentColor(color)` - Calculate accent color based on the given color for dynamic theme 
-generation.
+3. `@ColorInt int getAccentColor(color)` - Calculate accent color based on the given color for 
+dynamic theme generation.
 
-4. `getColorDarkness(color) ` - Calculate darkness of a color.
+4. `@ColorInt int getColorDarkness(color) ` - Calculate darkness of a color.
 
-5. `getContrastColor(color, contrastWithColor)` - Calculate contrast of a color based on the given 
-base color so that it will be visible always on top of the base color.
+5. `@ColorInt int getContrastColor(color, contrastWithColor)` - Calculate contrast of a color 
+based on the given base color so that it will be visible always on top of the base color.
 
-6. `getLessVisibleColor(color)` - Calculate less visible color of a given color.
+6. `@ColorInt int getLessVisibleColor(color)` - Calculate less visible color of a given color.
 
-7. `getTintColor(color)` - Calculate tint based on a given color for better readability.
+7. `@ColorInt int getTintColor(color)` - Calculate tint based on a given color for better 
+readability.
 
-8. `isColorDark(color)` - Detect light or dark color.
+8. `boolean isColorDark(color)` - Detect light or dark color.
 
-9. `shiftColor(color, by)` - Shift a color according to the given parameter.
+9. `@ColorInt int shiftColor(color, by)` - Shift a color according to the given parameter.
 
 ### DynamicDeviceUtils
 
 Helper class to detect device specific features like Telephony, etc.
 
-1. `hasTelephony(context)` - To detect if device has telephony feature or not by using PackageManager.
+1. `boolean hasTelephony(context)` - To detect if device has telephony feature or not by using 
+PackageManager.
 
 ### DynamicDrawableUtils
 
 Helper class to perform Drawable operations.
 
-1. `colorizeDrawable(drawable, wrap, color, mode)` - Colorize and return the mutated drawable so that, 
-all other references do not change.
+1. `void colorizeDrawable(drawable, wrap, color, mode)` - Colorize and return the mutated drawable 
+so that, all other references do not change.
 
-2. `setBackground(view, drawable)` - Set background of a given view in an efficient way by detecting 
-the Android SDK at runtime.
+2. `Drawable setBackground(view, drawable)` - Set background of a given view in an efficient way 
+by detecting the Android SDK at runtime.
 
 ### DynamicLinkUtils
 
 A collection of functions to perform various operations on the URL or to generate intents.
 
-1. `moreApps(context, publisher)` - View other apps of a Publisher in the Google Play or Android 
-Market.
+1. `void shareApp(context, title, message)` - Share application via system default share intent 
+so that user can select from the available apps if more than one apps are available.
 
-2. `rateApp(context)` - View app in the Google Play or Android Market.
+2. `void viewInGooglePlay(context, packageName)` - View app in the Google Play or Android Market.
 
-3. `report(context, appName, email)` - Ask questions or submit bug report to the developer via email.
+3. `void rateApp(context)` - View app in the Google Play or Android Market.
 
-4. `shareApp(context, title, message)` - Share application via system default share intent so that 
-user can select from the available apps if more than one apps are available.
+4. `void moreApps(context, publisher)` - View other apps of a Publisher in the Google Play 
+or Android Market.
 
-5. `viewInGooglePlay(context, packageName)` - View app in the Google Play or Android Market.
+5. `void viewUrl(context, url)` - View any URL in the available app or browser.
 
-6. `viewUrl(context, url)` - View any URL in the available app or browser.
+6. `void report(context, appName, email)` - Ask questions or submit bug report to the developer 
+via email.
 
 ### DynamicPackageUtils
 
 Helper class to get package or app related information.
 
-1. `getAppIcon(context)` - Load application icon from the given context.
+1. `ComponentName getComponentName(context)` - Get component name from the given context.
 
-2. `getAppLabel(context)` - Get application label from the given context.
+2. `CharSequence getAppLabel(context)` - Get application label from the given context.
 
-3. `getAppVersion(context)` - Get application version name from the given context.
+3. `String getAppVersion(context)` - Get application version name from the given context.
 
-4. `getComponentName(context)` - Get component name from the given context.
+4. `Drawable getAppIcon(context)` - Load application icon from the given context.
 
-5. `isSystemApp(applicationInfo)` - To detect the given ApplicationInfo is a system app or not.
+5. `booelan isSystemApp(applicationInfo)` - To detect the given ApplicationInfo is a system app 
+or not.
 
 ### DynamicTaskUtils
 
 Helper class to easily execute or cancel an AsyncTask by handling all the exceptions.
 
-1. `cancelTask(asyncTask)` - Try to cancel the supplied AsyncTask.
+1. `void cancelTask(asyncTask)` - Try to cancel the supplied AsyncTask.
 
-2. `executeTask(asyncTask)` - Try to execute the supplied AsyncTask.
+2. `void executeTask(asyncTask)` - Try to execute the supplied AsyncTask.
 
 ### DynamicVersionUtils
 
 Helper class to detect the Android SDK version at runtime so that we can provide the user 
 experience accordingly.
 
-1. `isGingerbread()` - To detect if the current Android version is Gingerbread or above.
+1. `boolean isGingerbread()` - To detect if the current Android version is Gingerbread or above.
 
-2. `isIceCreamSandwich()` - To detect if the current Android version is Ice Cream Sandwich or above.
+2. `boolean isIceCreamSandwich()` - To detect if the current Android version is Ice Cream Sandwich 
+or above.
 
 ...
 
-10. `isNougat()` - To detect if the current Android version is N or above.
+10. `boolean isNougat()` - To detect if the current Android version is N or above.
 
-11. `isNougatMR1()` - To detect if the current Android version is N_MR1 or above.
+11. `boolean isNougatMR1()` - To detect if the current Android version is N_MR1 or above.
 
 ### DynamicWindowUtils
 
 Helper class to perform Window operations and to detect system configurations at runtime.
 
-1. `getAppUsableScreenSize(context)` - Get the app usable screen size.
+1. `Point getAppUsableScreenSize(context)` - Get the app usable screen size.
 
-2. `getNavigationBarSize(context)` - Get the on-screen navigation bar size.
+2. `Point getRealScreenSize(context)` - Get the real screen size.
 
-3. `getRealScreenSize(context)` - Get the real screen size.
+3. `Point getNavigationBarSize(context)` - Get the on-screen navigation bar size.
 
-4. `isNavigationBarThemeSupported(context)` - Detect support for navigation bar theme.
+4. `boolean isNavigationBarThemeSupported(context)` - Detect support for navigation bar theme.
+
+### DynamicUnitUtils
+
+Helper class to perform unit conversions.
+
+1. `int convertDpToPixels(dp)` - To convert DP into pixels.
+
+2. `int convertPixelsToDp(pixels)` - To convert pixels into DP.
+
+3. `int convertSpToPixels(sp)` - To convert SP into pixels.
+
+4. `int convertPixelsToSp(pixels)` - To convert pixels into SP.
 
 ### Dependency
 
diff --git a/build.gradle b/build.gradle
index 85fbe98..8773098 100644
--- a/build.gradle
+++ b/build.gradle
@@ -33,7 +33,7 @@ ext {
     issueUrl = 'https://github.com/pranavpandey/dynamic-utils/issues'
 
     mavenGroup = 'com.pranavpandey.android'
-    mavenVersion = '0.2.0'
+    mavenVersion = '0.3.0'
     mavenInceptionYear = 2017
     mavenArtifactId = 'dynamic-utils'
     bintrayRepo = 'android'
@@ -47,7 +47,7 @@ ext {
     licenseDistribution = 'repo'
     allLicenses = ["Apache-2.0"]
 
-    versionCode = 2
+    versionCode = 3
 
     buildTools = '25.0.3'
     minSdk = 9
diff --git a/dynamic-utils/build.gradle b/dynamic-utils/build.gradle
index 3b7b94d..eee6866 100644
--- a/dynamic-utils/build.gradle
+++ b/dynamic-utils/build.gradle
@@ -24,7 +24,6 @@ android {
 }
 
 dependencies {
-    compile fileTree(include: ['*.jar'], dir: 'libs')
     compile "com.android.support:support-compat:$androidSupport"
 }
 
diff --git a/dynamic-utils/src/main/java/com/pranavpandey/android/dynamic/utils/DynamicWindowUtils.java b/dynamic-utils/src/main/java/com/pranavpandey/android/dynamic/utils/DynamicWindowUtils.java
index 7073b89..a827943 100644
--- a/dynamic-utils/src/main/java/com/pranavpandey/android/dynamic/utils/DynamicWindowUtils.java
+++ b/dynamic-utils/src/main/java/com/pranavpandey/android/dynamic/utils/DynamicWindowUtils.java
@@ -18,7 +18,6 @@
 
 import android.content.Context;
 import android.graphics.Point;
-import android.os.Build;
 import android.support.annotation.NonNull;
 import android.view.Display;
 import android.view.WindowManager;
@@ -31,34 +30,6 @@
  */
 public class DynamicWindowUtils {
 
-    /**
-     * Get the on-screen navigation bar size.
-     *
-     * @param context Context to get the resources and window service.
-     *
-     * @return On-screen navigation bar in point.
-     *
-     * @see android.content.Context#WINDOW_SERVICE
-     * @see android.graphics.Point
-     */
-    public static Point getNavigationBarSize(@NonNull Context context) {
-        Point appUsableSize = getAppUsableScreenSize(context);
-        Point realScreenSize = getRealScreenSize(context);
-
-        // navigation bar on the right
-        if (appUsableSize.x < realScreenSize.x) {
-            return new Point(realScreenSize.x - appUsableSize.x, appUsableSize.y);
-        }
-
-        // navigation bar at the bottom
-        if (appUsableSize.y < realScreenSize.y) {
-            return new Point(appUsableSize.x, realScreenSize.y - appUsableSize.y);
-        }
-
-        // navigation bar is not present
-        return new Point();
-    }
-
     /**
      * Get the app usable screen size.
      *
@@ -119,6 +90,34 @@ public static Point getRealScreenSize(@NonNull Context context) {
         return size;
     }
 
+    /**
+     * Get the on-screen navigation bar size.
+     *
+     * @param context Context to get the resources and window service.
+     *
+     * @return On-screen navigation bar in point.
+     *
+     * @see android.content.Context#WINDOW_SERVICE
+     * @see android.graphics.Point
+     */
+    public static Point getNavigationBarSize(@NonNull Context context) {
+        Point appUsableSize = getAppUsableScreenSize(context);
+        Point realScreenSize = getRealScreenSize(context);
+
+        // navigation bar on the right
+        if (appUsableSize.x < realScreenSize.x) {
+            return new Point(realScreenSize.x - appUsableSize.x, appUsableSize.y);
+        }
+
+        // navigation bar at the bottom
+        if (appUsableSize.y < realScreenSize.y) {
+            return new Point(appUsableSize.x, realScreenSize.y - appUsableSize.y);
+        }
+
+        // navigation bar is not present
+        return new Point();
+    }
+
     /**
      * Detect support for navigation bar theme.
      *