Added Mockup link

README.md

@@ -1,6 +1,6 @@
 # 🔥🔥 Flutter Social App Concept [![PRs Welcome](https://img.shields.io/badge/PRs-welcome-brightgreen.svg?style=flat-square)](http://makeapullrequest.com)
 
-Flutter representation of a Social App Concept i found in Uplabs.
+Flutter representation of a Social App Concept i found on Uplabs.
 
 Star⭐ the repo if you like what you see😉.
 
@@ -9,6 +9,9 @@ Images are from [Unsplash](https://unsplash.com)
 
 <a href="ss/app.apk"><img src="https://playerzon.com/asset/download.png" width="200"></img></a>
 
+[Link to Mockup](https://www.ls.graphics/free/simple-iphone-x-mockups)
+
+
 ## 📸 ScreenShots
 
 <img src="ss/1.png"/>