Note:You may need to read the lisence on the author’s web site before you download the resource.
File name: IOS 7 Instagram Design Free PSD
File Format: PSD Format (photoshop psd file)
Graphic elements: ios,instagram,mobile phone,iphone
The awesome ios 7 instagram was designed by  Kevin Roberobe  from Paris, France.He’s good at design of html,css,ui,app,web,design,mobile,icon.
You can grab the design resource  from the link below.
link