Design help pages for android mobile app

I have a android app, that is already published in app store. Need a good help pages to integrate with the same. The help page should describe, with images, what actions are provide in each view of the app. ex: To delete an entry, long press and you get a menu options on the top with a delete icon. The description should be illustrate with an image, with less of a text. you can download the app here [login to view URL] Please submit your quote along with a sample.