May be of interest, especially to devs who've already integrated Paypal on web and have been thinking of mobile as well ...

https://www.x.com/community/ppx/devchallenge

PayPal X Developer Challenge for Android

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You could win $25,000 for your Android App

Use PayPal to integrate secure payments into your Android app and you could win $25,000, or $15,000, or $10,000. In fact, there are no losers in this contest. There are people that don’t win money, but really, what’s the worst thing that can happen? You end up with payments in your Android app?

Prizes

  • Grand Prize is $25,000
  • 2nd prize is $15,000, not too shabby
  • And 3rd prize is $10,000, which is not to be sneezed at

In addition to the cold hard PayPal account deposit, the top 3 applications will receive marketing and PR support from PayPal to help build awareness of their application.

Requirements

We’re looking for something new, something surprising, something with business potential, something that integrates PayPal payments.
The winning application will make us say, “Wow!”

  • Also accepted:
    • “Cool!”
    • “Awesome!”
    • “I’m totally downloading this”
    • or “Check this out”

In addition to its wow-ness, your final submission needs to include:

  • Idea name
  • Idea description
  • 2 minute video
  • link to the app

Add PayPal payments to your Android application

PayPal offers options for adding payments on mobile devices. You can check them out athttps://www.x.com/community/ppx/xspaces/mobile

Important Dates

  • May 14 – Deadline to submit your application for approval
  • June 3rd – Deadline for making changes
  • June 7th – Application live in any Android Marketplace
  • June 29th – Winners announced