April 2012
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Day April 5, 2012

[Sponsor] One More Thing – iOS Conference

Interested in the design, development and business of iOS apps? At One More Thing, our goal is to get developers confident, psyched, and ready to move from dreaming of making apps to just doing it. Learn from awesome developers & designers such as:

  • Loren Brichter (Tweetie/ex-Twitter)
  • Neven Mrgan (designer at Panic)
  • Karl von Randow (lead developer on Camera+)
  • Raphael Schaad (engineer at Flipboard)
  • Matt Rix (Trainyard)
  • Shaun Inman (Last Rocket)

and many more…

They’ll be in Melbourne, Australia on the 25th & 26th of May, 2012. Register before April 12th for discounted early-bird pricing.

Half of US iPhones are repeat purchases

Canaccord Genuity analyst Mike Walkley writes in a note to clients today. “In fact, we believe iPhones are outselling all other smartphones combined at Sprint and AT&T and selling at roughly equal volume to all Android smartphones at Verizon.”

via iPhone Tops Sales Charts at Each of Its U.S. Carriers – John Paczkowski – Mobile – AllThingsD.

That’s useful data. Mainly because we can use it in combination with comScore data that tracks a different market measure. comScore’s MobiLens service tracks US mobile installed base. By measuring the difference between their stats one month to the next, one can measure the gain in a particular platform.

Comparing that gain with the sell-through rate in the same period can yield a figure for the number of units sold as upgrades vs. those sold to new users.