JavaZone for iPhone/iPad - some stats

Just been looking at the usage of the iPhone/iPad app for this year's JavaZone for the actual conference days.

  • Yesterday (day 1) we had 820 users
  • Today (day 2) we had 716
  • Over the two days - the app was started 25631 times
  • Unhandled errors causing a full application crash (unable to write to database, some other unexpected state etc) - 6 times.

Sessions divided by model:

1 Apple iPhone 4 12,308 48.0%
2 Apple iPhone 3GS 8,100 31.6%
3 Apple iOS4Device 3,675 14.3%
4 Apple iPhone 3G 839 3.3%
5 Apple iPad 373 1.5%
6 Apple iPod Touch 4G 197 0.8%
7 Apple iPod Touch 2G 79 0.3%
8 Apple iPod Touch 3G 30 0.1%
9 Apple iPhone 29 0.1%
10 Unidentified 1 <0.1%

Note - this data is only available for units that have connected and uploaded - so may change slightly over time.