The Imperishable Evolution

If you can read german, here are reviews from the german print magazine "iPhone & Co." for Aromatic & City Wave apps:

Get it while it's hot [iTunes link]! Just point your iPhone 3GS in any direction and see detailed information about found places like current weather conditions or last tweets. Tap the city name to pause magnetometer. And don't forget to stay away from any interference! Read more...

I've just submitted my 3rd iPhone application to the app store and it's called City Wave. It uses magnetometer (yes, you need iPhone 3GS), weather and twitter services. More coming soon!