logic express upgrade

The are a number of answers for this question, this is one of them.

Logic Express 9 is no longer available for purchase from Apple. However, the latest version of Logic Pro 9 is available for purchase at the Apple App store. At $199, its a bargain.

NanoGi, you may also look for a second-hand distributive of LE9 if you are specifically looking for it. However, Logic Pro available through the App Store is indeed a better option, as Mactryx pointed out.