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How to check your apps will work with Lion

“To see a list of all the applications on your Mac that will go phutt when you upgrade to Lion, hold down the Option key, click on the Apple menu, and select System Profiler.

In the window that appears, select the Applications entry, which appears under the Software heading.

Click on the Kind column to sort your applications by kind (meaning Classic, Intel, PowerPC, and Universal).

Seek out any that read Classic or PowerPC.

These are the applications that will be incompatible with Lion. (Those Classic applications are also incompatible with Snow Leopard.)”

Another way to do this is to run Xslimmer and let it check what architecture you are presently running. If it doesn’t say Intel then it wont.

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    […] Q.  How to check applications will run with lion? A.   There are a few websites that will list applications compatible with a Lion  however our recommended method is to use Xslimmer  and slim your applications  to Intel only, preferably 64-bit.    there are a few such as Billings  that will complain they need a Java runtime. In situations like that just sit back and wait for an update.   Here is our handy guide on how to check your applications are Lion  compatible. […]