Blue Cat's FreqAnalyst is a spectrum analyzer plug-in to more closely examine different audio signals in real time. Look at variations at high frequencies in real time to see where there may be problems in the sound wave. See the most important parts of the spectrum up close. Customize the interface to how you want using the skinning language that is used in similar audio applications. This free version excludes a number of attractive features that are lacking from this one. Nonetheless, the package is worth trying out if the features meet your needs.

Blue Cat's FreqAnalyst Key Features:

• Frequency spectrum analyzer
• See visual spectrum outputs in real time
• Free version
• Requires VST or DirectX compatible host application

Blue Cat's FreqAnalyst is a frequency analyzer that is free but leaves of the most interesting features.