I use a program called “MixMeister BPM Analyzer” that will analyse the BPM for each MP3.
The result of this analysis is added to the BPM-tag in the MP3.
When I open the analysed MP3 in iTunes for example, I can see this BPM-tag.
But in Zortam Studio Pro, I can’t find this Tag.
More info on this free utility can be found at: