I use Requisite Pro from Rational software (http://www.rational.com) and it is compatible with Rational Rose or Visual Modeler and it does the trick for me. It's not cheap: US$1295, but for the sorts of projects I use it for (large ones) it's been invaluable.

>I'm looking for something that could help me to record information related to data analysis(app requirements, reports needed, etc.). Does anyone know about such a tool?