Most Quran Software are consisting of a Quran version and some translations, which users can't choose or change.
For studing purpose this can't help much and the user has to use many software for getting results which has to be written else where. OpenQuran is in this case very easy to use and can be developed the way the user like to. Including own version of Quran and with many translation as possible. Writting own Comments to every Vers in the