-IEP Scheduler: Great tool to assist with keeping track of the exact dates of upcoming IEPs, evaluations, or specific timelines for initial evaluations.
Age Finder determines the student's chronological age
Percent Right calculates the percentage correct during trials
Tx Tools is definitely an app to favorite, especially since it is free and more utilities and improvements will be added in the future. Also check out some different ways that you could incorporate this app into your therapy sessions.