Archived App (Last seen on 23 Jun 2025)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
Data Diary is a companion app for participants in VTTI research studies. Data Diary allows participants to record recent drug and alcohol use to be used for research purposes.
Your privacy is important to us. All data entered into this application is fully encrypted prior to and during transmission to VTTI's data center.
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What's New in VTTI Data Diary
1.1.0
February 1, 2022
The workflow for the Quantisal Swab activity has been improved and the ability to have the app remind you to do the swab later has been added.
