vui - Mood Tracker is a free iPhone application developed by Diem Phuc An Nguyen. This lifestyle app allows users to easily track and record their mood on a daily basis or for any missed days. With a simple and intuitive interface, vui makes mood tracking a breeze.

The app offers a range of features to enhance the mood tracking experience. Users can select the reasons behind their mood and even add personal notes to their entries, providing a more detailed reflection of their emotions. The mood entries can be viewed in either calendar or list form, allowing for easy navigation and organization.

One of the standout features of vui is the ability to customize the list of reasons. Users can tailor the options to best suit their individual needs and preferences, making the mood tracking process even more personalized.

In addition to tracking mood, vui provides users with an overview of their mood statistics and the reasons behind them. This allows for a deeper understanding of mood patterns and potential triggers.

To ensure the security and privacy of users' data, vui offers in-app authentication with TouchID, FaceID, or a passcode unique to the app. This provides peace of mind for users who want to keep their mood tracking information secure.

vui also includes a reminder notification feature, which helps users stay consistent with their mood tracking. This ensures that no days are missed and provides a gentle nudge to keep the habit going.

For added convenience, vui offers data backup and restore functionality. This allows users to safeguard their mood tracking data and easily transfer it to a new device if needed.

Overall, vui - Mood Tracker is a simple and efficient tool for tracking and understanding one's mood. With its user-friendly interface and thoughtful features, it provides a seamless experience for users looking to gain insights into their emotional well-being.