1Thing

The app guides users to focus on a single, self‑selected goal each day. After writing the most important task, the user answers two validation questions; a positive response locks the goal for the entire day, preventing later changes. Throughout the day a reminder prompts progress, and at day’s end the user marks the goal as completed or records why it was missed, then can generate a shareable image summarising the achievement.

All data remain on the iPhone, with no cloud sync, accounts, or advertising. A weekly history view shows completion rates and streaks, while simple metrics help users reflect on patterns. The interface consists of four steps—define, commit, execute, celebrate—designed to keep interaction minimal.

Targeted at individuals seeking a minimalist productivity tool, the software offers a one‑time purchase model without subscriptions, providing lifelong updates for a $1.99 fee.