A Guide to Using Onuri: Notes & Second Brain as a Seamless Memory Retrieval Tool for iPhone

In this guide, I will walk you through how the app I built for iPhone, Onuri: Notes & Second Brain , acts as an effortless retrieval tool for your memories—keeping the things that matter right at your fingertips.

✍️ Step 1: Write a New Entry

To begin, simply tap the + button on the Home Page to open a New Entry .

As you type naturally, Onuri’s private on-device intelligence works quietly behind the scenes. It extracts core contextual terms and turns them into color-coded keyword pills anchored to the bottom of your text field:

Pill Indicator Category What It Recognizes

🟣 Purple People Friends, family, colleagues, or network connections

🟢 Green Places Cities, venues, specific locations, or travel spots

🔵 Blue Topics Broad themes, core subjects, and connected terms

🟡 Yellow Dates Specific calendar dates, seasons, or years

🔴 Red Times Relative signals like morning, evening, or specific hours

Once you save…