Companion Journal logo Companion Journal
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In three lines a day,
your mind becomes clearer.

Companion Journal (AI × 3-Line Journal) gently analyzes just three short lines and reflects back your emotional flow, thought patterns, and small signs of change—like a journal that stays close to you. Busy days are okay. Inconsistent days are okay. In a few dozen seconds, you can build a quiet trace of your inner life.

Download on the App Store
Companion Journal journal entry screen screenshot

Preview

App screenshots

See real screen examples for journaling, AI insights, and reflection.

Journal entry screen
A journal UI you can complete in three lines
AI comment screen
Gentle, supportive AI comments
Emotion highlight screen
Progress you can see

What is a 3-line journal?

By fitting your day into just three short prompts—like “something that went well,” “something on your mind,” and “one free line”—you can capture movement in your feelings without over-organizing it. A simple habit that leaves just enough space.

AI insights that “stay gentle”

Companion Journal’s AI isn’t here to judge or label you—it’s a companion that offers prompts for noticing. It summarizes soft tendencies from your words and returns perspectives that can nourish your mind.

Emotion analysis

Estimates your primary emotional tone from your phrasing. Helps you notice recurring emotional waves.

Positive/negative balance

Visualizes the balance of upbeat vs. negative expressions so you can reflect: “What lens did I have this week?”

Habit awareness

Highlights repeated actions, people, and places. Your energy sources and stressors become clearer.

Example of a supportive message

“This week, the word ‘tired’ appears a bit more often. If you can reserve just one small window to rest, recovery may come easier. You wrote ‘it was fun’ about taking a walk last week—could you fit in another short walk?”

Gentle features to help you continue

Designed to never blame “days you couldn’t write,” and to quietly stack “days you did.” We lowered the barrier to making it a habit.

A UI that’s easy to write in

Only three input boxes. Light guidance on length, and an “if you wrote it, it counts” feel.

Push notifications

A soft reminder like: “Want to put today into words?”

Calendar view

Watching days fill in creates small wins. Color-coding emotions helps you see your flow.

Your self accumulates

A timeline that increases clarity when you reread: “Oh, that’s how I felt back then.”

What users say

“I used to quit because I tried to write long entries every time. Here it’s just three lines, so it feels easy. The AI comments were gentle, and I started paying attention to resting on weekends.”

Office worker / 29

“The more stressed I am, the harder it is to write. The app told me ‘words related to tension are increasing lately,’ and that helped me take a deep breath earlier.”

Graduate student / 24

“I realized I write more positive things than I expected. It softened my self-criticism a little.”

Freelancer / 34

From three small lines to gentle self-understanding.

Want to leave a tiny trace of today’s words? A calm hint for tomorrow’s you can start right here.

Download on the App Store

Contact

Contact us

If you have questions, feedback, or feature requests, feel free to email us at the address below. We typically reply within about 3 business days.

Email us

If your mail client doesn’t open, copy remonent59+CompanionJournalSupport@gmail.com.