Lumos Diary

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Lumos Features

Record · AI · Visualization

Lumos transforms daily records into meaningful self-understanding, helping you see yourself over time.

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1. Quick Capture

Capture daily moments effortlessly with text, photos, and locations.

2. Smart Understanding

AI automatically generates titles, tags, and detects emotions to organize your entries.

3. Emotion Petals

Based on Plutchik’s Emotion Wheel, Lumos transforms emotions into intuitive visualizations, revealing your inner state.

4. Emotion Trends

Track emotional changes and long-term patterns through weekly and monthly views.

5. Mood Insights

AI offers gentle suggestions to help you better understand and navigate your emotions.

6. Weekly Letters

Receive a weekly AI-generated letter summarizing your emotions and life moments.

7. AI Companions

AI responds to your entries with different personalities, accompanying your expression over time.

8. Private Chat

Talk with AI anytime to share your thoughts and feelings.

9. Long-term Memory

Lumos gradually understands your emotions and personal context, providing more personalized responses.

10. Quick Search

Easily find past journal entries and important memories.

11. Location Records

Capture where important moments happened, making your memories more vivid.

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12. Emotion Analysis Model

Lumos is based on psychologist Robert Plutchik’s Emotion Wheel:
• Eight basic emotions: Joy, Trust, Fear, Surprise, Sadness, Disgust, Anger, Anticipation
• Each emotion has multiple intensity levels (e.g., Serenity → Joy → Ecstasy)

Helping you understand emotional structures more precisely.

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13. AI Disclaimer

AI-generated analysis and suggestions are for reference only and do not constitute professional advice. Please use your own judgment.

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14. Privacy First

Your journal belongs to you.
• Entries are stored locally on your device
• AI analysis and visualization data are processed locally
• Data is securely synced via iCloud
• You retain full control of your data

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15. Lumos Pro Subscription

Subscribe to Lumos Pro to unlock full AI capabilities and advanced visualization features.
• Auto-renewable subscription (cancel anytime)
• Free trial available
• Managed through your Apple Account

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16. Legal

Privacy Policy
https://lumos-app.notion.site/privacy-en

Terms of Use (EULA)
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/