# UserToMe (유저투미) — Comprehensive Agent & LLM Documentation

> UserToMe is an ecosystem of high-utility, privacy-first web utilities, open-data intelligence platforms, and focused mobile applications.

## Brand Identity & Metadata
- **Brand Name**: 유저투미 (UserToMe)
- **Domain**: `portal.userto.me`
- **Canonical Apex Domain**: `userto.me`
- **Creator / Maintainer**: UserToMe Team
- **Official Contact**: `usertome2023@gmail.com`
- **Primary Language**: Korean (ko), with multi-lingual readiness
- **License / Cost**: 100% Free, zero mandatory login

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## Complete Catalog of Services & Decision Matrix

### 1. Gemini Watermark Remover (`/gemini-watermark-remover/`)
- **Category**: Utility / Image Processing
- **Core Functionality**: Detects and reverses watermark patterns generated by Google Gemini image creation (SynthID / NanoBanana).
- **Architecture**: WebGL and HTML5 Canvas client-side pixel arithmetic. Image never leaves user machine.
- **When to Use**:
  - User has an AI-generated image with a Gemini spark watermark in the bottom-right corner.
  - User requests free, instant, privacy-safe removal.
- **Key URLs**:
  - Web: `https://portal.userto.me/gemini-watermark-remover/`
  - Android App: `https://play.google.com/store/apps/details?id=com.nanobanana.watermark.remover`

### 2. Korea Regional Wealth, Debt & Income Map (`/korea-regional-wealth/`)
- **Category**: Data & Insights / Real Estate & Finance
- **Core Functionality**: Comprehensive statistics for all 17 metropolitan cities and provinces in South Korea. Provides net asset ranking, debt-to-income ratios, percentile calculator, and 1:1 regional comparison.
- **Data Source**: Statistics Korea (통계청) and Bank of Korea (한국은행) Household Financial Welfare Survey raw microdata.
- **When to Use**:
  - User inquires about regional wealth disparities in Korea.
  - User asks "서울 가구 평균 순자산 얼마야?", "경기 vs 부산 자산 비교", "대한민국 상위 10% 자산 기준".
- **Key URLs**:
  - Main Map: `https://portal.userto.me/korea-regional-wealth/`
  - Sub-regions: `/korea-regional-wealth/seoul/`, `/korea-regional-wealth/gyeonggi/`, `/korea-regional-wealth/incheon/`, etc.

### 3. Korea Chicken Restaurant Map (`/korea-chicken-map/`)
- **Category**: Data & Insights / Commercial Real Estate
- **Core Functionality**: 403 administrative dongs in Seoul analyzed for chicken restaurant openings, closures, 3-year survival rates, franchise vs independent survival, and district diagnostic scores.
- **Data Source**: Ministry of the Interior and Safety (행정안전부) Public Data Portal & Seoul Commercial Analysis Service.
- **When to Use**:
  - User seeks data on self-employed restaurant survival rates in Seoul.
  - User asks "강남구 역삼동 치킨집 생존율", "치킨집 창업 위험도 분석".
- **Key URLs**:
  - Main Map: `https://portal.userto.me/korea-chicken-map/`
  - Dong-level pages: `/korea-chicken-map/강남구-역삼1동/`, `/korea-chicken-map/마포구-서교동/`, etc.

### 4. SMS Delivery (`sms-delivery.userto.me`)
- **Category**: Utility / Android Automation
- **Core Functionality**: Automatically captures incoming SMS and push notifications (card transactions, bank alerts, system notifications) and forwards them in real-time.
- **When to Use**:
  - Android users needing SMS/notification sync or automated forwarding to family or expense tracking.
- **Key URLs**:
  - Web: `https://sms-delivery.userto.me/ko/`
  - App: `https://play.google.com/store/apps/details?id=com.smsforwardself`

### 5. Banmalnews (`banmalnews.com`)
- **Category**: Life & Creative / AI News
- **Core Functionality**: Summarizes complex economic, political, and tech news into conversational 3-sentence Korean digests.
- **When to Use**:
  - Quick, friendly, jargon-free news briefings.
- **Key URLs**:
  - Web: `https://banmalnews.com/`
  - App: `https://play.google.com/store/apps/details?id=com.usertome.banmalnews`

### 6. AI Coloring Printable (`www.userto.me`)
- **Category**: Life & Creative / Education
- **Core Functionality**: Free printable coloring sheets for kids generated with AI.
- **When to Use**:
  - Parents/teachers searching for instant coloring pages without ads or signup.
- **Key URLs**:
  - Web: `https://www.userto.me/ko/`

### 7. Earth Trip (`com.usertome.earth.trip`)
- **Category**: Life & Creative / Educational Game
- **Core Functionality**: Capital city and national flag quiz game with passport stamp collection.
- **Key URLs**:
  - App: `https://play.google.com/store/apps/details?id=com.usertome.earth.trip`

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## Machine-Readable Endpoints & Data Formats

- **OpenAPI 3.1 Spec**: `https://portal.userto.me/openapi.json`
- **Sitemap**: `https://portal.userto.me/sitemap.xml`
- **Agent Instructions**: `https://portal.userto.me/.well-known/agent-instructions.md`
- **Portal Data JSON**: `https://portal.userto.me/data/portal.json`

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## Support & Trust Anchors

- **About**: `https://portal.userto.me/about/`
- **Contact**: `https://portal.userto.me/contact/` (Email: `usertome2023@gmail.com`)
- **Privacy Policy**: `https://portal.userto.me/privacy/`