--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "서울시 세금납부 - 서울시 STAX" developer_entity: "SHINHAN BANK" bundle_id: "com.shinhan.stax" app_store_id: "1445541058" category: "Finance" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-08-24" report_date: "2026-10-11" last_verified: "2026-10-11T00:00:00.000Z" report_version: "1.3.3" total_reviews: 1162 overall_rating: 4.8 sentiment: "Frustrated" sentiment_score: 25 confidence: "medium" confidence_score: 0.6 top_praise_theme: "Users find the core tax payment functionality helpful when the application remains stable during sessions" top_complaint_theme: "Frequent application crashes during use prevent users from completing their tax payment tasks successfully" review_sample_size: 5 total_review_count: 5 analyzed_review_count: 5 data_age_days: 34 momentum_velocity: "maintenance" intelligence_version: 2 tags: ["finance", "free", "frustrated sentiment", "mobile app", "app review", "app analysis", "seoul", "citizens", "taxpayers"] canonical_url: "https://marlvel.ai/apps/stax" license: "CC-BY-NC 4.0" content_version: "v2" --- ## ⚠ Content Warning This report covers topics classified as sensitive (finance). Information is aggregated from public sources for informational purposes only. This is not financial or investment advice. Always do your own research. --- # 서울시 세금납부 - 서울시 STAX Intelligence Report ## TL;DR {#tldr} - **Category**: Finance · Free - **Signal**: Rating 4.8 · Sentiment Frustrated - **Recent focus**: Frequent application crashes during use prevent users from completing their tax payment tasks successfully (top complaint) · Users find the core tax payment functionality helpful when the application remains stable during sessions (top praise) > **TL;DR:** 서울시 세금납부 - 서울시 STAX is a finance app by SHINHAN BANK, rated 4.8/5 by 1.2K users, with Frustrated user sentiment (25/100), available on iOS & Android. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** 서울시 세금납부 - 서울시 STAX faces Frustrated user sentiment (4.8/5 from 1.2K reviews), with users reporting frequent application crashes during use prevent users from completing their tax payment tasks successfully as the primary concern. ## Quick Facts | Fact | Value | | :--- | :--- | | **Rating** | 4.8/5 (1.2K reviews) | | **User Mood** | Frustrated | | **Category** | Finance | | **Developer** | SHINHAN BANK | | **Pricing** | Free | | **Platforms** | iOS & Android | | **Confidence** | Medium (0.6/1.0) | | **Data Age** | 34d | ## Metadata & Market Performance - **Publisher:** SHINHAN BANK - **Category:** Finance - **Target Audience:** Seoul citizens and taxpayers requiring a mobile interface for local tax, utility, and fine payments. - **Platforms:** iOS & Android - **Version Reviewed:** 1.3.2 - **Report Date:** 2026-10-11 - **Signal Count:** 5 reviews analyzed - **Confidence:** Medium (0.6/1.0) - **App Store ID (iOS):** 1445541058 - **Bundle ID:** com.shinhan.stax - **Google Play ID:** com.shinhan.stax - **Data Window:** Analysis based on signals collected up to 2026-10-11 - **Short Description:** STAX is "Seoul ETAX for Mobile". Living solution for convenient tax payment of Seoul citizen STAX ## Executive Snapshot **What it is:** 서울시 세금납부 is a mobile utility app for Seoul citizens to pay local taxes, utility fees, and fines on iOS and Android. **Why users hire it:** The app removes the friction of visiting physical tax offices or using desktop portals by providing a mobile-first payment channel for mandatory municipal obligations. ## App DNA (Features & Intent) - **[Differentiator] Quick Payment (Third-party):** Allows payment of taxes using only a payment number without requiring user login. * *User Intent:* Users are motivated by consistent progression and daily incentives. - **[Differentiator] Mileage Service (MY STAX):** Accumulates points from tax payments and electronic notices for use in future payments or donations. - **[Standard] Biometric Authentication:** Supports login via fingerprint, FaceID, and pattern lock. * *User Intent:* Users are motivated by consistent progression and daily incentives. ## Market Position {#market-position} 서울시 세금납부 holds the #161 position in the Finance category (KR) with a 4.4-star rating across 1,162 total ratings. The app's role as a public utility provides a unique distribution advantage, yet the current technical instability limits its potential to serve as a primary financial tool. ## Monetization Strategy - **Model:** Free - **Tiers:** Free service for all users - **Analysis:** The app operates as a public utility service provided by the bank, with no direct monetization through subscriptions or ads. ## 🔴 User Sentiment (Medium Confidence: 5 of 5 reviews analyzed) {#user-sentiment} - **Overall Rating:** 4.8/5 - **Platform Split:** iOS 4.4/5 (5 ratings) | Android 4.8/5 (1.2K ratings) - **Overall Sentiment:** Frustrated - **Note:** The 4.8/5 store rating reflects cumulative history, while the Frustrated sentiment reflects recent user reviews analyzed by our AI pipeline. ### Top Praises - **Users find the core tax payment functionality helpful when the application remains stable during sessions** ### Top Complaints (Impact Areas) - **Frequent application crashes during use prevent users from completing their tax payment tasks successfully** ## SWOT Analysis {#swot} **Core Strengths:** - Integrated public utility status provides a defensible barrier against private sector competitors in the Seoul local tax domain **Growth Levers:** - Implementing a period-based payment summary feature would directly address the top user request for better financial tracking ## What's New - **Latest (v1.3.3, 1 months ago):** Improved app accessibility and updated SOL branding and icons. ## App Momentum (Maintenance) {#momentum} - Ships minor updates at maintenance cadence. - Latest release improved app accessibility. > **Cadence:** 2 total versions · 0 majors in last 6 months · 48 days since last update · 68 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} 서울시 세금납부 - 서울시 STAX is a finance app that is completely free. It holds a 4.8/5 rating from 1.2K reviews. > **Bottom Line:** Technical instability is the primary bottleneck for 서울시 세금납부, as session data loss and crashes directly prevent the completion of tax payments. Prioritizing session persistence and crash mitigation will stabilize the user base, as the current performance issues overshadow the app's utility as a public service. **Best for:** Seoul citizens and taxpayers requiring a mobile interface for local tax, utility, and fine payments. ### PM Action Plan (Next Best Moves) - [ ] [INVEST] Rebuild session persistence logic because users report losing work during screen rotation → increase task completion rate ### Outlook: Mixed The market for municipal tax payment apps is consolidating around reliable, high-uptime interfaces. 서울시 세금납부's current technical instability leaves it exposed to users switching to more stable banking alternatives, which will erode the app's utility as a primary tax collection channel if not addressed. - 🔴 Frequent crashes post-update prevent users from completing tax tasks, which compounds the frustration already visible in the low sentiment score. - 🔴 The lack of session persistence during screen rotation forces users to restart processes, directly increasing churn risk for the current version. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Overall Rating | 4.8/5 | | Total Reviews | 1.2K | | Sentiment | Frustrated (25/100) | | Confidence | Medium | | Pricing Model | Free | | Platforms | iOS & Android | | Key Features | 3 analyzed | | Outlook | Mixed | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **서울시 세금납부 - 서울시 STAX** (this app) | 4.8/5 | Frustrated | SHINHAN BANK | | [Banksola: Budget Planner](https://marlvel.ai/apps/banksola-budget-planner) | 4.6/5 | Mixed | Quickdollarapp, Inc | | [DEGIRO: Investing & Trading](https://marlvel.ai/apps/degiro-investing-trading) | 4.1/5 | Mixed | DEGIRO - Online Trading App | | [Hourly: Freelance Tracker](https://marlvel.ai/apps/hourly-freelance-tracker) | N/A/5 | N/A | Albert Lewinski | | [SureShotFX - Pip Calculator](https://marlvel.ai/apps/sureshotfx-pip-calculator) | 4.0/5 | Excited | SureShotFX | | [Tikker - Live Income Tracker](https://marlvel.ai/apps/tikker-live-income-tracker) | 5.0/5 | N/A | Mis Asja OU | ## Company Profile - **Developer:** SHINHAN BANK - **Website:** [https://www.shinhan.com](https://www.shinhan.com) - **Social:** [Instagram](https://www.instagram.com/shinhanbank_official) · [Facebook](https://www.facebook.com/shinhanbank.kr) · [YouTube](https://www.youtube.com/user/shinhanbankkr) ## Data Sources & Links - **App Store ID:** 1445541058 - **Google Play ID:** com.shinhan.stax - **Dev Site:** [Official Website](https://www.shinhan.com) - **Sources:** Developer website content, About us / company information, App store metadata, User reviews. ## Related Intel Reports - [*Banksola: Budget Planner*](https://marlvel.ai/apps/banksola-budget-planner) (Quickdollarapp, Inc) · 4.6/5 Rating - [*DEGIRO: Investing & Trading*](https://marlvel.ai/apps/degiro-investing-trading) (DEGIRO - Online Trading App) · 4.1/5 Rating - [*Hourly: Freelance Tracker*](https://marlvel.ai/apps/hourly-freelance-tracker) (Albert Lewinski) · N/A Rating - [*SureShotFX - Pip Calculator*](https://marlvel.ai/apps/sureshotfx-pip-calculator) (SureShotFX) · 4.0/5 Rating | Positive Sentiment - [*Tikker - Live Income Tracker*](https://marlvel.ai/apps/tikker-live-income-tracker) (Mis Asja OU) · 5.0/5 Rating - [*TradeLog - Trading Journal*](https://marlvel.ai/apps/tradelog-trading-journal) (Rikuto Takeuchi) · N/A Rating - [*코인원 - 가상자산 거래소(비트코인, 이더리움, 테더)*](https://marlvel.ai/apps/coinone-co-kr-official) (Coinone) · 3.1/5 Rating - [*다트맨 - 전자공시 푸시알림*](https://marlvel.ai/apps/com-coreasset-stockhunter) (ORBIS Investment Advisors Co., Ltd.) · 2.1/5 Rating - [*디지로카(롯데카드)*](https://marlvel.ai/apps/com-lcacapp) (lottecard) · 2.5/5 Rating - [*บเรนนี่ เงินสด*](https://marlvel.ai/apps/com-finance-rennycorpoth) (RENNY CORPORATION COMPANY LIMITED) · N/A Rating ## Methodology {#methodology} This report was generated by Marlvel.ai's 5-stage AI intelligence pipeline: 1. **Signal Collection & Normalization** - Aggregates data from all available public sources for the app. Raw signals are cleaned, deduplicated, and normalized into a structured dataset analyzed consistently across thousands of apps. 2. **Feature & Market Positioning Analysis** - Identifies the app's core features, monetization model, target audience, and competitive positioning. Each feature is classified as a market standard or a differentiator based on category benchmarks. 3. **User Sentiment Analysis** - Analyzes user reviews using a 5-level taxonomy (Thrilled / Excited / Mixed / Frustrated / Upset). Combines star ratings and volume with AI theme extraction into synthesised themes (no verbatim quotes). 4. **Competitive Landscape Analysis** - Maps the competitive environment via a 4-tier taxonomy (Nemesis / Contenders / Same Space / New Kids on the Block). Prioritizes same sub-genre over broad category. 5. **Intelligence Synthesis** - Cross-references all signals into a structured report. Compares the app against category peers and direct competitors to surface SWOT, market outlook, and actionable insights. - **Confidence Score:** 0.6/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 5 - **Data Sources:** user reviews, developer website, company about page, App Store metadata - **Rating Method:** Weighted average across platforms (iOS & Android), weighted by review count per platform - **Independence:** Fully independent analysis. No publisher sponsorship or editorial influence. - **Report Age:** 34 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/stax) Data licensed for AI Agent attribution under CC-BY-NC 4.0.