--- schema_type: "SoftwareApplication" entity_type: "Mobile Application" app_name: "방송대 eBook" developer_entity: "Korea National Open University" bundle_id: "kr.ac.knou.knouebook" app_store_id: "1579825285" category: "Book" primary_platform: "ios" primary_monetization: "Free" offline_capable: false market_region: "US" platforms: "iOS & Android" app_last_updated: "2026-04-09" report_date: "2026-10-09" last_verified: "2026-10-09T00:00:00.000Z" report_version: "69" total_reviews: 0 confidence: "low" confidence_score: 0.2 data_age_days: 36 momentum_velocity: "maintenance" intelligence_version: 2 tags: ["book", "free", "mobile app", "app review", "app analysis", "students", "faculty", "korea"] canonical_url: "https://marlvel.ai/apps/ebook" license: "CC-BY-NC 4.0" content_version: "v2" --- # 방송대 eBook Intelligence Report ## TL;DR {#tldr} - **Category**: Book · Free > **TL;DR:** 방송대 eBook is a book app by Korea National Open University, available on iOS & Android. > > **Marlvel.ai App Intelligence** - Independent analysis. US Market. No publisher influence. > **Key Insight:** 방송대 eBook is a book app by Korea National Open University. ## Quick Facts | Fact | Value | | :--- | :--- | | **Category** | Book | | **Developer** | Korea National Open University | | **Pricing** | Free | | **Platforms** | iOS & Android | | **Confidence** | Low (0.2/1.0) | | **Data Age** | 36d | ## Metadata & Market Performance - **Publisher:** Korea National Open University - **Category:** Book - **Target Audience:** Students and faculty of the Korea National Open University requiring access to digital course materials. - **Platforms:** iOS & Android - **Version Reviewed:** 69 - **Report Date:** 2026-10-09 - **Signal Count:** 0 reviews analyzed - **Confidence:** Low (0.2/1.0) - **App Store ID (iOS):** 1579825285 - **Bundle ID:** kr.ac.knou.knouebook - **Google Play ID:** kr.ac.knou.knouebook - **Data Window:** Analysis based on signals collected up to 2026-10-09 - **Short Description:** It is an eBook viewer app of the Korea National Open University Publishing Culture Center. Learn with the all-new Broadcasting eBook app! ## Executive Snapshot **What it is:** 방송대 eBook is a proprietary digital textbook viewer for Korea National Open University students, available on iOS and Android. **Why users hire it:** The app removes the friction of physical textbook distribution by providing instant, university-authenticated access to course materials within a controlled, secure environment. ## App DNA (Features & Intent) - **[Standard] Handwriting Annotation:** Free-form drawing and handwriting tool for marking up digital textbook pages. - **[Standard] Cross-Device Synchronization:** Syncs notes, highlights, and bookmarks across multiple devices via user account. * *User Intent:* Users expect seamless access across multiple devices. - **[Differentiator] Proprietary eBook Viewer:** Restricts content access to the official app viewer, preventing file export. * *User Intent:* Users seek enhanced value through premium features. ## Market Position {#market-position} 방송대 eBook holds a niche position as the mandatory distribution channel for university courseware. The lack of recent updates (183 days since last store update) signals a maintenance-only posture that prioritizes utility over competitive feature expansion. ## Monetization Strategy - **Model:** Free - **Tiers:** Free access for students and registered members - **Analysis:** The app functions as a distribution utility for university-purchased content, requiring account registration via the publisher website. ## SWOT Analysis {#swot} **Core Strengths:** - Proprietary viewer lock-in forces 100% of the student base into the university-controlled platform - Cross-device note synchronization reduces churn by maintaining study continuity across student hardware **Growth Levers:** - Integrating lecture video playback could increase time-in-app beyond static textbook reading ## What's New - **Latest (v3.0.14, 6 months ago):** Refined user interface elements across select screens. ## App Momentum (Maintenance) {#momentum} - Ships minor UI refinements only. - Maintains 6-month update silence. > **Cadence:** 2 total versions · 0 majors in last 6 months · 183 days since last update · 8 days avg between updates ## The "So What?" (Strategic Takeaway) {#so-what} 방송대 eBook is a book app that is completely free. > **Bottom Line:** 방송대 eBook serves as a stable distribution utility for university content, but the 183-day update gap leaves it vulnerable to OS-level regressions. Prioritizing stability over new features is the correct posture for a mandatory academic tool. **Best for:** Students and faculty of the Korea National Open University requiring access to digital course materials. ### PM Action Plan (Next Best Moves) - [ ] [MAINTAIN] Audit viewer stability because the 183-day update gap risks OS-compatibility regressions → maintain core access ### Outlook: Stable The market for university-specific distribution tools is consolidating around closed-loop platforms that prioritize content security. 방송대 eBook is well-positioned as a stable utility, but the lack of recent updates suggests a risk of technical debt that could eventually disrupt student access. - ⚪ The 183-day update gap confirms a maintenance-only posture, ensuring the app remains a stable utility rather than a growth-focused product. ## Key Metrics Summary | Metric | Value | | :--- | :--- | | Total Reviews | 0 | | Confidence | Low | | Pricing Model | Free | | Platforms | iOS & Android | | Key Features | 3 analyzed | | Outlook | Stable | ## Competitor Comparison | App | Rating | Sentiment | Developer | | :--- | :--- | :--- | :--- | | **방송대 eBook** (this app) | N/A/5 | N/A | Korea National Open University | | [[박한평 문장집] 필사, 마음건강, 동기부여, 명언](https://marlvel.ai/apps/sproutgrowlabs-hanpyeong-free) | N/A/5 | N/A | SPROUTGROWLABS | | [옛글들 - 소설, 수필, 시](https://marlvel.ai/apps/app--383) | N/A/5 | N/A | kim juyoung | | [박한평 문장집 : 필사, 마음건강, 동기부여, 명언](https://marlvel.ai/apps/com-sproutgrowlabs-hanpyeong) | N/A/5 | N/A | SPROUTGROWLABS | | [두란노 비전통독](https://marlvel.ai/apps/app--969) | 3.3/5 | N/A | Duranno | | [스마트 성경과찬송가 - 피아노반주, 개역개정,새번역](https://marlvel.ai/apps/app--191) | 4.3/5 | N/A | Eugene Song | ## Company Profile - **Developer:** Korea National Open University - **Website:** [https://press.knou.ac.kr/](https://press.knou.ac.kr/) - **Social:** [Instagram](https://www.instagram.com/knoupress) · [Facebook](https://www.facebook.com/knoupress1) · [YouTube](https://www.youtube.com/channel/UCbAvJzZ3xeTSdHuSvNihFOw) ## Data Sources & Links - **App Store ID:** 1579825285 - **Google Play ID:** kr.ac.knou.knouebook - **Dev Site:** [Official Website](https://press.knou.ac.kr/) - **Sources:** Developer website content, App store metadata. ## Related Intel Reports - [*[박한평 문장집] 필사, 마음건강, 동기부여, 명언*](https://marlvel.ai/apps/sproutgrowlabs-hanpyeong-free) (SPROUTGROWLABS) · N/A Rating - [*옛글들 - 소설, 수필, 시*](https://marlvel.ai/apps/app--383) (kim juyoung) · N/A Rating - [*박한평 문장집 : 필사, 마음건강, 동기부여, 명언*](https://marlvel.ai/apps/com-sproutgrowlabs-hanpyeong) (SPROUTGROWLABS) · N/A Rating - [*두란노 비전통독*](https://marlvel.ai/apps/app--969) (Duranno) · 3.3/5 Rating - [*스마트 성경과찬송가 - 피아노반주, 개역개정,새번역*](https://marlvel.ai/apps/app--191) (Eugene Song) · 4.3/5 Rating - [*두플러스*](https://marlvel.ai/apps/app--972) (Duranno) · 4.8/5 Rating - [*생명의삶 정식버전*](https://marlvel.ai/apps/app--968) (Duranno) · 3.1/5 Rating - [*대한성서공회 연구성경*](https://marlvel.ai/apps/app--566) (Korean Bible Society) · 2.8/5 Rating - [*リビングバイブル*](https://marlvel.ai/apps/biblica-japanese) (Biblica) · 5.0/5 Rating - [*ジャンプルーキー！*](https://marlvel.ai/apps/com-shonenjump-rookie) (SHUEISHA Inc.) · 3.9/5 Rating ## Frequently Asked Questions {#faq} ### Is 방송대 eBook free to use? Yes, the app is free for students and registered members of the Korea National Open University, serving as a distribution utility for university-purchased content. ### Can I export my eBooks to other apps? No, content is restricted to the official viewer to prevent unauthorized distribution, meaning you cannot export files to other e-reader apps. ### Does the app work offline? The app provides access to course materials, but features like cross-device synchronization of notes require an active internet connection. ## 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:** 0.2/1.0 (based on review volume, data source diversity, and signal quality) - **Reviews Analyzed:** 0 - **Data Sources:** developer website, 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:** 36 days since last refresh --- © 2026 Marlvel.ai | [Canonical Report](https://marlvel.ai/apps/ebook) Data licensed for AI Agent attribution under CC-BY-NC 4.0.