0
Quality Score
Niche
賴世雄大學英語四級必背詞彙
✍️ bumetric analysis
“
賴世雄大學英語四級必背詞彙 is an Android app from Otek International Inc. in the Education category, currently rated — across few ratings. Initial signal reads as no scraped reviews yet: judgment based on metadata only.
Quality Score is 0: Niche (micro-niche or pre-traction stage). For a Education app, that means micro-niche or pre-traction stage. The full BU Investment Matrix below scores 8 dimensions including monetisation, growth, and operational risk.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
💰 Revenue · today and ahead
Today
$5.0K/mo
In 12 months
$5.2K – $10.8K
In 24 months
$6.4K – $19.2K
MID tier
💡 Grow this revenue
Free AI audit of this app’s store listing
- Title & subtitle keyword fit
- Description hook & conversion structure
- Screenshots, ratings, reviews strategy
Typical impact: +2-5× organic installs
📊 Performance Tracking LIVE
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$5.0K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
Direction
Headwinds: rating drift may slow acquisition
6 months
$4.7K – $7.9K
12 months
$5.2K – $10.8K
24 months
$6.4K – $19.2K
Compound growth at +4.0% MoM (tier baseline for MID). Range widens with horizon — typical noise band ±25% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Below median · 50/100MID TIERunderperforming peersRevenue Strength
3.7
Product Quality
0.0
Market Position
0.0
Growth Velocity
5.0
Defensibility
9.4
Operational Safety
10.0
Founder Strength
7.2
Monetization Maturity
5.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: None★ across 0 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Low — no material risk signals detected.
🎯 For competitors: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $90K-$160K. Portfolio play ($46K/mo combined) commands premium.
Composite of 8 dimensions computed deterministically from public signals — no LLM, every score traces back to a measurable input. Default weights shown; "compete" / "acquire" / "invest" lenses re-weight without re-fetching.
Range:
💰 Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 vVaries with device📂 Education💰 Free📺 Ad-supported💎 IAP $3.99 per item🚀 Launched 2018 (7y old)
📝 About this app
Transwhiz 發行，名師賴世雄系列優質英語學習 app。
本 app 課程內容搜集四級擬真考題高頻單字片語及用法。課程內容秉持賴老師一貫嚴謹態度，單字解說詳盡，內容豐富，包含片語、衍生字、同/反義字、容易混淆字、和搭配用法等說明，單字與例句也均有道地美式發音。本課程的另一大特色是由新生代英語型男 Johnny 以流利的美式英語為同學們講解單字用法，通過幽默風趣的教學方式能讓學習效率加倍，絕不枯燥！
專為增強學習效果設計的記憶練習和測驗練習，讓您背單字更有效率也更容易！支援連續播放及背景播放功能，讓您有效利用零碎時間增強自己的單字功力。本 app 內容翔實，功能實用，是您提升英文單字實力最佳工具！
本 app 檔案超過 100M，須使用 wi-fi 才能下載。
app 特色：
* 收錄四級擬真考題高頻單字片語及用法，一網打盡所有可能在考試出現的重點單詞。
* 每個單字、片語和例句等都有專業美籍播音員真人發音。
* 大量補充常用搭配字詞、用法和例句，以強化對單字的印象。
* 綜合比較易混淆的字並舉例說明。
* 使用者可依需要調整發音速度。
* 獨特的科學化記憶方法，讓學過的單字過目不忘。
* 搭配精心設計的測驗練習，確保學習成果。
* 可將要加強的單字放入生字本，再特別加強記憶和練習。
* 可自建使用者單字，並且作記憶和測驗練習。… View full description on the official store →
本 app 課程內容搜集四級擬真考題高頻單字片語及用法。課程內容秉持賴老師一貫嚴謹態度，單字解說詳盡，內容豐富，包含片語、衍生字、同/反義字、容易混淆字、和搭配用法等說明，單字與例句也均有道地美式發音。本課程的另一大特色是由新生代英語型男 Johnny 以流利的美式英語為同學們講解單字用法，通過幽默風趣的教學方式能讓學習效率加倍，絕不枯燥！
專為增強學習效果設計的記憶練習和測驗練習，讓您背單字更有效率也更容易！支援連續播放及背景播放功能，讓您有效利用零碎時間增強自己的單字功力。本 app 內容翔實，功能實用，是您提升英文單字實力最佳工具！
本 app 檔案超過 100M，須使用 wi-fi 才能下載。
app 特色：
* 收錄四級擬真考題高頻單字片語及用法，一網打盡所有可能在考試出現的重點單詞。
* 每個單字、片語和例句等都有專業美籍播音員真人發音。
* 大量補充常用搭配字詞、用法和例句，以強化對單字的印象。
* 綜合比較易混淆的字並舉例說明。
* 使用者可依需要調整發音速度。
* 獨特的科學化記憶方法，讓學過的單字過目不忘。
* 搭配精心設計的測驗練習，確保學習成果。
* 可將要加強的單字放入生字本，再特別加強記憶和練習。
* 可自建使用者單字，並且作記憶和測驗練習。… View full description on the official store →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- 賴世雄大學英語四級必背詞彙
- Developer
- Otek International Inc.
- Bundle ID
- com.otek.ivywordlevel4tch
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- www.transwhiz.com
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $98/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $3.99 per item
Founder
Founder data not yet collected for this app.
Funding
Funding data not yet collected for this app.
Press & Links
Press & Links data not yet collected for this app.
Contacts & Socials
Contacts & Socials data not yet collected for this app.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
More by Otek International Inc.
View all →📦 Portfolio summaryINDIE studio
28apps·$46K/mocombined
✓ Diversified — top app contributes 11%; risk spread across portfolio
Full revenue analysis
Read the article-style breakdown for 賴世雄大學英語四級必背詞彙: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.