常用英文你才不會忘記-英文常用句300句
61
Quality Score
Solid
常用英文你才不會忘記-英文常用句300句
Medium confidence
✍️ bumetric analysis
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常用英文你才不會忘記-英文常用句300句 is an Android app from Davy&Zhen Dong in the Education category, currently rated 4.6★ across 987 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 61: Solid (established niche player). For a Education app, that means established niche player. 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.
💰 Monthly revenue · now vs forecast
● Right now
$500
per month
→
12-mo forecast
$437 – $1575
per month
→
24-mo forecast
$405 – $3644
per month
INDIE 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
ONE-TIME · BUILD
💰 Estimated build cost
$95K
↳ What it cost to build · not monthly revenue
Likely range $70K – $130K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Slow ROI — current MRR is well below build cost
Synthetic estimate. Inputs: category complexity, file size, screen count, monetization layer, platform reach, age × team-size proxy. Calibrated against 2024-2026 indie-agency rate surveys. Full math + source list on /methodology.
Where the money goes
| 🧱 MVP baseline (design + 1-store ship) | +$28K |
| 📱 5 unique screens × $4.5K | +$22K |
| ⚙ Education complexity ×1.20 | +$10K |
| 🌐 Cross-platform reach (iOS + Android) | +$33K |
Total estimate
$95K
👥 Estimated audience size
83K
Lifetime downloads (US-equivalent)
Monthly active
15K
Daily active
4.5K
Synthetic estimate from ratings × category benchmarks. Calibrated against 2024-2026 mobile-attribution retention + DAU/MAU reports. Numbers are US-storefront-equivalent — true global audience can be 5-10× larger for international apps. Full math + source list on /methodology.
How we sized it
| 📲 Education engagement | ~85 installs / rating |
| 🔁 Education D30 retention | 18% |
| 📍 DAU / MAU stickiness | 0.30 |
DAU / MAU
30% sticky
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$500/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
6 months
$426 – $993
12 months
$437 – $1.6K
24 months
$405 – $3.6K
Compound growth at +6.0% MoM (tier baseline for INDIE). Range widens with horizon — typical noise band ±40% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Early-stage solo · 41/100INDIE TIERexpected for tierRevenue Strength
2.7
Product Quality
6.4
Market Position
0.0
Growth Velocity
5.0
Defensibility
6.0
Operational Safety
7.0
Founder Strength
4.7
Monetization Maturity
1.0
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.56★ across 987 reviews — solid.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: ⚠ last update 3277d ago — possibly dormant.
- ⚠️ Risk: Moderate — dormant (3277d since update).
🎯 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 = $9K-$16K. Portfolio play ($1K/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.
🔬Forecast Breakdown — Why This Estimate?Top 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Excellent rating (4.6★)METRIC | +$2,200 | |
| Mature app (11y old)METRIC | +$1,500 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Early-stage install base (987 ratings)METRIC | +$400 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 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.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- 常用英文你才不會忘記-英文常用句300句
- Developer
- Davy&Zhen Dong
- Bundle ID
- com.words300
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- davytw.byethost33.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
- $500/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- Not found
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.
📈Ratings growth987 ratings+20% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
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.
📝 About this app
「常用英文」你才不會忘記Blog- 一直收到讀者的來信，詢問是否可以製作ＡＰＰ，讓同學出國的時候沒有網路也可以隨身看的到常用英文句系列，因而產生了系列免費下載ＡＰＰ。
===========================
出門在外，有準備總比臨時找不到好！
============================
英文常用３００句，是經同學反應目前普遍英文學習ＡＰＰ都很複雜，而且並不會持續恆久使用，希望可以有一個簡單點的英文ＡＰＰ軟體，方便安裝、不需網路也可使用，而且只要內容列出常用的英文句即可，依筆者在國外生活的經驗，英文常用３００句ＡＰＰ基本上一般在國外生活，這三百句就夠用了，特別用字母排序好，讓同學可以在國外生活方便查詢使用.
---------------------------
更新日誌:
1.加入按鍵英文發音 (使用請等待發音完成，再到下一步)
2.按鍵久按可以選擇加入收藏、跟發音重載
3.字元放大
4.修正英文詞語錯誤
2019 Keywords update.
免費英文學習ＡＰＰ系列：(舊版本APK 都會放在APP FB社團 供下載)
===================================
國小畢業必學的300單字 https://goo.gl/6J6tdd… View full description on the official store →
===========================
出門在外，有準備總比臨時找不到好！
============================
英文常用３００句，是經同學反應目前普遍英文學習ＡＰＰ都很複雜，而且並不會持續恆久使用，希望可以有一個簡單點的英文ＡＰＰ軟體，方便安裝、不需網路也可使用，而且只要內容列出常用的英文句即可，依筆者在國外生活的經驗，英文常用３００句ＡＰＰ基本上一般在國外生活，這三百句就夠用了，特別用字母排序好，讓同學可以在國外生活方便查詢使用.
---------------------------
更新日誌:
1.加入按鍵英文發音 (使用請等待發音完成，再到下一步)
2.按鍵久按可以選擇加入收藏、跟發音重載
3.字元放大
4.修正英文詞語錯誤
2019 Keywords update.
免費英文學習ＡＰＰ系列：(舊版本APK 都會放在APP FB社團 供下載)
===================================
國小畢業必學的300單字 https://goo.gl/6J6tdd… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v1.7🔄 updated 0d ago📂 Education💰 Free📺 Ad-supported
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for 常用英文你才不會忘記-英文常用句300句: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by Davy&Zhen Dong
View all →📦 Portfolio summaryINDIE studio
5apps·$1K/mocombined
✓ Diversified — top app contributes 45%; risk spread across portfolio
About this analysis
Why medium confidence: 987 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does 常用英文你才不會忘記-英文常用句300句 make per month?▴
Based on our ML-calibrated revenue forecast, 常用英文你才不會忘記-英文常用句300句 earns approximately $499/mo. This is a US-storefront-equivalent estimate; global revenue can be several times larger for internationally-distributed apps. See the methodology page for the full formula and confidence bands.
What apps are like 常用英文你才不會忘記-英文常用句300句?▴
Browse the full Education category catalog to find similar apps with revenue, build cost, audience and tech stack data. Each /p/{slug} page also shows a Compare side-by-side widget with three peer apps from the same niche.
Who makes 常用英文你才不會忘記-英文常用句300句?▴
常用英文你才不會忘記-英文常用句300句 is published by Davy&Zhen Dong on the Google Play Store. See the full publisher portfolio (other apps by the same developer) via the More by developer block on the product page above.
What is 常用英文你才不會忘記-英文常用句300句's BU Score?▴
常用英文你才不會忘記-英文常用句300句 has a BU Score of 61/100 (Solid). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.