영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업
46
Quality Score
Emerging
영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업
Medium confidence
✍️ bumetric analysis
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영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업 is an Android app from 정직한 마음이 닿는 곳 in the Social category, currently rated 3.3★ across 303 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 46: Emerging (early traction worth watching). For a Social app, that means early traction worth watching. 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
$200
per month
→
12-mo forecast
$100 – $931
per month
→
24-mo forecast
$100 – $2790
per month
MICRO 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
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$135K
↳ What it cost to build · not monthly revenue
Likely range $100K – $180K
$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 |
| ⚙ Social complexity ×1.70 | +$35K |
| 🌐 Cross-platform reach (iOS + Android) | +$47K |
Total estimate
$135K
👥 Estimated audience size
27K
Lifetime downloads (US-equivalent)
Monthly active
6.7K
Daily active
3.6K
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
| 📲 Social engagement | ~90 installs / rating |
| 🔁 Social D30 retention | 25% |
| 📍 DAU / MAU stickiness | 0.55 |
DAU / MAU
54% sticky
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$200/mo · ML-estimated from 234 triggers
Growth rate
+8.0% MoM · MICRO tier baseline (compound monthly)
Direction
Headwinds: low defensibility moat
6 months
$127 – $508
12 months
$100 – $931
24 months
$100 – $2.8K
Compound growth at +8.0% MoM (tier baseline for MICRO). Range widens with horizon — typical noise band ±60% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Insufficient data · 37/100MICRO TIERtoo early to scoreGrowth Velocity
5.0
Founder Strength
3.5
Product Quality
5.5
Revenue Strength
2.3
Monetization Maturity
1.0
Defensibility
2.0
Market Position
0.0
Operational Safety
10.0
- 💰 Revenue: Marginal — $0 - $500/mo · MICRO tier · indicative confidence, trajectory unclear.
- ⭐ Quality: 3.9★ across 200 reviews — below category median.
- 📍 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 = $3K-$6K. Portfolio play ($300/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:
| Below-average rating (3.3★)METRIC | −$1,500 | |
| Established app (5y old)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Early-stage install base (303 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
- 영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업
- Developer
- 정직한 마음이 닿는 곳
- Bundle ID
- com.engel88617.gammateapp
- App Store URL
- Open in App Store
- Category
- Social
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- letsdoup.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
- $301/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 growth303 ratings+101% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (36 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
Let’s Do Up English study solution that allows even beginners to speak immediately just by listening.
Easy and fast English listening and speaking repetitive learning
All are available immediately for free without registration.
Anyone can easily listen and speak English.
Equipped with English study using the latest ChatGpt API function, you can converse with an AI teacher by asking questions and have English conversations without an English teacher.
- You can learn English conversation through the included daily English conversation learner.… View full description on the official store →
Easy and fast English listening and speaking repetitive learning
All are available immediately for free without registration.
Anyone can easily listen and speak English.
Equipped with English study using the latest ChatGpt API function, you can converse with an AI teacher by asking questions and have English conversations without an English teacher.
- You can learn English conversation through the included daily English conversation learner.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →🔖 vVaries with device📂 Social💰 Free📺 Ad-supported
🔔
Track this app’s revenue
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for 영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why medium confidence: 303 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does 영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업 make per month?▴
Based on our ML-calibrated revenue forecast, 영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업 earns approximately $300/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 영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업?▴
Browse the full Social 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 영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업?▴
영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업 is published by 정직한 마음이 닿는 곳 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 영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업's BU Score?▴
영어회화 왕초보 영어 공부 듣기 프리토킹 - 레츠두업 has a BU Score of 46/100 (Emerging). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.