How much does 英文單字酷 make per month?

Based on our ML-calibrated revenue forecast, 英文單字酷 earns approximately $541/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 英文單字酷?

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 英文單字酷?

英文單字酷 is published by MENG CHIA TSAI 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 英文單字酷's BU Score?

英文單字酷 has a BU Score of 63/100 (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.

英文單字酷

Quality Score

Solid

英文單字酷

Name: 英文單字酷 — app revenue, audience, build cost & risk profile
Creator: bumetric
License: https://creativecommons.org/licenses/by/4.0/
Keywords: 英文單字酷 revenue, 英文單字酷 app analytics, mobile app revenue estimate, Education revenue, Android app revenue

by MENG CHIA TSAI

Medium confidence

4.7 ✍️ Editor

✍️ bumetric analysis

“

英文單字酷 is an Android app from MENG CHIA TSAI in the Education category, currently rated 4.7★ across 1,340 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.

Quality Score is 63: 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

$5.0K

per month

→

12-mo forecast

$5.2K – $10.8K

per month

→

24-mo forecast

$6.4K – $19.2K

per month

MID tier

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Title & subtitle keyword fit
Description hook & conversion structure
Screenshots, ratings, reviews strategy

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Typical impact: +2-5× organic installs

📊 Performance Tracking LIVE

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idle

Rating

—

Reviews

—

Forecast Revenue / mo

—

Snapshots tracked

since first record

ONE-TIME · BUILD 💰 Estimated build cost

$110K

↳ What it cost to build · not monthly revenue

Likely range $80K – $150K

$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
💎 In-app purchase plumbing	+$9K
⚙ Education complexity ×1.20	+$11K
🌐 Cross-platform reach (iOS + Android)	+$39K

Total estimate $110K

ONE-TIME · EXIT VALUE 💵 Estimated acquisition value

$20K

↳ What it would sell for · not monthly revenue

Marketplace range $15K – $25K · 34× MRR multiple

💸 ~0.2× build cost (under-water)

Synthetic estimate. Multiple band derived from iap / freemium model + age, rating quality, category demand, and user-base maturity. Calibrated against 2024-2026 indie-app-marketplace closed-deal medians. Full math + comparable deal list on /methodology.

How the multiple was built

💎 IAP / freemium model base	28× MRR
⭐ ★ rating ≥ 4.7 (premium)	+15%
🏷 Education category multiple	+6%

Final multiple 34× MRR

👥 Estimated audience size

110K

Lifetime downloads (US-equivalent)

Monthly active

19K

Daily active

5.8K

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

MEDIUM CONFIDENCE

Baseline

$5.0K/mo · ML-estimated from 234 triggers

Growth rate

+4.0% MoM · MID tier baseline (compound monthly)

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 · 55/100MID TIERunderperforming peers

Growth Velocity

5.0

Founder Strength

5.0

Product Quality

8.5

Revenue Strength

3.7

Monetization Maturity

5.0

Defensibility

9.5

Market Position

0.0

Operational Safety

7.0

💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
⭐ Quality: 4.7★ across 1,340 reviews — strong (top 10%).
📍 Market: Not yet charting in any of the 9 monitored markets.
📈 Growth: ⚠ last update 1438d ago — possibly dormant.
⚠️ Risk: Moderate — dormant (1438d since update).

🎯 For competitors: Strong subscription moat. Hard to outcompete on retention. Better angle: free alternative with one-time purchase, or feature parity for an underserved sub-niche.

💵 For acquirers: Estimated asking range 18-32× monthly = $90K-$160K.

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

MODEL

Revenue 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 (4.7★)METRIC		+$2,200
Low install base (1,340 ratings)METRIC		+$1,500
Mature app (8y old)METRIC		+$1,500
Ad-supported / freemiumMETRIC		+$600

METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📥 Estimated Downloads / week

PROXY · ratings × 50/wk —

Industry-rule estimate (Sensor Tower / data.ai): one weekly install ≈ 50 new ratings. Solid points = tracked snapshots · faded line = pre-tracking model backfill.

📈 Reviews Growth

LIVE

Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE

Average rating evolution. Updates with each new review batch.

🗓️ Snapshot Timeline

HISTORY

Each bar shows a tracked update and the metric delta from the previous snapshot.

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name: 英文單字酷
Developer: MENG CHIA TSAI
Bundle ID: com.vocabularyCool
App Store URL: Open in App Store
Category: Education
Content rating: Not found
Languages: Not found

Company

Website: bigrabbitapp.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: $172/mo
Top-grossing rank: Not found
All-time revenue: Not found
Pricing: $4.99 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.

📈Ratings growth1,340 ratings+33% 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

Classify commonly used vocabulary by level.

And provide a simple and convenient practice mode!

At the same time, it also includes archaeological questions for various exams!

Through this program, you can learn English without stress.

Unconsciously, your English is stronger than others.

Whether you are preparing for the test, the test, the test, the national test (GEPT), TOEFL, TOEIC, IELTS, you can learn the necessary words through this program.

In fact, when I was developing this app.

I did it for a girl I liked at the time.… View full description on the official store →

App Specs

🔐 Own this app? Claim & verify MRR →

🔖 v2.0.66🔄 updated 0d ago📂 Education💰 Free📺 Ad-supported💎 IAP $4.99 per item

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📝 Description

BU Score · Transcendent

Full revenue analysis

Read the article-style breakdown for 英文單字酷: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.

Read deep-dive →