71
Quality Score
Strong
VoiceTube - Learn English
High confidence
✍️ bumetric analysis
“
VoiceTube - Learn English is an Android app from VoiceTube in the Education category, currently rated 4.2★ across 81,910 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 71: Strong (healthy traction). For a Education app, that means healthy traction. 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
💡 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
$185K
↳ What it cost to build · not monthly revenue
Likely range $140K – $250K
$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 |
| ⚙12.7y maintenance × ~1-person team | +$76K |
Total estimate$185K
ONE-TIME · EXIT VALUE💵 Estimated acquisition value
$75K
↳ What it would sell for · not monthly revenue
Marketplace range $50K – $100K · 36× MRR multiple
💸~0.4× 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 |
| 📅12.7y proven track record | +20% |
| 🏷Education category multiple | +6% |
Final multiple36× MRR
👥 Estimated audience size
4.8M
Lifetime downloads (US-equivalent)
Monthly active
310K
Daily active
93K
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 |
| 📅12.7y of rating accumulation | -30% |
| 🔁Education D30 retention | 18% |
| 📍DAU / MAU stickiness | 0.30 |
DAU / MAU30% sticky
🛠 Estimated tech stack
🤖
Native Android (Kotlin)
High confidence · 80%
Also possible
Flutter
Heuristic guess from app bundle size, category, store description signals, and release-date stack era. Bumetric does not disassemble binaries — for binary-level certainty you would need an SDK intelligence tool or the manifest itself. Reasoning chain on the right. Full ruleset on /methodology.
Signals we read
| 🏷Category context | Education |
| 📦Compact Android bundle | → Native Kotlin |
💀 Maintenance status
Active
5%
Last shipped 2026-05-04 · 21 days ago
0 · Active50 · At risk100 · Abandoned
Heuristic risk score from time-since-last-update + ratings velocity proxy + Editor's Choice / curated featuring signals. Calibrated against 2024-2025 app-store ranking decay reports. Not a guarantee — a quiet app with a healthy codebase looks the same as an abandoned one until something breaks. Full math on /methodology.
Risk signals
| 📅21 days since last update | Active development |
VerdictActive
🔬
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)
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
Building · 57/100MID TIERcompetitive build-outRevenue Strength
3.7
Product Quality
8.3
Market Position
0.0
Growth Velocity
5.0
Defensibility
8.5
Operational Safety
10.0
Founder Strength
5.4
Monetization Maturity
5.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.15★ across 81,910 reviews — strong (top 10%).
- 📍 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: 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
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:
| Mid install base (81,910 ratings)METRIC | +$5,500 | |
| Mature app (12y old)METRIC | +$1,500 | |
| Good rating (4.2★)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 |
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.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v4.21.1.260415🔄 updated 3w ago📂 Education💰 Free📺 Ad-supported💎 IAP $6.99 - $399.99 per item🚀 Launched 2013 (12y old)
📝 About this app
With over 4 million users around the world, VoiceTube is a popular English learning platform celebrated for its diverse trending videos from YouTube. We provide well subtitled videos from BBC, CNN, TED Talk and many other different sources and offer various features including one-tap dictionary, sentence looping, voice recording, etc. Download the VoiceTube app now and master authentic English usage.
【 Features 】
• Editor's choice
Daily updates of videos with practical Englsih usage.
Carefully-chosen vocabulary and phrases to help you master authentic English usage.… View full description on the official store →
【 Features 】
• Editor's choice
Daily updates of videos with practical Englsih usage.
Carefully-chosen vocabulary and phrases to help you master authentic English usage.… View full description on the official store →
🧪
Tech & Domain Intel — voicetube.com
- Mail provider
- Google Workspace
- Tech stack
- Microsoft 365 · Atlassian (Jira/Confluence) · Meta (Facebook) Ads · Google Workspace · AWS SES
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- VoiceTube - Learn English
- Developer
- VoiceTube
- Bundle ID
- org.redidea.voicetube
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- www.voicetube.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
- $2.0K/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $6.99 - $399.99 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 growth81,910 ratings+31% 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.
More by VoiceTube
View all →📦 Portfolio summaryINDIE studio
4apps·$5K/mocombined
✓ Diversified — top app contributes 40%; risk spread across portfolio
Full revenue analysis
Read the article-style breakdown for VoiceTube - Learn English: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why high confidence: 81,910 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does VoiceTube - Learn English make per month?▴
Based on our ML-calibrated revenue forecast, VoiceTube - Learn English earns approximately $2.0K/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.
Is VoiceTube - Learn English profitable?▴
With estimated build cost $185K and monthly revenue $2.0K, VoiceTube - Learn English looks well below break-even — current monthly revenue is much smaller than the estimated build cost. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does VoiceTube - Learn English have?▴
Estimated audience: ~4.8M lifetime downloads, ~310K monthly active users, and ~93K daily active users. Derived from ratings count × category installs-per-rating × age decay. US-storefront-equivalent — global audience can be 5-10× larger for internationally-distributed apps.
What apps are like VoiceTube - Learn English?▴
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.
What is VoiceTube - Learn English built with?▴
Our heuristic places VoiceTube - Learn English on the Native Android (Kotlin) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
Is VoiceTube - Learn English still actively maintained?▴
Maintenance status: Active (5% abandonment risk). Last shipped version was 21 days ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would VoiceTube - Learn English sell for?▴
Estimated acquisition value: $75K (marketplace range $50K – $100K). Calculated as 36× monthly revenue using the standard multiple for the detected monetization model + adjustments for age, rating quality and category demand. Calibrated against 2024-2026 Flippa / Acquire.com / MicroAcquire closed-deal medians.
When was VoiceTube - Learn English last updated?▴
VoiceTube - Learn English last shipped a new version on 2026-05-04 — less than a month ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes VoiceTube - Learn English?▴
VoiceTube - Learn English is published by VoiceTube 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 VoiceTube - Learn English's BU Score?▴
VoiceTube - Learn English has a BU Score of 71/100 (Strong). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.