Vocabulary - Wörter lernen
84
Quality Score
Excellent
Vocabulary - Wörter lernen
High confidence
✍️ bumetric analysis
“
Vocabulary - Wörter lernen is an iOS app from Monkey Taps in the Education category, currently rated 4.8★ across 200,359 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 84: Excellent (strong product-market fit). For a Education app, that means strong product-market fit. 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
$747K
per month
→
12-mo forecast
$791K – $1218K
per month
→
24-mo forecast
$946K – $1757K
per month
BIG 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
$110K
↳ What it cost to build · not monthly revenue
Likely range $80K – $150K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~3 months at current MRR
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 |
| 📦 Asset bundle (204 MB) | +$40K |
| ⚙ Education complexity ×1.20 | +$18K |
Total estimate
$110K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$700K
↳ What it would sell for · not monthly revenue
Marketplace range $500K – $900K · 19× MRR multiple
💸
~6.4× return on build cost
Synthetic estimate. Multiple band derived from ad-supported + 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
| 📺 Ad-supported base | 15× MRR |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| 🏷 Education category multiple | +6% |
| ⭐ Mature user base (100K+ ratings) | +5% |
Final multiple
19× MRR
👥 Estimated audience size
17.0M
Lifetime downloads (US-equivalent)
Monthly active
3.0M
Daily active
915K
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 CONFIDENCEBaseline
$747K/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$736K – $996K
12 months
$791K – $1.2M
24 months
$946K – $1.8M
Compound growth at +2.5% MoM (tier baseline for BIG). Range widens with horizon — typical noise band ±15% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Mixed signals · 57/100BIG TIERcompetitive but cautiousRevenue Strength
5.9
Product Quality
9.6
Market Position
2.0
Growth Velocity
5.0
Defensibility
6.0
Operational Safety
10.0
Founder Strength
6.2
Monetization Maturity
1.0
- 💰 Revenue: Healthy — $298K - $1644K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 4.79★ across 200,359 reviews — exceptional (top 1% in category).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: dev shipping weekly.
- ⚠️ 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 = $13.5M-$23.9M.
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 13 of 13 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| High install base (200,359 ratings)METRIC | +$12,000 | |
| Paid app ($0.00)METRIC | +$2,800 | |
| Excellent rating (4.8★)METRIC | +$2,200 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| Mature app (10y old)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| too expensiveREVIEW | −$1,000 | |
| support teamREVIEW | +$900 | |
| priceyREVIEW | −$800 | |
| Localized (6 languages)METRIC | +$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.
🆕 What's New · v6.39.0
- New themes and tons of new words!
- Other fixes and improvements
Love the app? Tell us in the reviews section! We read all of them. Have a great day!
- Other fixes and improvements
Love the app? Tell us in the reviews section! We read all of them. Have a great day!
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Vocabulary - Wörter lernen
- Developer
- Monkey Taps
- Bundle ID
- com.MonkeyTaps.Vocabulary
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- 4+
- Languages
- EN, FR, DE, IT, PT, ES
Company
- Website
- Not found
- Tagline
- We make simple apps for positive thinking and personal growth.
- Description
- We make simple apps for positive thinking and personal growth.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- $250.0K ($100.0K – $350.0K)AI medium
- AI annual estimate
- $3.0M/yr
- ML model estimate / mo
- $37.4K/mo
- Top-grossing rank
- 🇦🇺#9 /100 🇺🇸#12 /100 🇬🇧#16 /100 🇨🇦#18 /100 🇮🇳#39 /100 🇩🇪#58 /100
- 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.
✨AI Revenue EstimateCONFIDENCE: MEDIUM
Monkey Taps, the developer of "Vocabulary - Wörter lernen," generates over $1 million per month in total revenue across its portfolio of apps. "Vocabulary - Wörter lernen" is identified as one of the three primary revenue drivers for the company. Based on this, the app is estimated to generate between $100,000 and $350,000 monthly, with a central estimate of $250,000 monthly, leading to an annual estimate of $3 million.
Sources mentioned: Reddit, We Are Founders
📈Ratings growth200,359 ratings+48% lifetimeShow 3-year history estimate ▾
Tracked (31 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Top Countries — Grossing Rank6 countries
🇦🇺AU#9 /100
🇺🇸US#12 /100
🇬🇧GB#16 /100
🇨🇦CA#18 /100
🇮🇳IN#39 /100
🇩🇪DE#58 /100
📊Category Rank Trajectory#9 now · best #9 · worst #100
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
🚀Version Release Timeline5 releases tracked
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
Ready to elevate your word power? The key to successfully expanding your vocabulary is learning new words in a way that stimulates your attention. Studies show that the most effective way of learning new words is with an app that’s specifically designed for that.
With the Vocabulary app, you can:
- Learn new words with minimal time investment, simply scrolling through your phone
- Choose your own level of difficulty, based on your current English language mastery
- Select Vocabulary categories that best suit your needs and interests… View full description on the official store →
With the Vocabulary app, you can:
- Learn new words with minimal time investment, simply scrolling through your phone
- Choose your own level of difficulty, based on your current English language mastery
- Select Vocabulary categories that best suit your needs and interests… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 204 MB🔞 4+📱 iOS 18.0+🔖 v6.39.0🔄 updated 0d ago🌐 EN, FR, DE, IT, PT +1📂 Education💰 Free
📅
What Worked™ · Development Pipeline
10 EVENTS TRACKEDDetected changes in this app over its tracked lifetime — each event links cause (what changed) to effect (what moved). Sorted newest first.See full history →Version history →
2026-05
🔧
Shipped update — v6.35.0 → v6.36.0
2026-05
🔄
Monetization changed: paid → free
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
2026-03
⭐
Rating ↑ 3.10 → 4.60 (improved 1.50★)
2025-10
📈
Crossed 100 ratings — social-proof flywheel kicking in
2025-10
📈
Crossed 50 ratings — social-proof flywheel kicking in
2025-09
📈
Crossed 10 ratings — social-proof flywheel kicking in
2025-09
⭐
Rating ↓ 4.33 → 3.50 (dropped 0.83★)
2025-09
🚀
First tracked snapshot — initial data captured
2025-09
⭐
Rating ↓ 5.00 → 4.00 (dropped 1.00★)
🔎
ASO Keyword Positions
BEST RANK #1Ranked for 2 App Store search queryies in our last keyword sweep. Lower position = closer to the top.
vocabulary builder·#1🇺🇸spelling·#3🇺🇸
Last sweep: 2026-05-19 · iTunes Search API
🧪
Tech & Domain Intel — monkeytaps.net
- Mail provider
- Microsoft 365
Derived from public RDAP + DNS TXT records (no scraping, no login).
🌍
Multi-Country Performance
Available in 7 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇺🇸 US | 4.78857★ | 203,033 | 4.78857★ this version |
| 🇬🇧 GB | 4.71174★ | 15,635 | 4.71174★ this version |
| 🇩🇪 DE | 4.57179★ | 1,936 | 4.57179★ this version |
| 🇯🇵 JP | 4.63004★ | 719 | 4.63004★ this version |
| 🇨🇦 CA | 4.71518★ | 15,150 | 4.71518★ this version |
| 🇦🇺 AU | 4.69983★ | 8,985 | 4.69983★ this version |
| 🇧🇷 BR | 4.86742★ | 5,484 | 4.86742★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Vocabulary - Wörter lernen: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by Monkey Taps
View all →📦 Portfolio summaryINDIE studio
5apps·$33K/mocombined
Lead-app heavy — top app contributes 70%
About this analysis
Why high confidence: 200,359 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Vocabulary - Wörter lernen make per month?▴
Based on our ML-calibrated revenue forecast, Vocabulary - Wörter lernen earns approximately $37K/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 Vocabulary - Wörter lernen?▴
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 Vocabulary - Wörter lernen?▴
Vocabulary - Wörter lernen is published by Monkey Taps on the Apple App 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 Vocabulary - Wörter lernen's BU Score?▴
Vocabulary - Wörter lernen has a BU Score of 84/100 (Excellent). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.