LEGO® DUPLO® World
74
Quality Score
Strong
LEGO® DUPLO® World
High confidence
✍️ bumetric analysis
“
LEGO® DUPLO® World is an iOS app from StoryToys Limited in the Education category, currently rated 4.2★ across 186,490 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 74: 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
$700K
per month
→
12-mo forecast
$741K – $1141K
per month
→
24-mo forecast
$886K – $1645K
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
🤖Also on Android
$1.5K/mo · 25K ratings · 4.0★
View →
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 ~3.6y 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 (636 MB) | +$40K |
| ⚙ Education complexity ×1.20 | +$18K |
Total estimate
$110K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$40K
↳ What it would sell for · not monthly revenue
Marketplace range $30K – $50K · 17× MRR multiple
💸
~0.4× build cost (under-water)
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 |
| 🏷 Education category multiple | +6% |
| ⭐ Mature user base (100K+ ratings) | +5% |
Final multiple
17× MRR
👥 Estimated audience size
15.5M
Lifetime downloads (US-equivalent)
Monthly active
2.8M
Daily active
825K
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
$700K/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$690K – $933K
12 months
$741K – $1.1M
24 months
$886K – $1.6M
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 · 58/100BIG TIERcompetitive but cautiousGrowth Velocity
5.0
Founder Strength
7.0
Product Quality
8.5
Revenue Strength
5.8
Monetization Maturity
1.0
Defensibility
6.7
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Healthy — $280K - $1540K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 4.25★ across 186,490 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: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $12.6M-$22.4M.
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 10 of 10 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| High install base (186,490 ratings)METRIC | +$12,000 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| Multilingual (24 languages)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| too expensiveREVIEW | −$1,000 | |
| priceyREVIEW | −$800 | |
| Good rating (4.2★)METRIC | +$800 | |
| Established app (6y old)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.
🆕 What's New · v34.2.0
Summer has arrived!
Hop aboard the Number Train to hunt for hidden ice creams, and recreate a colorful rainbow ice cream with our free puzzle to celebrate the sunny season.
Hop aboard the Number Train to hunt for hidden ice creams, and recreate a colorful rainbow ice cream with our free puzzle to celebrate the sunny season.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- LEGO® DUPLO® World
- Developer
- StoryToys Limited
- Bundle ID
- com.storytoys.duploworld.free.ios
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- 4+
- Languages
- AR, CS, DA, NL, EN, FI, FR, DE, EL, HU, ID, IT, JA, KO, NB, PL, PT, RO, RU, ZH, ES, SV, TR, VI
Company
- Website
- Not found
- Tagline
- Apps to help your child learn, play, and grow
- Description
- StoryToys creates apps to give parents the peace of mind that their kids are having fun with their favorite characters while also engaging in activities that help them learn and grow.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- $250.0K ($200.0K – $300.0K)AI medium
- AI annual estimate
- $3.0M/yr
- ML model estimate / mo
- $2.5K/mo
- Top-grossing rank
- Outside top 100 in US Education
- 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
- Socials
- facebook facebook.com/StoryToys · instagram instagram.com/storytoys_apps · youtube youtube.com/user/storytoys
- Not found
- Phone
- Not found
- Contact page
- storytoys.com/support
- About page
- storytoys.com/about
✨AI Revenue EstimateCONFIDENCE: MEDIUM
The iOS app "LEGO® DUPLO® World" is estimated to generate between $200,000 and $300,000 in monthly revenue, with an average monthly estimate of $250,000 and an annual estimate of $3,000,000.
Sources mentioned: Sensor Tower, Adapty
📈Ratings growth186,490 ratings+31% lifetimeShow 3-year history estimate ▾
Tracked (53 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
🚀Version Release Timeline2 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
Welcome to LEGO® DUPLO® World, where learning and play go hand in hand so toddlers can create, imagine, and explore.
• Hundreds of activities and open-ended play experiences
• Themed play packs catering to every interest
• From vehicles to animals and more!
• Meets the developmental needs of kids aged 3 – 6
• Build and create with colorful 3D LEGO® DUPLO® bricks
• Multi-touch support and parent tips for shared play
• Multi award-winning app
When young children have fun and play, it creates the perfect conditions to learn and grow.… View full description on the official store →
• Hundreds of activities and open-ended play experiences
• Themed play packs catering to every interest
• From vehicles to animals and more!
• Meets the developmental needs of kids aged 3 – 6
• Build and create with colorful 3D LEGO® DUPLO® bricks
• Multi-touch support and parent tips for shared play
• Multi award-winning app
When young children have fun and play, it creates the perfect conditions to learn and grow.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 636 MB🔞 4+📱 iOS 13.0+🔖 v34.2.0🔄 updated 0d ago🌐 AR, CS, DA, NL, EN +19📂 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
🔄
Monetization changed: freemium → free
2026-03
⭐
Rating ↑ 3.18 → 4.20 (improved 1.02★)
2026-03
📈
Crossed 1,000 ratings — social-proof flywheel kicking in
2026-02
📈
Crossed 500 ratings — social-proof flywheel kicking in
2021-03
📈
Crossed 100 ratings — social-proof flywheel kicking in
2020-10
📈
Crossed 50 ratings — social-proof flywheel kicking in
2020-06
📈
Crossed 10 ratings — social-proof flywheel kicking in
2020-06
⭐
Rating ↑ 3.25 → 3.60 (improved 0.35★)
2020-06
⭐
Rating ↑ 2.00 → 3.00 (improved 1.00★)
2020-06
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.21576★ | 21,482 | 4.21576★ this version |
| 🇧🇷 BR | 4.33526★ | 6,070 | 4.33526★ this version |
| 🇨🇦 CA | 4.25654★ | 13,686 | 4.25654★ this version |
| 🇩🇪 DE | 4.19276★ | 15,413 | 4.19276★ this version |
| 🇫🇷 FR | 4.22003★ | 3,086 | 4.22003★ this version |
| 🇬🇧 GB | 4.19901★ | 39,275 | 4.19901★ this version |
| 🇮🇳 IN | 4.28247★ | 1,678 | 4.28247★ this version |
| 🇯🇵 JP | 4.27233★ | 2,071 | 4.27233★ this version |
| 🇺🇸 US | 4.24613★ | 187,813 | 4.24613★ this version |
🔔
Track this app’s revenue
FREEGet an email when revenue moves by your threshold. No spam, unsubscribe in one click.
📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for LEGO® DUPLO® World: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by StoryToys Limited
View all →📦 Portfolio summaryINDIE studio
7apps·$35K/mocombined
✓ Diversified — top app contributes 33%; risk spread across portfolio
About this analysis
Why high confidence: 186,490 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does LEGO® DUPLO® World make per month?▴
Based on our ML-calibrated revenue forecast, LEGO® DUPLO® World earns approximately $2.5K/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 LEGO® DUPLO® World?▴
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 LEGO® DUPLO® World?▴
LEGO® DUPLO® World is published by StoryToys Limited 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 LEGO® DUPLO® World's BU Score?▴
LEGO® DUPLO® World has a BU Score of 74/100 (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.