Noji: Karteikarten Lernen
76
Quality Score
Strong
Noji: Karteikarten Lernen
High confidence
✍️ bumetric analysis
“
Noji: Karteikarten Lernen is an iOS app from Vedas Apps Ltd in the Education category, currently rated 4.6★ across 13,443 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 76: 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
$15.4K
per month
→
12-mo forecast
$16.0K – $33.4K
per month
→
24-mo forecast
$19.8K – $59.3K
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
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$105K
↳ What it cost to build · not monthly revenue
Likely range $80K – $140K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~8 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 (139 MB) | +$35K |
| ⚙ Education complexity ×1.20 | +$17K |
Total estimate
$105K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$225K
↳ What it would sell for · not monthly revenue
Marketplace range $175K – $300K · 17× MRR multiple
💸
~2.1× 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 ≥ 4.4 (solid) | +8% |
| 🏷 Education category multiple | +6% |
Final multiple
17× MRR
👥 Estimated audience size
1.1M
Lifetime downloads (US-equivalent)
Monthly active
195K
Daily active
58K
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
$15.4K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
6 months
$14.6K – $24.4K
12 months
$16.0K – $33.4K
24 months
$19.8K – $59.3K
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 · 50/100MID TIERunderperforming peersGrowth Velocity
5.0
Founder Strength
5.1
Product Quality
9.2
Revenue Strength
4.2
Monetization Maturity
1.0
Defensibility
3.2
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Modest — $10K - $23K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.58★ across 13,443 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 = $277K-$493K.
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:
| Mid install base (13,443 ratings)METRIC | +$5,500 | |
| Paid app ($0.00)METRIC | +$2,800 | |
| Excellent rating (4.6★)METRIC | +$2,200 | |
| worth every pennyREVIEW | +$2,000 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| Established app (4y old)METRIC | +$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 · v2.14.22
Various bug fixes and stability improvements.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Noji: Karteikarten Lernen
- Developer
- Vedas Apps Ltd
- Bundle ID
- com.vedasapps.flashcards
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- 4+
- Languages
- EN, FR, DE, PT, ZH, ES
Company
- Website
- Not found
- Tagline
- Noji Flashcards: Learn More, Stress Less
- Description
- Noji is an advanced flashcards app featuring spaced repetition. Used by 7M users, it helps you study flashcards efficiently.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $13.1K/mo
- Top-grossing rank
- 🇧🇷#47 /100 🇩🇪#71 /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.
📈Ratings growth13,443 ratings+101% lifetimeShow 3-year history estimate ▾
Tracked (41 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Top Countries — Grossing Rank2 countries
🇧🇷BR#47 /100
🇩🇪DE#71 /100
📊Category Rank Trajectory#47 now · best #43 · worst #100
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
🚀Version Release Timeline3 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
Noji helps you to remember anything! In the app you create and study flashcards. Having been build on an enhanced spaced repetition algorithm, the app helps you to get the maximum out of studying new materials. Millions of people use the app to remember lecture materials, prepare for exams and learn new vocabulary. Noji has a web version that allows you to use the app across all your devices.
Powerful features, sleek design, fast performance, online collaboration, all of these help Noji to become an effective study helper.… View full description on the official store →
Powerful features, sleek design, fast performance, online collaboration, all of these help Noji to become an effective study helper.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 139 MB🔞 4+📱 iOS 14.5+🔖 v2.14.22🔄 updated 0d ago🌐 EN, FR, DE, PT, ZH +1📂 Education💰 Paid
📅
What Worked™ · Development Pipeline
13 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 — v2.14.18 → v2.14.20
2026-05
⭐
Rating ↑ 3.50 → 4.58 (improved 1.08★)
2026-05
📈
Crossed 1,000 ratings — social-proof flywheel kicking in
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
2026-03
⭐
Rating ↓ 4.20 → 3.49 (dropped 0.71★)
2026-03
⭐
Rating ↑ 3.49 → 4.20 (improved 0.71★)
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
2025-05
📈
Crossed 100 ratings — social-proof flywheel kicking in
2025-03
📈
Crossed 50 ratings — social-proof flywheel kicking in
2025-01
📈
Crossed 10 ratings — social-proof flywheel kicking in
2025-01
⭐
Rating ↓ 3.00 → 2.60 (dropped 0.40★)
2024-12
⭐
Rating ↓ 5.00 → 3.00 (dropped 2.00★)
2024-12
🚀
First tracked snapshot — initial data captured
🔎
ASO Keyword Positions
BEST RANK #4Ranked for 1 App Store search query in our last keyword sweep. Lower position = closer to the top.
flashcards·#4🇺🇸
Last sweep: 2026-05-19 · iTunes Search API
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.52128★ | 658 | 4.52128★ this version |
| 🇧🇷 BR | 4.74871★ | 8,564 | 4.74871★ this version |
| 🇨🇦 CA | 4.48092★ | 1,389 | 4.48092★ this version |
| 🇩🇪 DE | 4.23799★ | 6,122 | 4.23799★ this version |
| 🇫🇷 FR | 4.49788★ | 2,356 | 4.49788★ this version |
| 🇬🇧 GB | 4.36556★ | 2,689 | 4.36556★ this version |
| 🇮🇳 IN | 4.51377★ | 1,489 | 4.51377★ this version |
| 🇯🇵 JP | 4.3566★ | 788 | 4.3566★ this version |
| 🇺🇸 US | 4.57137★ | 13,578 | 4.57137★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Noji: Karteikarten Lernen: 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: 13,443 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Noji make per month?▴
Based on our ML-calibrated revenue forecast, Noji earns approximately $13K/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 Noji?▴
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 Noji?▴
Noji is published by Vedas Apps Ltd 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 Noji's BU Score?▴
Noji has a BU Score of 76/100 (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.