Kontaktlinsen Tracker Premium
54
Quality Score
Solid
Kontaktlinsen Tracker Premium
Low confidence
✍️ bumetric analysis
“
Kontaktlinsen Tracker Premium is an iOS app from DOUBLE U s.r.o. in the Education category, currently rated 4.7★ across 38 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.
Quality Score is 54: 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
$1.3K
per month
→
12-mo forecast
$1.2K – $4.3K
per month
→
24-mo forecast
$1.1K – $9.8K
per month
INDIE 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
$60K
↳ What it cost to build · not monthly revenue
Likely range $45K – $80K
$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 |
| ⚙ Education complexity ×1.20 | +$10K |
Total estimate
$60K
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$1.3K/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
Direction
Headwinds: rating drift may slow acquisition
6 months
$1.1K – $2.7K
12 months
$1.2K – $4.3K
24 months
$1.1K – $9.8K
Compound growth at +6.0% MoM (tier baseline for INDIE). Range widens with horizon — typical noise band ±40% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Early-stage solo · 40/100INDIE TIERexpected for tierGrowth Velocity
5.0
Founder Strength
2.9
Product Quality
3.7
Revenue Strength
3.1
Monetization Maturity
1.0
Defensibility
4.4
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Modest — $539 - $3374/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.66★ across 38 reviews — weak — significant quality concerns.
- 📍 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 = $24K-$43K.
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 5 of 5 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Paid app ($0.00)METRIC | +$2,800 | |
| Excellent rating (4.7★)METRIC | +$2,200 | |
| Mature app (9y old)METRIC | +$1,500 | |
| Localized (7 languages)METRIC | +$600 | |
| Pre-traction phase (38 ratings)METRIC | −$300 |
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 · v2.9
• improvements and bug fixes
If there is a problem, please let us know via the app menu.
If you like the app, please leave a positive review.
Thank you for all the feedback, reviews, and support.
If there is a problem, please let us know via the app menu.
If you like the app, please leave a positive review.
Thank you for all the feedback, reviews, and support.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Kontaktlinsen Tracker Premium
- Developer
- DOUBLE U s.r.o.
- Bundle ID
- com.doubleu.ContactLensesPro
- App Store URL
- Open in App Store
- Category
- Education
- Content rating
- 4+
- Languages
- CS, EN, FR, DE, PL, SK, TR
Company
- Website
- Not found
- Tagline
- Contact Lenses Pro Reminder and Tracker
- Description
- Revolutionary iPhone calculator designed with 21st century devices in mind
- 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
- $86/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
Contacts & Socials data not yet collected for this app.
✨AI Revenue EstimateCONFIDENCE: LOW
Publicly available data on the revenue of the iOS app "Kontaktlinsen Tracker Premium" by DOUBLE U s.r.o. is not available. Sources like Sensor Tower, Statista, Adapty, Reddit, and founder claims do not provide specific revenue figures for this application. The app's App Store listings indicate it has not received enough ratings or reviews to display an overview, suggesting a limited user base. While the app does offer in-app purchases, no details on their pricing or sales volume could be found.
Sources mentioned: Sensor Tower, Statista, Adapty, Reddit, App Store, FoxData
📈Ratings growth38 ratings+3700% lifetimeShow 3-year history estimate ▾
Tracked (8 weeks) Pre-tracking estimate (37 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.
💰Pricing History$0.00 → $29.99 (+0%)
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
Keep your eye health in check with Contact Lenses Tracker, the ultimate contact lens tracking app. Say goodbye to the risk of forgetting to replace your lenses on time and prioritize your eye health effortlessly.
Simply input your lenses and let the app take care of the rest. This comprehensive tracking solution ensures you receive timely notifications as your lenses approach expiration, persistently reminding you until they are replaced. Bid farewell to extended wear and embrace responsible lens usage.… View full description on the official store →
Simply input your lenses and let the app take care of the rest. This comprehensive tracking solution ensures you receive timely notifications as your lenses approach expiration, persistently reminding you until they are replaced. Bid farewell to extended wear and embrace responsible lens usage.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 11 MB🔞 4+📱 iOS 15.0+🔖 v2.9🔄 updated 0d ago🌐 CS, EN, FR, DE, PL +2📂 Education💰 Paid
📅
What Worked™ · Development Pipeline
9 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
⭐
Rating ↑ 3.70 → 4.66 (improved 0.96★)
2026-05
📈
Crossed 10 ratings — social-proof flywheel kicking in
2026-05
💲
Went paid — introduced $29.99 price point
2026-03
⭐
Rating ↑ 3.00 → 3.70 (improved 0.70★)
2025-02
⭐
Rating ↓ 3.40 → 3.00 (dropped 0.40★)
2019-05
⭐
Rating ↓ 4.33 → 3.50 (dropped 0.83★)
2019-04
⭐
Rating ↑ 4.00 → 4.33 (improved 0.33★)
2018-06
⭐
Rating ↓ 5.00 → 4.00 (dropped 1.00★)
2017-10
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.66667★ | 3 | 4.66667★ this version |
| 🇧🇷 BR | 4★ | 1 | 4★ this version |
| 🇨🇦 CA | 5★ | 4 | 5★ this version |
| 🇩🇪 DE | 3.66667★ | 3 | 3.66667★ this version |
| 🇫🇷 FR | 0★ | 0 | — |
| 🇬🇧 GB | 5★ | 7 | 5★ this version |
| 🇮🇳 IN | 0★ | 0 | — |
| 🇯🇵 JP | 0★ | 0 | — |
| 🇺🇸 US | 4.65789★ | 38 | 4.65789★ this version |
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📝 Description
95
BU Score · Transcendent
About this analysis
Why low confidence: only 38 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Kontaktlinsen Tracker Premium make per month?▴
Based on our ML-calibrated revenue forecast, Kontaktlinsen Tracker Premium earns approximately $86/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 Kontaktlinsen Tracker Premium?▴
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 Kontaktlinsen Tracker Premium?▴
Kontaktlinsen Tracker Premium is published by DOUBLE U s.r.o. 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 Kontaktlinsen Tracker Premium's BU Score?▴
Kontaktlinsen Tracker Premium has a BU Score of 54/100 (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.