29K iOS Apps Tracked Updated 3 min ago Revenue Forecasts
Add an app Create Account Sign In
Home

Kontaktlinsen Tracker Premium

54
Quality Score
Solid

Kontaktlinsen Tracker Premium

Low confidence
4.7 ✍️ Editor
✍️ 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
Run free AI audit →
Typical impact: +2-5× organic installs
🔔Notify me when this app's revenue changes by

📊 Performance Tracking LIVE

Loading…
idle
0%
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 CONFIDENCE
Baseline
$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 tier
GrowthFounderQualityRevenueMonetiz.MoatMarketSafety
Growth 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

MODEL
Revenue 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

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE
Average 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.

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 ▾Oct 2017Nov 2024Jun 2026
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 →
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 TRACKED
Detected 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
MarketRatingReviewsCurrent version
🇦🇺 AU4.66667★34.66667★ this version
🇧🇷 BR4★14★ this version
🇨🇦 CA5★45★ this version
🇩🇪 DE3.66667★33.66667★ this version
🇫🇷 FR0★0
🇬🇧 GB5★75★ this version
🇮🇳 IN0★0
🇯🇵 JP0★0
🇺🇸 US4.65789★384.65789★ this version
🔔

Track this app’s revenue

FREE
Get an email when revenue moves by your threshold. No spam, unsubscribe in one click.

📝 Description

95
BU Score · Transcendent

Similar apps in Education

About this analysis
ZCAnalyzed by Zakhar Chumak · founder, bumetric·Full methodology·Low confidence

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 data
How 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.