54
BU Score
Solid
Kontaktlinsen Tracker Premium
✍️ bumetric analysis
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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.
Our BU Score puts it at 54: Solid (established niche player). For a Education app, that means established niche player.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
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.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 11 MB🔞 4+📱 iOS 15.0+🔖 v2.9🔄 updated 4mo ago🌐 CS, EN, FR, DE, PL +2📂 Education💰 Paid🚀 Launched 2016 (9y old)
📝 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.
• Stay informed: Always know when you started using your lenses and effortlessly track their lifespan.
• Timely reminders: Receive notifications when your lenses are nearing their expiration date, so you can promptly replace them.
• Individual lens support: Seamlessly manage both right and left lenses in case you loose one.
• Accessory tracking: Keep tabs on essential accessories like solution, case, and eye drops, ensuring they are timely replaced as well.
• Prescription storage: Safely store your prescription within the app for easy reference whenever needed.
And users really love it:
"This app is very helpful because it keeps reminding you to change your contacts until you do."
"Does everything it should beautifully. Deep customization to fit my needs."
"Always reminds me on the dot that my contacts have expired."
"Best app I've used for tracking lenses so far. Also, it's one of the few that is updated regularly."
Terms of Use: https://doubleuapp.com/privacy/terms.html
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.
• Stay informed: Always know when you started using your lenses and effortlessly track their lifespan.
• Timely reminders: Receive notifications when your lenses are nearing their expiration date, so you can promptly replace them.
• Individual lens support: Seamlessly manage both right and left lenses in case you loose one.
• Accessory tracking: Keep tabs on essential accessories like solution, case, and eye drops, ensuring they are timely replaced as well.
• Prescription storage: Safely store your prescription within the app for easy reference whenever needed.
And users really love it:
"This app is very helpful because it keeps reminding you to change your contacts until you do."
"Does everything it should beautifully. Deep customization to fit my needs."
"Always reminds me on the dot that my contacts have expired."
"Best app I've used for tracking lenses so far. Also, it's one of the few that is updated regularly."
Terms of Use: https://doubleuapp.com/privacy/terms.html
🆕 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
- lensespro.doubleuapp.com
- 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
- OG image
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 99 in US Education
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- Not found
- Not found
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
📈Ratings growth38 ratings+3700% lifetimeShow 3-year history estimate ▾
Tracked (7 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.
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.
Full revenue analysis
Read the article-style breakdown for Kontaktlinsen Tracker Premium: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
