29
BU Score
Niche
Vergrößerungsglas
✍️ bumetric analysis
“
Vergrößerungsglas is an iOS app from TiAu Engineering UG haftungsbeschraenkt in the Productivity category, currently rated 2.6★ across 5 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Our BU Score puts it at 29: Niche (micro-niche or pre-traction stage). For a Productivity app, that means micro-niche or pre-traction stage.
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 7 of 7 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 | |
| Below-average rating (2.6★)METRIC | −$1,500 | |
| Mature app (15y old)METRIC | +$1,500 | |
| slowREVIEW | −$1,200 | |
| support teamREVIEW | +$900 | |
| Localized (6 languages)METRIC | +$600 | |
| Pre-traction phase (5 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 →💾 12 MB🔞 4+📱 iOS 12.1+🔖 v1.4🔄 updated 9mo ago🌐 EN, FR, DE, IT, PT +1📂 Productivity💰 Free🚀 Launched 2011 (15y old)
📝 About this app
A beautiful magnifying glass featuring a continuous zoom up to 20x. See all the details without loosing the overview of the surroundings. You will be amazed by the realistic look, touch and feel of this useful piece of art.
- Full screen mode
- Create screenshots
- Settings are saved automatically
- Now featuring active illumination on selected devices!
_______________________________________
Disclaimer: Continued use of the flash
may dramatically decrease battery life
- Full screen mode
- Create screenshots
- Settings are saved automatically
- Now featuring active illumination on selected devices!
_______________________________________
Disclaimer: Continued use of the flash
may dramatically decrease battery life
🆕 What's New · v1.4
Updates for newest iOS
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Vergrößerungsglas
- Developer
- TiAu Engineering UG haftungsbeschraenkt
- Bundle ID
- de.tiau.enlarger
- App Store URL
- Open in App Store
- Category
- Productivity
- Content rating
- 4+
- Languages
- EN, FR, DE, IT, PT, ES
Company
- Website
- www.tiau.de
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $1.1K/mo
- Top-grossing rank
- Outside top 100 in US Productivity
- 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
⭐Recent App Store Reviews17 latest · avg 3.88★ · 58.8% 5★ · 23.5% 1★
5★10 (59%)
4★3 (18%)
3★0 (0%)
2★0 (0%)
1★4 (24%)
+0 ratings/week
Praise: great ×7 best ×3 love ×2 perfect ×1 awesome ×1Complaints: crash ×2
Top positive
★★★★★ Cool App
A beautiful app. Works great and new features are added every week. Very good user support!…
★★★★★ perfect
This is a great App - works like a charm on the iPhone 4…
Top negative
★☆☆☆☆ Wont take picture
Will not take picture the picture is just all white please fix this problem…
★☆☆☆☆ Won'tload on iPad 3
This tries to load for about two minutes and then just quits, on my i pad 2012 version. So, one star cuz I can't rate what I can't run.…
📈Ratings growth5 ratings+67% lifetimeShow 3-year history estimate ▾
Tracked (14 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.
More by TiAu Engineering UG haftungsbeschraenkt
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Full revenue analysis
Read the article-style breakdown for Vergrößerungsglas: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.