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Üben Subtraktion

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✍️ bumetric analysis

Üben Subtraktion is an iOS app from admaDIC Rainer Schwarze & Annett Schwarze GbR in the News category, currently rated across few ratings. Initial signal reads as no scraped reviews yet: judgment based on metadata only.

Our BU Score puts it at 0: Niche (micro-niche or pre-traction stage). For a News 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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idle
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Rating
Reviews
Forecast Revenue / mo
Snapshots tracked
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since first record
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.

📈 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.

🗓️ Snapshot Timeline

HISTORY
Each 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 15.6+🔖 v1.0🔄 updated 2mo ago🌐 EN, DE📂 News💰 Paid🚀 Launched 2026 (0y old)

📝 About this app

"Üben Subtraction" lets you practice subtraction.

The app is designed to be as simple as possible. This is great for children as it is super easy to use. The app generates a random task from 1-10 to 1-100. Enter the result and the app shows, whether it was correct or not. If it was not, the correct solution is shown, so one can try to remember it for the next time.

Features:
• Simple and intuitive interface
• Random subtraction problems
• Three difficulty levels: 1-10, 1-20, and 1-100
• Instant feedback on answers
• Correct answer shown when wrong
• Ideal for children learning math
• No ads or in-app purchases
• Privacy-focused - no data collection
• Works offline
• Clean, distraction-free design
• Supports both iPhone and iPad

Perfect for:
- Elementary school students (grades 1-3)
- Preschool children learning basic math
- Anyone wanting to improve subtraction skills
- Parents helping kids with homework
- Teachers looking for simple practice tools
- Homeschool mathematics practice

How it works:
1. Open the app - no login required
2. Choose your difficulty level (1-10, 1-20, or 1-100)
3. Answer the subtraction problem
4. Get instant feedback
5. Learn from mistakes with the correct answer
6. Pull down to refresh for a new problem

Why "Üben Subtraction"?
- No complexity, just pure practice
- Kids can use it independently
- Builds confidence through repetition
- Visual feedback helps learning
- No internet connection required
- Safe environment with no external links

Educational benefits:
- Reinforces basic subtraction facts
- Improves mental math speed
- Builds number sense
- Develops problem-solving skills
- Encourages independent learning

The app focuses on one thing and does it well: helping students master subtraction through simple, repetitive practice. No games, no rewards systems, just straightforward math practice that works.

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name
Üben Subtraktion
Developer
admaDIC Rainer Schwarze & Annett Schwarze GbR
Bundle ID
com.admadic.ueben.Subtraction
App Store URL
Open in App Store
Category
News
Content rating
4+
Languages
EN, DE

Company

Website
ueben.admadic.com
Tagline
Üben
Description
-
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
$86/mo
Top-grossing rank
Outside top 100 in US News
All-time revenue
Not found
Pricing
Not found

Founder

Name
Not found
X / Twitter
Not found
LinkedIn
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
Email
support@admadic.com
Phone
1061481156
Contact page
Not found
About page
Not found
🌍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 admaDIC Rainer Schwarze & Annett Schwarze GbR

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Full revenue analysis
Read the article-style breakdown for Üben Subtraktion: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
Read deep-dive →