0
BU Score
Niche
Üben Subtraktion
✍️ bumetric analysis
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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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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.
📈 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 15.6+🔖 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.
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
- 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
- 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
View all →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.
