37
BU Score
Emerging
21 Tage Stoffwechselkur
✍️ BU Analytics Review
“
21 Tage Stoffwechselkur is an iOS app from Arno Schikowsky und Maria Schikowsky in the Health & Fitness category, currently rated 3.5★ across 2 ratings. Initial signal reads as no scraped reviews yet — judgment based on metadata only.
Our BU Score puts it at 37 — Emerging (early traction worth watching). For a Health & Fitness app, that means early traction worth watching.
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 4 of 4 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 | |
| Mature app (11y old)METRIC | +$1,500 | |
| Localized (5 languages)METRIC | +$600 | |
| Pre-traction phase (2 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 →💾 20 MB🔞 4+📱 iOS 9.0+🔖 v1.2.7🔄 updated 6y ago🌐 EN, FR, DE, IT, ES📂 Health & Fitness💰 Paid🚀 Launched 2015 (11y old)
📝 About this app
This App is a guideline that will accompany you through the entire 21 Days of the Metabolic Diet – The Original.
You will be provided with a detailed plan including meal suggestions / recipes for each diet day
- An explanation and instructions on how to take your nutritional supplements
- A record of the progress of your weight loss
- A list of allowed foods
- All the information to make your metabolic diet a success
- You can start the app on any day of the metabolic diet, data can be entered later
You will be provided with a detailed plan including meal suggestions / recipes for each diet day
- An explanation and instructions on how to take your nutritional supplements
- A record of the progress of your weight loss
- A list of allowed foods
- All the information to make your metabolic diet a success
- You can start the app on any day of the metabolic diet, data can be entered later
🆕 What's New · v1.2.7
Today's update contains some bug fixes and improvements that we have implemented based on your feedback. Therefore: thank you!
- Adaptation to the latest iOS
-Push notifications now work properly again (in Settings-Push Notifications)
-E-Mail notifications work again so that your referrer can take good care of you (can be entered under "my profile" in the settings).
-Link corrections
- Adaptation to the latest iOS
-Push notifications now work properly again (in Settings-Push Notifications)
-E-Mail notifications work again so that your referrer can take good care of you (can be entered under "my profile" in the settings).
-Link corrections
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- 21 Tage Stoffwechselkur
- Developer
- Arno Schikowsky und Maria Schikowsky
- Bundle ID
- de.kainzwerbe.stkur
- App Store URL
- Open in App Store
- Category
- Health & Fitness
- Content rating
- 4+
- Languages
- EN, FR, DE, IT, ES
Company
- Website
- 21tage-app.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
- $976/mo
- Top-grossing rank
- Outside top 100 in US Health & Fitness
- 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
- https://21tage-app.de/impressum/
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
📈Ratings growth2 ratings+100% lifetimeShow 3-year history estimate ▾
Tracked (1 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.
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