52
BU Score
Solid
Buchungssystem für Termine
✍️ BU Analytics Review
“
Buchungssystem für Termine is an iOS app from Dominique Andr Gunia in the Business category, currently rated 4.5★ across 21 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Our BU Score puts it at 52 — Solid (established niche player). For a Business app, that means established niche player.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
creator
📊 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 (4.5★)METRIC | +$2,200 | |
| Established app (6y old)METRIC | +$800 | |
| Localized (9 languages)METRIC | +$600 | |
| Pre-traction phase (21 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 →💾 71 MB🔞 4+📱 iOS 12.0+🔖 v1.0.21🔄 updated 1y ago🌐 NL, EN, FR, DE, IT +4📂 Business💰 Paid🚀 Launched 2020 (6y old)
📝 About this app
Using this app you can quickly set up a booking system to accept bookings from your customers by answering a few questions. It takes only a few minutes. Afterward, you will have a link to a website that you can send to your customers. On that website they can see where you have free appointment slots and can book them.
When one of your customers books an appointment, you will immediately receive a notification, and you can optionally also receive an email.
You can use this app for free for booking up to 20 hours per month. If you would like to have an unlimited number of bookings each month, you can subscribe:
Monthly subscription: With this subscription you can use the app for an unlimited number of bookings each month. $1.99 for each of the first 2 months, then $9.99/month. The subscription will automatically renew until you cancel it. You can manage your subscriptions in the App Store app.
You can find the Terms of Use here: https://www.calengoo.com/bookingsystem/impressum.html
When one of your customers books an appointment, you will immediately receive a notification, and you can optionally also receive an email.
You can use this app for free for booking up to 20 hours per month. If you would like to have an unlimited number of bookings each month, you can subscribe:
Monthly subscription: With this subscription you can use the app for an unlimited number of bookings each month. $1.99 for each of the first 2 months, then $9.99/month. The subscription will automatically renew until you cancel it. You can manage your subscriptions in the App Store app.
You can find the Terms of Use here: https://www.calengoo.com/bookingsystem/impressum.html
🆕 What's New · v1.0.21
- Additional functions have been added.
- Bug fixes
- Bug fixes
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Buchungssystem für Termine
- Developer
- Dominique Andr Gunia
- Bundle ID
- com.calengoo.booking
- App Store URL
- Open in App Store
- Category
- Business
- Content rating
- 4+
- Languages
- NL, EN, FR, DE, IT, PL, RU, ES, TR
Company
- Website
- Not found
- Tagline
- Today
- Description
- Find apps and games for iPhone, iPad, Mac, and more on the App Store.
- 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
- $144/mo
- Top-grossing rank
- Outside top 100 in US Business
- 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
- https://apps.apple.com/us/iphone/story/id1759426883
📈Ratings growth21 ratings+91% lifetimeShow 3-year history estimate ▾
Tracked (3 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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