5
BU Score
Niche
Öffentlicher Bücherschrank
✍️ BU Analytics Review
“
Öffentlicher Bücherschrank is an iOS app from Stefan Trauth in the Food & Drink 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 5 — Niche (micro-niche or pre-traction stage). For a Food & Drink 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.
creator
📊 Performance Tracking LIVE
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Rating
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Reviews
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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 →💾 2 MB🔞 4+📱 iOS 16.0+🔖 v3.25🔄 updated 6mo ago🌐 EN, DE📂 Food & Drink💰 Paid🚀 Launched 2017 (8y old)
📝 About this app
Find a public bookshelf close to you! Take a book from the shelf you would like to read or place books in the shelf for others to read. Public bookshelves are some kind of free libraries where you be able to exchange or lend books for free.
There is additional information for each bookshelf like opening times, contact information and a related website.
You can help to create a great bookshelf database for everyone:
* Edit existing bookshelf data in case something is missing or wrong
* Add a bookshelf to the map in case it is missing
* Remove a bookshelf if it does not exist any more
The database is maintained by lesestunden.de.
There is additional information for each bookshelf like opening times, contact information and a related website.
You can help to create a great bookshelf database for everyone:
* Edit existing bookshelf data in case something is missing or wrong
* Add a bookshelf to the map in case it is missing
* Remove a bookshelf if it does not exist any more
The database is maintained by lesestunden.de.
🆕 What's New · v3.25
Reintroduce compatibility with iOS 16 and upwards.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Öffentlicher Bücherschrank
- Developer
- Stefan Trauth
- Bundle ID
- de.stefantrauth.bookshelf
- App Store URL
- Open in App Store
- Category
- Food & Drink
- Content rating
- 4+
- Languages
- EN, DE
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
- $5.7K/mo
- Top-grossing rank
- Outside top 100 in US Food & Drink
- 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://apps.apple.com/us/app/letterloop-group-newsletters/id6468623700
- 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/id1895675718
🌍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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