26
BU Score
Niche
Harry's Camper
✍️ bumetric analysis
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Harry's Camper is an iOS app from Harald Schlangmann in the Travel category, currently rated 2.3★ across 3 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.
Our BU Score puts it at 26: Niche (micro-niche or pre-traction stage). For a Travel 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.
🔬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 | |
| Below-average rating (2.3★)METRIC | −$1,500 | |
| Mature app (10y old)METRIC | +$1,500 | |
| Localized (8 languages)METRIC | +$600 | |
| Pre-traction phase (3 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 →💾 70 MB🔞 4+📱 iOS 12.0+🔖 v25.0.1🔄 updated 1y ago🌐 EN, FR, DE, IT, JA +3📂 Travel💰 Paid🚀 Launched 2015 (10y old)
📝 About this app
Harry’s Heavy Duty - Camper Edition is the professional tool for all drivers of heavy vehicles, towing trailers, and campers utilizing motorhomes and caravans. It is focused on technical oriented drivers who want to know what is going on. It comes with a wealth of tools, calculations and displays all types of information elegantly and intuitively.
The feature set is huge, here are some highlights:
‣ The app collects data from a large number of sensors available
‣ Intelligent real time views of all information available - not just raw data but smart insights
‣ Basic functionality is available using your iPhone’s GPS and accelerometer
‣ Add external OBD, GPS and environmental sensors to get more insights
‣ Weather station using external sources and environmental sensors
‣ Complete documentation of truck, TV and trailer allowing analysis such as a tow rating
‣ Parking and leveling assistants support standard operations (including Apple Watch support)
‣ Supports action cams for rear view (GoPro HERO3/3+, Sony)
‣ A full featured road book creates beautiful trip reports automatically
‣ Predefined and custom checklists help you remember actions (e.g. camp ground departure)
‣ Add waypoint sets from your database or add your own
The app supports a huge set of external engine and GPS sensors as well as the inexpensive TI SensorTag for local environmental data. For details, please check our compatibility page at http://www.gps-laptimer.de/Compatibility.html Data collected is displayed in purpose built views focusing on what really matters. The app is aware of levels and thresholds and will warn you if anything is wrong.
The leveling assistant makes it extremely convenient to level your caravan or motorhome. Leveling is measure using either the iPhone or a TI SensorTag. The measurements of change for the hitch or the sides is given in inches / centimeters and displayed using an Apple Watch or using the phone itself. Leveling instruction are spoken.
The road book included records trips automatically - even with the app in background. Other than common trackers, data is kept private and is stored on your phone only. For trips recorded, not only the route but daily distances, stations you stayed overnight and dates and other information is automatically derived. It can be viewed in the app itself or be exported to the Google Earth app and desktop program for detailed analysis and fly overs. Please find samples and more information on https://www.facebook.com/harrysheavyduty
The feature set is huge, here are some highlights:
‣ The app collects data from a large number of sensors available
‣ Intelligent real time views of all information available - not just raw data but smart insights
‣ Basic functionality is available using your iPhone’s GPS and accelerometer
‣ Add external OBD, GPS and environmental sensors to get more insights
‣ Weather station using external sources and environmental sensors
‣ Complete documentation of truck, TV and trailer allowing analysis such as a tow rating
‣ Parking and leveling assistants support standard operations (including Apple Watch support)
‣ Supports action cams for rear view (GoPro HERO3/3+, Sony)
‣ A full featured road book creates beautiful trip reports automatically
‣ Predefined and custom checklists help you remember actions (e.g. camp ground departure)
‣ Add waypoint sets from your database or add your own
The app supports a huge set of external engine and GPS sensors as well as the inexpensive TI SensorTag for local environmental data. For details, please check our compatibility page at http://www.gps-laptimer.de/Compatibility.html Data collected is displayed in purpose built views focusing on what really matters. The app is aware of levels and thresholds and will warn you if anything is wrong.
The leveling assistant makes it extremely convenient to level your caravan or motorhome. Leveling is measure using either the iPhone or a TI SensorTag. The measurements of change for the hitch or the sides is given in inches / centimeters and displayed using an Apple Watch or using the phone itself. Leveling instruction are spoken.
The road book included records trips automatically - even with the app in background. Other than common trackers, data is kept private and is stored on your phone only. For trips recorded, not only the route but daily distances, stations you stayed overnight and dates and other information is automatically derived. It can be viewed in the app itself or be exported to the Google Earth app and desktop program for detailed analysis and fly overs. Please find samples and more information on https://www.facebook.com/harrysheavyduty
🆕 What's New · v25.0.1
- redesigned CarPlay startup
- fixed a bug crashing LapTimer when started with CarPlay connected
- some minor interface changes and fixes
- switched to Inches for very precise accuracy displays
- fixed a bug crashing LapTimer when started with CarPlay connected
- some minor interface changes and fixes
- switched to Inches for very precise accuracy displays
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Harry's Camper
- Developer
- Harald Schlangmann
- Bundle ID
- com.harrys.HeavyDutyCamper
- App Store URL
- Open in App Store
- Category
- Travel
- Content rating
- 4+
- Languages
- EN, FR, DE, IT, JA, ZH, ES, ZH
Company
- Website
- www.gps-laptimer.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
- $86/mo
- Top-grossing rank
- Outside top 100 in US Travel
- 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
- Not found
📈Ratings growth3 ratings+200% 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.
Full revenue analysis
Read the article-style breakdown for Harry's Camper: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
