Transportr - Public Transit
55
Quality Score
Solid
Transportr - Public Transit
Medium confidence
✍️ bumetric analysis
“
Transportr - Public Transit is an Android app from Torsten Grote in the Maps & Navigation category, currently rated 4.3★ across 260 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 55: Solid (established niche player). For a Maps & Navigation app, that means established niche player. The full BU Investment Matrix below scores 8 dimensions including monetisation, growth, and operational risk.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
💰 Monthly revenue · now vs forecast
● Right now
$500
per month
→
12-mo forecast
$437 – $1575
per month
→
24-mo forecast
$405 – $3644
per month
INDIE tier
💡 Grow this revenue
Free AI audit of this app’s store listing
- Title & subtitle keyword fit
- Description hook & conversion structure
- Screenshots, ratings, reviews strategy
Typical impact: +2-5× organic installs
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD💰 Estimated build cost
$95K
↳ What it cost to build · not monthly revenue
Likely range $70K – $130K
$25K · MVP floor$100K · indie scale$500K+ · studio build
📈Slow ROI — current MRR is well below build cost
Synthetic estimate. Inputs: category complexity, file size, screen count, monetization layer, platform reach, age × team-size proxy. Calibrated against 2024-2026 indie-agency rate surveys. Full math + source list on /methodology.
Where the money goes
| 🧱MVP baseline (design + 1-store ship) | +$28K |
| 📱5 unique screens × $4.5K | +$22K |
| ⚙Maps & Navigation complexity ×1.20 | +$10K |
| 🌐Cross-platform reach (iOS + Android) | +$33K |
Total estimate$95K
👥 Estimated audience size
39K
Lifetime downloads (US-equivalent)
Monthly active
11K
Daily active
4.6K
Synthetic estimate from ratings × category benchmarks. Calibrated against 2024-2026 mobile-attribution retention + DAU/MAU reports. Numbers are US-storefront-equivalent — true global audience can be 5-10× larger for international apps. Full math + source list on /methodology.
How we sized it
| 📲Maps & Navigation engagement | ~150 installs / rating |
| 🔁Maps & Navigation D30 retention | 30% |
| 📍DAU / MAU stickiness | 0.40 |
DAU / MAU40% sticky
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$500/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
6 months
$426 – $993
12 months
$437 – $1.6K
24 months
$405 – $3.6K
Compound growth at +6.0% MoM (tier baseline for INDIE). Range widens with horizon — typical noise band ±40% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Early-stage solo · 41/100INDIE TIERexpected for tierGrowth Velocity
5.0
Founder Strength
5.1
Product Quality
6.1
Revenue Strength
2.7
Monetization Maturity
1.0
Defensibility
6.0
Market Position
0.0
Operational Safety
7.0
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.33★ across 260 reviews — solid.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: ⚠ last update 855d ago — possibly dormant.
- ⚠️ Risk: Moderate — dormant (855d since update).
🎯 For competitors: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $9K-$16K. Portfolio play ($2K/mo combined) commands premium.
Composite of 8 dimensions computed deterministically from public signals — no LLM, every score traces back to a measurable input. Default weights shown; "compete" / "acquire" / "invest" lenses re-weight without re-fetching.
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:
| Mature app (12y old)METRIC | +$1,500 | |
| Good rating (4.3★)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Early-stage install base (260 ratings)METRIC | +$400 |
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.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 vVaries with device🔄 updated 0d ago📂 Maps & Navigation💰 Free
📝 About this app
Transportr is a non-profit app developed by people around the world in their free time.
They want to make the use of public transport as easy as possible for everybody.
This app uses the data of various local public transport agencies
and provides a unified interface for them.
It can not verify the correctness of the data
and therefore <i>offers no guarantees</i> for the displayed information.
Please use at your own risk.
<b>🛣️ Trip Routing</b>. Just tell Transportr where you want to go!
It will find the best connections for you, advises you where to change buses,… View full description on the official store →
They want to make the use of public transport as easy as possible for everybody.
This app uses the data of various local public transport agencies
and provides a unified interface for them.
It can not verify the correctness of the data
and therefore <i>offers no guarantees</i> for the displayed information.
Please use at your own risk.
<b>🛣️ Trip Routing</b>. Just tell Transportr where you want to go!
It will find the best connections for you, advises you where to change buses,… View full description on the official store →
🔔
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Transportr - Public Transit
- Developer
- Torsten Grote
- Bundle ID
- de.grobox.liberario
- App Store URL
- Open in App Store
- Category
- Maps & Navigation
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- transportr.grobox.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
- $295/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- Not found
Founder
Founder data not yet collected for this app.
Funding
Funding data not yet collected for this app.
Press & Links
Press & Links data not yet collected for this app.
Contacts & Socials
Contacts & Socials data not yet collected for this app.
📈Ratings growth260 ratings+24% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
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.
📝 Description
95
BU Score · Transcendent
More by Torsten Grote
View all →📦 Portfolio summaryINDIE studio
4apps·$2K/mocombined
Lead-app heavy — top app contributes 75%
Full revenue analysis
Read the article-style breakdown for Transportr - Public Transit: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why medium confidence: 260 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
6 answers · auto-generated from this app's public dataHow much does Transportr - Public Transit make per month?▴
Based on our ML-calibrated revenue forecast, Transportr - Public Transit earns approximately $295/mo. This is a US-storefront-equivalent estimate; global revenue can be several times larger for internationally-distributed apps. See the methodology page for the full formula and confidence bands.
Is Transportr - Public Transit profitable?▴
With estimated build cost $95K and monthly revenue $295, Transportr - Public Transit looks well below break-even — current monthly revenue is much smaller than the estimated build cost. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Transportr - Public Transit have?▴
Estimated audience: ~39K lifetime downloads, ~11K monthly active users, and ~4K daily active users. Derived from ratings count × category installs-per-rating × age decay. US-storefront-equivalent — global audience can be 5-10× larger for internationally-distributed apps.
What apps are like Transportr - Public Transit?▴
Browse the full Maps & Navigation category catalog to find similar apps with revenue, build cost, audience and tech stack data. Each /p/{slug} page also shows a Compare side-by-side widget with three peer apps from the same niche.
Who makes Transportr - Public Transit?▴
Transportr - Public Transit is published by Torsten Grote on the Google Play Store. See the full publisher portfolio (other apps by the same developer) via the More by developer block on the product page above.
What is Transportr - Public Transit's BU Score?▴
Transportr - Public Transit has a BU Score of 55/100 (Solid). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.