Fuelly: MPG & Service Tracker
80
Quality Score
Excellent
✍️ Bumetric analysis
“
Fuelly: MPG & Service Tracker is an iOS app from Fuelly, LLC in the Finance category, currently rated 4.7★ across 28,993 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 80: Excellent (strong product-market fit). For a Finance app, that means strong product-market fit. 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
$2.0M
per month
→
12-mo forecast
$2.1M – $3.3M
per month
→
24-mo forecast
$2.5M – $4.7M
per month
BIG 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
118 snapshots on record
Rating
4.7
Reviews
28,993 reviews
Forecast Revenue / mo
$2.0M
Snapshots tracked
118
since Apr 2018
ONE-TIME · BUILD
💰 Estimated build cost
$190K
↳ What it cost to build · not monthly revenue
Likely range $140K – $255K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in under a month at current MRR
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 |
| ⚙ Finance complexity ×1.60 | +$30K |
| ⚙ 17.9y maintenance × ~1-person team | +$107K |
Total estimate
$190K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$47.5M
↳ What it would sell for · not monthly revenue
Marketplace range $35.5M – $62.0M · 24× MRR multiple
💸
~250× return on build cost
Synthetic estimate. Multiple band derived from ad-supported + age, rating quality, category demand, and user-base maturity. Calibrated against 2024-2026 indie-app-marketplace closed-deal medians. Full math + comparable deal list on /methodology.
How the multiple was built
| 📺 Ad-supported base | 15× MRR |
| 📅 17.9y proven track record | +20% |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| 🏷 Finance category multiple | +15% |
Final multiple
24× MRR
👥 Estimated audience size
1.2M
Lifetime downloads (US-equivalent)
Monthly active
67K
Daily active
26K
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
| 📲 Finance engagement | ~60 installs / rating |
| 📅 17.9y of rating accumulation | -30% |
| 🔁 Finance D30 retention | 28% |
| 📍 DAU / MAU stickiness | 0.40 |
DAU / MAU
40% sticky
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
Medium confidence · 70%
Also possible
Flutter
Heuristic guess from app bundle size, category, store description signals, and release-date stack era. Bumetric does not disassemble binaries — for binary-level certainty you would need an SDK intelligence tool or the manifest itself. Reasoning chain on the right. Full ruleset on /methodology.
Signals we read
| 📦 App bundle size | 49 MB |
| 🏷 Category context | Finance |
| 📦 Small-mid iOS bundle | → Native Swift / UIKit (pre-2020 era) |
💀 Maintenance status
Likely abandoned
93%
Last shipped 2024-06-03 · 845 days ago
0 · Active
50 · At risk
100 · Abandoned
Heuristic risk score from time-since-last-update + ratings velocity proxy + Editor's Choice / curated featuring signals. Calibrated against 2024-2025 app-store ranking decay reports. Not a guarantee — a quiet app with a healthy codebase looks the same as an abandoned one until something breaks. Full math on /methodology.
Risk signals
| 📅 2y+ since last update | Likely abandoned |
| • 18y old + 1y+ no update | +5% (API deprecation drift) |
Verdict
Likely abandoned
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$2.0M/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$2.0M – $2.7M
12 months
$2.1M – $3.3M
24 months
$2.5M – $4.7M
Compound growth at +2.5% MoM (tier baseline for BIG). Range widens with horizon — typical noise band ±15% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Concerning · 53/100BIG TIERbelow benchmarksGrowth Velocity
5.0
Founder Strength
5.9
Product Quality
9.5
Revenue Strength
6.3
Monetization Maturity
1.0
Defensibility
6.0
Market Position
2.0
Operational Safety
7.0
- 💰 Revenue: Healthy — $800K - $4400K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 4.74★ across 28,993 reviews — exceptional (top 1% in category).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: ⚠ last update 839d ago — possibly dormant.
- ⚠️ Risk: Moderate — dormant (839d 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 = $36.0M-$64.0M.
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 15 of 15 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Mid install base (28,993 ratings)METRIC | +$5,500 | |
| Paid app ($0.00)METRIC | +$2,800 | |
| subscriptionREVIEW | +$2,500 | |
| premiumREVIEW | +$2,200 | |
| Excellent rating (4.7★)METRIC | +$2,200 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (17y old)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| annoying adsREVIEW | −$1,100 | |
| too expensiveREVIEW | −$1,000 | |
| Single-language (English only)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.
🆕 What's New · v3.3.7
- Bug fixes and improvements
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Fuelly: MPG & Service Tracker
- Developer
- Fuelly, LLC
- Bundle ID
- com.appcubby.gascubby
- App Store URL
- Open in App Store
- Category
- Finance
- Content rating
- 4+
- Languages
- EN
Company
- Website
- Not found
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $2.0M/mo
- Top-grossing rank
- 🇺🇸#98 /100
- 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 growth29,413 ratings+7723% lifetimeShow 3-year history estimate ▾
Tracked (60 weeks) Pre-tracking estimate (0 weeks) · model-based, ±5% noise · anchored to release date and current value
🗺️Geographic Distribution1 of 9 markets
🇺🇸
US
Top-grossing rank: #98 / 100
Other markets
Outside top 100
in US, GB, DE, FR, JP, CA, AU, BR, IN
in US, GB, DE, FR, JP, CA, AU, BR, IN
This app currently ranks in only one of the 9 markets we monitor. Niche or regional apps often launch this way before global rollout. Rankings update daily.
📊Category Rank Trajectory#98 now · best #98 · worst #100
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
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.
📝 About this app
Easily track your vehicle’s fuel economy and vehicle maintenance records. Set up reminders to keep on top of maintenance tasks such as oil changes and tire rotations. Fuelly makes it easy for you to save money with gas mileage calculations (MPG) and service reminders.
The Fuelly app seamlessly integrates with Fuelly.com, the web’s most used gas mileage tracking website. Easily manage the cars in your garage and log each fuel-up. At each fuel-up, just add the miles, gallons and price per gallon and see your MPG data grow.… View full description on the official store →
The Fuelly app seamlessly integrates with Fuelly.com, the web’s most used gas mileage tracking website. Easily manage the cars in your garage and log each fuel-up. At each fuel-up, just add the miles, gallons and price per gallon and see your MPG data grow.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 49 MB🔞 4+📱 iOS 9.3+🔖 v3.3.7🔄 updated 2y ago🌐 EN📂 Finance💰 Paid🚀 Launched 2008 (17y old)
📅
What Worked™ · Development Pipeline
18 EVENTS TRACKEDDetected changes in this app over its tracked lifetime — each event links cause (what changed) to effect (what moved). Sorted newest first.See full history →Version history →
2026-05
🔄
Monetization changed: paid → free
→ 30 days after: reviews +210 high confidence
2026-03
⭐
Rating ↑ 3.27 → 4.67 (improved 1.40★)
→ 30 days after: rating +1.40★ · reviews +28,133 medium · co-occurring
2026-03
📈
Crossed 1,000 ratings — social-proof flywheel kicking in
→ 30 days after: rating +1.40★ · reviews +28,133 medium · co-occurring
2026-03
📈
Crossed 500 ratings — social-proof flywheel kicking in
→ 30 days after: rating +1.40★ · reviews +28,134 medium · co-occurring
2018-11
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +6 high confidence
2018-11
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +7 high confidence
2018-09
⭐
Rating ↓ 3.63 → 2.99 (dropped 0.64★)
→ 30 days after: reviews +15 high confidence
2018-09
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: reviews +15 high confidence
2018-09
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: rating −0.64★ · reviews +46 high confidence
2018-05
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: rating −0.14★ · reviews +8 high confidence
2018-05
⭐
Rating ↑ 3.00 → 3.38 (improved 0.38★)
→ 30 days after: rating −0.14★ · reviews +8 high confidence
2018-05
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: rating +0.24★ · reviews +19 medium · co-occurring
2018-05
⭐
Rating ↑ 3.00 → 3.40 (improved 0.40★)
→ 30 days after: rating +0.38★ · reviews +11 medium · co-occurring
2018-05
⭐
Rating ↑ 2.33 → 3.00 (improved 0.67★)
→ 30 days after: rating +0.38★ · reviews +11 low · multiple changes
2018-05
⭐
Rating ↓ 3.00 → 2.33 (dropped 0.67★)
→ 30 days after: rating +0.38★ · reviews +11 low · multiple changes
2018-04
⭐
Rating ↑ 1.00 → 3.00 (improved 2.00★)
→ 30 days after: rating +0.38★ · reviews +11 low · multiple changes
2018-04
🚀
First tracked snapshot — initial data captured
→ 30 days after: rating +0.38★ · reviews +11 low · multiple changes
2018-04
🚀
First tracked snapshot — initial data captured
→ 30 days after: rating +0.38★ · reviews +11 low · multiple changes
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.64204★ | 609 | 4.64204★ this version |
| 🇧🇷 BR | 4.73797★ | 187 | 4.73797★ this version |
| 🇨🇦 CA | 4.6489★ | 2,589 | 4.6489★ this version |
| 🇩🇪 DE | 4.67741★ | 31 | 4.67741★ this version |
| 🇫🇷 FR | 4.68571★ | 35 | 4.68571★ this version |
| 🇬🇧 GB | 4.66852★ | 1,077 | 4.66852★ this version |
| 🇮🇳 IN | 4.6426★ | 277 | 4.6426★ this version |
| 🇯🇵 JP | 4.34615★ | 26 | 4.34615★ this version |
| 🇺🇸 US | 4.73759★ | 29,511 | 4.73759★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Fuelly: MPG & Service Tracker: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by Fuelly, LLC
View all →📦 Portfolio summaryBIG studio
3apps·$2.0M/mocombined
⚠ Concentrated — top app contributes 100% of combined revenue (single-app dependency)
About this analysis
Why high confidence: 28,993 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does Fuelly make per month?▴
Based on our ML-calibrated revenue forecast, Fuelly earns approximately $2.0M/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 Fuelly profitable?▴
With estimated build cost $190K and monthly revenue $2.0M, Fuelly looks highly profitable — pays back its build investment in under a month at the current run-rate. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does Fuelly have?▴
Estimated audience: ~1.2M lifetime downloads, ~67K monthly active users, and ~26K 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 Fuelly?▴
Browse the full Finance 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.
What is Fuelly built with?▴
Our heuristic places Fuelly on the Native iOS (Swift / UIKit) stack (Medium confidence, 70%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
Is Fuelly still actively maintained?▴
Maintenance status: Likely abandoned (93% abandonment risk). Last shipped version was 2+ years ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Fuelly sell for?▴
Estimated acquisition value: $47.5M (marketplace range $35.5M – $62.0M). Calculated as 24× monthly revenue using the standard multiple for the detected monetization model + adjustments for age, rating quality and category demand. Calibrated against 2024-2026 Flippa / Acquire.com / MicroAcquire closed-deal medians.
When was Fuelly last updated?▴
Fuelly last shipped a new version on 2024-06-03 — more than 2 year(s) ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Fuelly?▴
Fuelly is published by Fuelly, LLC on the Apple App 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 Fuelly's BU Score?▴
Fuelly has a BU Score of 80/100 (Excellent). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.