Master Your Fuel Economy.
Eliminate Hidden Fuel Costs.
Fuel Analyzer is an all-in-one fuel management platform that helps you understand exactly how your vehicle performs in the real world. By recording your refueling history, the app calculates accurate fuel consumption, analyzes driving costs, estimates vehicle range, and provides personalized insights to help you save money.
💡 Unlike your vehicle's onboard computer, Fuel Analyzer uses your actual odometer readings and fuel purchases to deliver reliable results based on real driving conditions.
Perfect for
- ⛽ Fuel Mileage Tracking
- 🚗 Daily Commuters
- 📉 Fuel Cost Reduction
- 💼 Rideshare & Delivery Drivers
- 🚙 Fleet & Multi-Vehicle Tracking
How Fuel Analyzer Works
Transform raw fuel receipts into precise driving analytics and real financial savings in three effortless steps.
Add Your Vehicle Profile
Add your vehicle by entering basic information such as make, model, year, fuel type, tank capacity, and current odometer reading.
Record Every Refuel
Each time you visit a gas station, enter the fuel amount, total cost, odometer reading, and indicate whether it was a full or partial refill.
Unlock Smart Analytics
After two complete refueling records, Fuel Analyzer begins calculating your real fuel consumption and unlocks advanced analytics.
The Dashboard
The Dashboard is the command center of Fuel Analyzer. It automatically transforms your refueling history into easy-to-understand insights, allowing you to monitor fuel efficiency, vehicle performance, and fuel expenses from a single screen.
Fuel Consumption Analysis
See your vehicle's real fuel economy based on actual driving data instead of manufacturer estimates.
What you'll see
- ✓ Average fuel consumption (L/100km & MPG)
- ✓ Fuel efficiency rating score
- ✓ Estimated remaining driving range
- ✓ City and highway range prediction
- ✓ Consumption trends over time
- ✓ Personalized driving insights
Real fuel consumption helps you understand how efficiently your vehicle is performing, identify unusual fuel usage, and improve your driving habits to save fuel.
Fuel Cost Analytics
Understand where every dollar spent on fuel goes and discover opportunities to save money.
You'll discover
- ✓ Exact cost per kilometer or mile
- ✓ Total lifetime fuel spending
- ✓ Monthly and yearly fuel budget
- ✓ Estimated fuel waste & cash leaks
- ✓ Potential yearly savings estimator
- ✓ Trip cost estimator
Speed vs. Fuel Efficiency Simulator
Discover how driving conditions affect fuel consumption before you even start your trip.
Equivalent to 30.1 US MPG
Vehicle Health Score
Monitor your vehicle's overall efficiency without relying on mechanical sensors or OBD dongles.
Includes
- ✓ Overall Vehicle Health Score (0–100)
- ✓ Fuel efficiency variance trends
- ✓ Estimated driving range stability
- ✓ Fuel consistency verification
- ✓ Cost efficiency score
- ✓ Monthly CO₂ carbon output estimate
Changes in your score can help you detect inefficient driving or potential vehicle issues before they become expensive repairs.
Efficiency Checklist
Prevent fuel efficiency problems with automatic mileage-based maintenance reminders.
Reminders include
- 🛞 Tire pressure checks (Every 1,000 km)
- 🛢️ Engine oil changes (Every 8,000 km)
- ⚡ Spark plug inspections
- 📋 Other mileage-based maintenance tasks
Keeping up with these simple maintenance items helps improve fuel economy, prevents sudden cash leaks, and extends overall vehicle life.
Multi-Vehicle Management
Manage all of your vehicles in one place without mixing up fuel history or performance data. Whether you own multiple cars or manage vehicles for your family, Fuel Analyzer creates a separate profile for each vehicle, keeping every calculation and report completely independent.
What you can do with Multi-Vehicle
- ✓ Add unlimited vehicle profiles without mixing up fuel history
- ✓ Switch between vehicles instantly with a single tap
- ✓ Edit vehicle specifications at any time
- ✓ Store separate fuel histories and stats for every vehicle
- ✓ Track performance and health independently
Smart Refueling
The Smart Refueling section is where all of your fuel data begins. Designed for quick use at the gas station, it helps you record every refuel accurately while automatically checking for data errors that could affect future calculations.
What You Record
Smart Features Included
- ✓ Full Tank Indicator: Supports standard complete refuels
- ✓ Partial Refill Support: Handles partial fills seamlessly
- ✓ Missed Refuel Detection: Flags gaps so averages stay clean
- ✓ Odometer Validation: Prevents typos and accidental rollbacks
- ✓ Automatic Calculation Checks: Live unit price checks
Add New Refuel
Quick 15-second entry at pump
Fuel History & Analytics
Every refuel you record becomes part of your complete driving history. Fuel Analyzer organizes all your fuel records into an easy-to-read timeline with detailed statistics, charts, and powerful search tools.
Lifetime Statistics
- • Total fuel spending
- • Total fuel purchased
- • Total distance traveled
- • Average fuel economy
- • Best recorded efficiency
Search & Filters
- • Fuel type filtering
- • Custom date range
- • Full or partial refuels
- • Gas station filter
- • Cost & efficiency range
Visual Reports
- • Fuel consumption trends
- • Spending over time
- • Efficiency improvements
- • Long-term vehicle health
Export & Backup
- • Export history to CSV
- • Export to Excel format
- • Instant JSON backups
- • Import previous logs
AI Fuel Insights
Fuel Analyzer includes an intelligent assistant powered by Google Gemini AI that analyzes your driving history and fuel records to provide personalized recommendations. Instead of showing only numbers, AI explains what those numbers mean and suggests practical ways to improve fuel efficiency.
What AI Analyzes
- ✓ Fuel consumption patterns across road types
- ✓ Refueling habits & gas station price consistency
- ✓ Driving consistency & seasonal variances
- ✓ Vehicle efficiency relative to factory baselines
- ✓ Potential hidden fuel waste & cash leaks
Analysis: Your last 3 refuels show a 7.5% drop in efficiency during city commutes.
Checking tire pressure could restore ~0.4 L/100km. Shifting cruising speed from 115 km/h to 95 km/h on highway segments will save approx $12.40 / month.
Privacy & Data Security
Your privacy comes first. Fuel Analyzer stores all information directly inside your browser. Your fuel history never needs to be uploaded to external servers, and no account is required.
Your Data Stays Private
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👤
No Registration Required No account, no signup, no email needed.
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🚫
No Tracking Zero tracking pixels or advertising telemetry.
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100% Local Data Storage All data stored safely inside your browser.
Built For Everyone Worldwide
Fuel Analyzer automatically supports different measurement systems around the world.
Standard metric calculations used in Europe, Canada, Asia & worldwide.
Frequently Asked Questions
Everything you need to know about Fuel Analyzer, calculations, measurement systems, privacy, and vehicle tracking.
How many refuels do I need before Fuel Analyzer starts
calculating fuel consumption?
Do I need to fill the tank completely every time?
Can I manage more than one vehicle?
Which measurement systems are supported?
Fuel Analyzer automatically supports drivers worldwide.
Available unit systems include:
- Metric (L/100km, km/L, kilometers)
- US MPG (Miles per Gallon)
- UK Imperial MPG
You can switch between measurement systems at any time.
Is my data stored online?
No.
All fuel records are stored locally inside your browser. Your information stays on your device and is never uploaded unless you choose to export it yourself.
Do I need to create an account?
No registration is required.
Simply open the app, create a vehicle profile, and start tracking your fuel history immediately.
Can I export my fuel history?
Yes.
Your complete fuel log can be exported for backup, reporting, or transferring to another device. Existing data can also be imported whenever needed.
How accurate are the calculations?
What can the AI assistant do?
Is Fuel Analyzer free to use?
Why Drivers Choose Fuel Analyzer
Built specifically for smart vehicle owners, fleet managers, and budget-conscious drivers worldwide.
Take Control of Every Mile.
Fuel costs add up faster than most drivers realize. Fuel Analyzer gives you the tools to understand your vehicle, reduce unnecessary fuel expenses, improve driving efficiency, and make smarter decisions every time you refuel.
✨ Start tracking today and discover what your vehicle is really costing you.
Fuel Analyzer
100% Free • Private • Offline