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Best Fuel Gauge Apps

212+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated July 2026

Out of 212+ fuel gauge apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Fuel Gauge Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Fuelly: MPG & Service TrackerFuelly: MPG & Service TrackerFree4.7★ (28K)NoYesJul 2026
2DIGITAL CRUISINGDIGITAL CRUISINGFree5.0★ (6)NoNoMay 2026
3iGaugeBLEiGaugeBLEFree—NoNoMay 2026
4TKLS MonitorTKLS MonitorFree5.0★ (1)NoNoMay 2026
5Fuel: Simple Fuel TrackerFuel: Simple Fuel TrackerFree5.0★ (1)NoYesMay 2026
6Tank Gauge Fuel1Tank Gauge Fuel1Free5.0★ (1)NoNoMay 2026
7Boat Fuel Gauge & TimerBoat Fuel Gauge & TimerFree—NoNoJul 2026
8Smart Oil GaugeSmart Oil GaugeFree3.6★ (78)YesNoJul 2026

Top Picks for Fuel Gauge

Fuelly: MPG & Service Tracker#1

Fuelly: MPG & Service Tracker by Fuelly, LLC

MPG, Mileage & Fuel Economy
Editor's Choice
💰 Finance
4.7😐(28K ratings)
FreeIn-App Purchases
Fuelly: MPG & Service Tracker screenshot 1
Fuelly: MPG & Service Tracker screenshot 2
Fuelly: MPG & Service Tracker screenshot 3
Fuelly: MPG & Service Tracker screenshot 4
Fuelly: MPG & Service Tracker screenshot 5

Track your vehicle's fuel economy and maintenance history. Set reminders for essential services like oil changes and tire rotations to help you save money. Seamlessly sync your data with the web platform for comprehensive vehicle management.

What We Love

  • 👍 Easy to use
  • 🚀 Excellent for tracking fuel and maintenance
  • 📊 Helpful graphs and charts
  • 🔒 Secure data storage

Room to Improve

  • 🐛 Buggy after recent updates
  • 🔒 Subscription required for full functionality
  • 🤖 Lacks support for non-US units and vehicles
DIGITAL CRUISING#2

DIGITAL CRUISING by MASAO SOTA

SPEED, ODO and FUEL meter app
Strong Contender
🗺️ Navigation
5.0(6 ratings)
Free
DIGITAL CRUISING screenshot 1
DIGITAL CRUISING screenshot 2
DIGITAL CRUISING screenshot 3
DIGITAL CRUISING screenshot 4

This app offers a GPS speedometer, odometer, and trip meter with a retro digital design. It also includes fuel management and a music player, making it useful for tracking vehicle data and entertainment on the go.

More Fuel Gauge apps to explore

4
TKLS Monitor
TKLS Monitor
TKLS Monitor
by Technokom Ltd.
Free

Monitor fuel levels in vehicle or stationary tanks wirelessly using Bluetooth-enabled sensors. Receive visual and audio alerts for low fuel or draining tanks, and perform remote diagnostics on the sensors.

Real-time fuel level indicationTemperature monitoringConfigurable fuel level warnings
🔧 Utilities
(1)
free
5
Fuel: Simple Fuel Tracker
Fuel: Simple Fuel Tracker
Fuel: Simple Fuel Tracker
No ads, no data collection.
Free

Track fuel consumption for multiple vehicles with a clean interface. Get insights into fuel efficiency, costs, and distance driven. Data syncs automatically to iCloud for easy access and backup across devices.

Multiple vehicle supportDetailed fuel statisticsiCloud data syncing
🔧 Utilities
(1)
free
6
Tank Gauge Fuel1
Tank Gauge Fuel1
Tank Gauge Fuel1
Diesel tank visualization
Free

This application helps you monitor your fuel tank levels. It provides an approximate date for when the tank will be emptied, keeping you informed about your fuel status.

Fuel tank level monitoringEstimated empty dateDiesel tank visualization
🔧 Utilities
(1)
free
7
Boat Fuel Gauge & Timer
Boat Fuel Gauge & Timer
Boat Fuel Gauge & Timer
Outboard range, tank & hours
Free
🔧 Utilities
(0)
8
Smart Oil Gauge
Smart Oil Gauge
Smart Oil Gauge
by Connected Consumer Fuel LLC
Free

Monitor your home's heating oil levels and track fuel consumption directly from your iPhone or iPad. Easily manage sensor configurations and customize alert preferences for peace of mind.

Check fuel oil levelsTrack usage patternsManage sensor settings
🔧 Utilities
(78)
ad-supported
9
Road Trip MPG Lite
Road Trip MPG Lite
Road Trip MPG Lite
MPG and Mileage Tracking
Free

Easily track your car's mileage, fuel economy, and maintenance expenses. This app offers fast data entry, comprehensive statistics, and international support for various units. It allows unlimited data saving and seamless upgrades to a full version.

Fast fuel, price, and odometer inputSingle-touch fuel entryFuel price/mileage graphing
💰 Finance
(44)
free
10
Kwik Rewards
Kwik Rewards
Kwik Rewards
Fuel Rewards & Food Savings
Free

Earn rewards and save money on purchases at participating convenience stores. Get free food, merchandise, and fuel discounts. Track your progress with digital punchcards and access exclusive coupons.

Earn free food and merchandiseFuel discountsDigital punchcards
🍔 Food & Drink
(338K)
ad-supported
11
GasBuddy: Find Cheap Gas
GasBuddy: Find Cheap Gas
GasBuddy: Find Cheap Gas
See Fuel Prices & Save Money
Free

Find the cheapest fuel prices in your area and earn rewards for saving money on gas. This app helps you locate stations, compare prices, and redeem points for discounts through various activities like snapping receipts and playing games.

Find cheapest gas pricesReport and view gas pricesEarn rewards points
✈️ Travel
(448K)
free with in-app purchases
12
DashCommand - OBD-II Gauges
DashCommand - OBD-II Gauges
DashCommand - OBD-II Gauges
OBD-II Dashboards, Scan Tool
$9.99

Turn your smartphone into a powerful vehicle monitoring and diagnostic tool. Track engine performance, fuel economy, and instantly diagnose check engine lights. Features advanced dashboards for performance analysis and off-roading.

Customizable vehicle performance displayEngine and vehicle data loggingRead and clear check engine lights
⚽ Sports
(2.1K)
free with in-app purchases
13
FAST Wireless Air Fuel Meter
FAST Wireless Air Fuel Meter
FAST Wireless Air Fuel Meter
FAST Air Fuel Meter for iOS
Free

This app allows enthusiasts to monitor air/fuel ratios and log data directly from an iOS device. It supports various fuel types and offers features like an RPM window switch and anti-theft functionality.

Monitor air/fuel ratio on iOS deviceLog up to 120 seconds of previous dataSelectable relay output for RPM window switch
🔧 Utilities
(2)
free
14
Fuel Gauge Fix
Fuel Gauge Fix
Fuel Gauge Fix
Broken Fuel Gauge?
Free
✈️ Travel
(0)
15
AtoB: Find and Save on Fuel
AtoB: Find and Save on Fuel
AtoB: Find and Save on Fuel
Make an impact on fuel costs
Free

This app helps users find significant discounts on diesel and unleaded fuel at various stations. It offers route planning with discount optimization and seamless navigation integration. Additionally, it provides robust fleet management tools for controlling spending and managing finances.

Fuel discounts on diesel and unleadedFuel discount station locatorRoute planning with discount optimization
🗺️ Navigation
(2.3K)
free
16
Pure Gas
Pure Gas
Pure Gas
find e0, ethanol-free fuel
Free

Locate nearby stations offering ethanol-free gasoline. View a list sorted by distance or use the map to find stations anywhere. Track fuel mileage, trip distance, price, and type for each fill-up, assigning records to specific vehicles.

Locate ethanol-free gas stationsSort stations by distanceMap view for station discovery
🗺️ Navigation
(2.9K)
free with in-app purchases
17
Fuel Tank Charts
Fuel Tank Charts
Fuel Tank Charts
Fuel Haulers Pocket Charts
Free

This utility app provides fuel haulers with quick access to tank charts and loading weights for diesel and gasoline. It allows users to reference stick readings for tank ullage at specific percentages and customize stick increments for precise measurements.

Tank chart lookupDiesel/Gasoline loading weightsUllage reference (90%/95%)
🔧 Utilities
(3)
free
18
Fuel-It! ECA
Fuel-It! ECA
Fuel-It! ECA
by Dmac Mobile Developments, LLC
Free

Monitor your vehicle's ethanol concentration and fuel temperature in real-time. This app wirelessly connects to a compatible Bluetooth module, freeing up your device's port for simultaneous charging and monitoring. It includes an ethanol fill-up concentration calculator and customizable display views.

Real-time ethanol concentration monitoringReal-time fuel temperature monitoringWireless Bluetooth connectivity
🔧 Utilities
(32)
free
19
Fuel Tracker Gas & Mileage Log
Fuel Tracker Gas & Mileage Log
Fuel Tracker Gas & Mileage Log
Monitor car fuel expenses
Free

Easily track your vehicle's fuel consumption and mileage. Log gas purchases, calculate fuel economy, and view detailed statistics and plots of your driving data. Supports multiple units and data synchronization.

Track fuel log (quantity, price, odometer)Calculate gas mileage and costView statistics and plots
🔧 Utilities
(608)
freemium
20
OCTANE Fuel
OCTANE Fuel
OCTANE Fuel
Fuel Discounts & AI Assist
Free

This app helps drivers save money on fuel with nationwide discounts and an AI assistant to find the cheapest gas. It offers smart route planning and instant savings at thousands of stations.

Nationwide fuel discountsAI assistant for cheapest fuelSmart fuel planning
🗺️ Navigation
(61)
free

FAQ about Fuel Gauge

What are the best fuel gauge apps for iPhone?
Fuelly: MPG & Service Tracker tops our fuel gauge apps ranking as of July 2026, with a 4.7-star average from 28K App Store ratings, and it's free to download.
Yes — 19 of the top fuel gauge apps we rank are free to download, including Fuelly: MPG & Service Tracker and DIGITAL CRUISING.
Fuelly: MPG & Service Tracker has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 212+ fuel gauge apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Fuelly helps you track your vehicle's fuel economy by calculating MPG and other metrics. It also allows you to log maintenance records and set up customizable reminders for services like oil changes and tire rotations, helping you save money on car ownership.
Key features include tracking gas mileage and maintenance, setting customizable service reminders, online synchronization with Fuelly.com, detailed charts for MPG and expenses, support for multiple vehicles, and the ability to export data in CSV format. It also supports various international units for fuel economy.