211+ iOS apps curated and reviewed
The best gas calculator alternative apps on iPhone average 4.6★ across 211+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.3★ (7K) | Yes | No | Jun 2026 |
| 2 |  | Free | 4.9★ (39K) | Yes | No | Jul 2026 |
| 3 |  | Free | 4.7★ (12K) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 4.8★ (98K) | No | No | Jul 2026 |
| 5 |  | Free | 4.8★ (17K) | No | No | Jul 2026 |
| 6 |  | Free | 4.6★ (4.8K) | Yes | No | Jul 2026 |
| 7 |  | Free | 4.8★ (5.6K) | No | No | Jul 2026 |
| 8 |  | Free | 4.4★ (2.1K) | No | Yes | Jul 2026 |
Locate the most affordable gasoline in your vicinity across the USA, Australia, Canada, and Taiwan. Easily search by zip code, postal code, or your current GPS location to find the best prices.
Manage your natural gas account on the go. This app allows you to view your bill, make payments, set up alerts for due dates and payments, and sign up for various billing programs. You can also update your account information and access all your energy accounts in one place.
This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.
Easily manage your gas account from anywhere. Track usage, view billing history, and make payments. Start, stop, or transfer service, and set up payment plans for residential and business customers.
Manage your utility account conveniently from your mobile device. Pay bills, track energy usage, start or stop service, and enroll in payment plans. Enjoy secure access to your billing history and payment options on the go.
This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.
Manage your natural gas account with ease. This app offers a user-friendly interface to pay bills, monitor usage, receive important notifications, and enroll in efficiency programs. Take control of your account from a single, convenient place.
Calculate toll and fuel costs for various vehicle types across multiple countries. Find the cheapest, fastest, or most optimal routes by considering time and cost trade-offs. Supports various payment methods and toll tags.
Manage your energy account conveniently from your mobile device. Pay bills quickly, set up scheduled payments, and receive customized alerts for due dates and payment confirmations. Access your billing history and update account information with ease.
Discover nearby fueling stations for alternative energy sources like electricity, natural gas, and biofuels. View station details, including payment options, access, and specific fuel types, all sourced from a comprehensive U.S. Department of Energy database.
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.
Manage your utility account with ease. This free application allows you to quickly view and pay your bills, set up automatic payments, and enroll in budget billing. Access your account information and update your profile securely from anywhere.
This app connects users with a wide network of energy providers, simplifying energy procurement. It uses AI for optimized logistics and real-time tracking, supporting sustainable practices and cost savings.
Manage your natural gas account conveniently from your mobile device. View bills, track usage, make payments, and enroll in helpful programs like AutoPay and Budget Plan. Access your account anytime, anywhere.
This app calculates the correct fusion pressure for HDPE and Polypropylene pipe jobs. It simplifies the process by selecting your fusion machine and entering pipe details to determine the recommended theoretical gauge pressure.
Manage your natural gas account conveniently from your mobile device. Access features like live chat support, flexible bill payment options, and detailed usage analysis. Stay informed with real-time notifications and track service requests easily.
Track your vehicle's fuel consumption, mileage, and expenses. Monitor fill-ups, gas prices, and maintenance costs with detailed statistics and charts. Supports multiple vehicles and fuel types.
This application helps users calculate their fuel consumption and associated costs. It utilizes standard units commonly used in the USA, such as miles, dollars, and U.S. gallons.
Effortlessly calculate your road trip expenses, including fuel costs based on your car model and current gas prices. Easily split costs with friends, compare routes for savings, and track your carbon emissions for a more eco-conscious journey.
This app provides an instant mobile refrigerant charge calculator for HVACR applications. It supports various refrigerants and allows users to calculate the correct system charge based on superheat, subcooling, or airflow, along with environmental conditions.