250+ iOS apps curated and reviewed
If you already know e85Cal, this is the deeper bench. 250+ e85 calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (35) | No | No | Jul 2026 |
| 2 |  | Free was $1.99 | 1.0★ (2) | No | No | May 2026 |
| 3 |  | Free | 4.9★ (86) | No | No | Jul 2026 |
| 4 |  | Free | 3.7★ (24) | Yes | Yes | Aug 2026 |
| 5 |  | $1.99 | 3.1★ (7) | No | No | Aug 2026 |
| 6 |  | Free | 4.7★ (2K) | Yes | Yes | Aug 2026 |
| 7 |  | $2.99 | 5.0★ (3) | No | No | Aug 2026 |
| 8 |  | Free | 3.0★ (2) | No | Yes | May 2026 |
This app assists users in calculating the precise amounts of standard and ethanol gasoline needed to achieve a desired ethanol percentage in their fuel mix. It simplifies the process by taking into account tank size, current fuel level, and the ethanol content of available fuel types.
This application helps performance enthusiasts and flex-fuel vehicle owners precisely calculate the amounts of E85 and gasoline needed for specific ethanol percentages or octane ratings. It offers both simple and advanced modes for fuel mixing calculations, supporting metric and imperial units.
This app provides a suite of automotive tools for car enthusiasts. It includes calculators for ethanol blends and tire sizes, a tracker for car modifications, and a locator for E85 fuel stations. Optional CarPlay support keeps essential tools accessible on the road.
Find E85 gas stations nearby and calculate E85 fuel mixtures. This tool is designed for car enthusiasts who use or are interested in E85 fuel.
Quickly calculate the precise amounts of E85 and gasoline needed to achieve your desired ethanol fuel mix. The app remembers your tank details for even faster calculations.
Easily locate E85 fueling stations across the United States and Canada. This app provides directions and contact information for stations offering this ethanol-gasoline blend, ideal for flex fuel vehicles. No registration is needed to access this valuable data.
Easily calculate the precise amounts of E85 and pump gas needed to achieve your desired ethanol blend. This tool estimates your current fuel level and provides an estimated octane rating for your mix. It works offline, making it convenient for use at any gas station.
This app helps flex-fuel vehicle owners and performance car enthusiasts calculate the correct E85 fuel mix for their cars. It offers real-time calculations with support for both metric and imperial units, ensuring a safe and simple user experience.
Easily locate E85 fuel stations with integrated mapping and offline access. Calculate precise fuel blends for your flex-fuel vehicle to optimize performance and cost. Nearly 5,000 stations are available.
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.
This medical app helps calculate Estimated Due Date (EDD) and Estimated Gestational Age (EGA). It offers two methods for calculation: using the Last Menstrual Period (LMP) or a provided EDD from Ultrasound (USS). The interface is designed for simplicity and speed.
This app is a versatile tool offering a wide range of calculation and conversion functions. It supports basic arithmetic, advanced math operations, unit conversions, and currency exchange. Designed for students, educators, and professionals, it provides an intuitive interface for daily calculations.
A fast, clean, and easy-to-use calculator app offering both basic and advanced scientific functions. It features a minimal design, calculation history, and supports dark and light modes for a comfortable daily calculation experience.
This scientific calculator supports engineering notation with prefixes like pico, nano, and mega. It offers a history feature to review past calculations and allows editing of formulas for recalculation. The free version has some limitations on history scrolling and saving.
This app offers a suite of specialized calculators, including scientific, financial, programmer, and basic functions. It also features a currency converter and a comprehensive unit converter for various needs.
