247+ iOS apps curated and reviewed
e85Cal is the household name in ethanol calculator, but it's far from the only option. We track 247+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (37) | No | No | Oct 2026 | |
| 2 |  | Free | 4.9★ (92) | No | No | Oct 2026 | |
| 3 |  | Free | 1.0★ (1) | No | No | Oct 2026 | |
| 4 |  | $9.99 | — | No | No | Oct 2026 | |
| 5 |  | $1.99 | 3.1★ (7) | No | No | Oct 2026 | |
| 6 |  | $4.99 | — | No | No | May 2026 | |
| 7 |  | Free | — | No | No | May 2026 | |
| 8 |  | Free | — | No | No | 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 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.
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.
