249+ iOS apps & games curated and reviewed
Out of 249+ gammon api gravity calculator apps and games on iOS, 15 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | $9.99 | 3.6★ (10) | No | No | Oct 2026 | |
| 2 |  | $9.99 | 4.0★ (1) | No | No | Oct 2026 | |
| 3 |  | $0.99 | — | No | No | Oct 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | Free | 5.0★ (4) | No | No | Oct 2026 | |
| 6 |  | Free | — | No | No | May 2026 | |
| 7 |  | $0.99 | — | No | No | Oct 2026 | |
| 8 |  | Free | 3.0★ (1) | Yes | Yes | Oct 2026 |
Calculate corrected API gravity for jet, gasoline, and diesel fuels at 60°F. This digital tool also determines the total weight of the fuel, replicating the functionality of physical slide calculators.
This application calculates the corrected API gravity at 60°F for jet, gasoline, and diesel fuels. It also determines the total weight of the fuel. It's a digital replacement for physical slide calculators.
