249+ iOS apps curated and reviewed
iFLEXCSST is the household name in iflexcsst, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 | |
| 2 |  | Free | 5.0★ (1) | No | No | May 2026 | |
| 3 |  | Free | 3.8★ (32) | No | No | Oct 2026 | |
| 4 |  | Free | 3.2★ (13) | Yes | No | Oct 2026 | |
| 5 |  | Free | — | No | Yes | May 2026 | |
| 6 |  | Free | 4.8★ (88K) | No | No | Nov 2026 | |
| 7 |  | Free | — | No | No | May 2026 | |
| 8 |  | Free | — | Yes | No | May 2026 |
This app helps installers quickly determine the correct size of WARDFLEX® tubing needed for gas installations. By inputting gas type, supply pressure, pressure drop, and run length, it calculates the required flow capacity for different tubing sizes.
This app provides essential data and calculators for oil and gas well calculations. Access key dimensions, strengths, and specifications for tubulars to quickly determine volumes and capacities. Supports multiple unit systems for flexible calculations.
