250+ iOS apps curated and reviewed
If you already know ChemE Calculator, this is the deeper bench. 250+ chemical calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.9★ (9) | No | No | Oct 2026 | |
| 2 |  | Free | 3.3★ (24) | No | No | Oct 2026 | |
| 3 |  | Free | 4.4★ (42) | Yes | Yes | Nov 2026 | |
| 4 |  | Free | — | — | No | Oct 2026 | |
| 5 |  | Free | — | — | No | Jul 2026 | |
| 6 |  | Free | 5.0★ (3) | No | Yes | Oct 2026 | |
| 7 |  | Free | — | No | Yes | Jun 2026 | |
| 8 |  | Free | — | No | No | May 2026 |
This app provides chemical engineering calculations like VLE and steam tables, along with unit conversions and a chemical database. It allows for quick problem-solving on mobile devices, with results exportable via email. Includes kitten pictures for breaks.
This farm app helps users quickly calculate the correct amounts of chemicals needed for spraying crops. It allows for custom chemical entries and provides detailed mixing instructions for full and partial loads based on acreage and tank size.
This app helps manage pool chemistry with 24 specialized calculators for dosing, pH, and more. It features a customizable maintenance calendar, equipment tracking, and easy report sharing for up to 100 pools. Ideal for maintaining a clean and swim-ready pool.
