210+ iOS apps curated and reviewed
The best So4 molecular weight apps on iPhone average 4.2★ across 210+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 1.9★ (7) | No | No | Sep 2026 | |
| 2 |  | Free | 4.6★ (13K) | Yes | Yes | Sep 2026 | |
| 3 |  | Free | 4.3★ (152) | No | No | Jul 2026 | |
| 4 |  | Free | 3.6★ (5) | Yes | Yes | Sep 2026 | |
| 5 |  | Free | 4.1★ (262) | Yes | Yes | Sep 2026 | |
| 6 |  | Free | 4.6★ (267) | Yes | Yes | Sep 2026 | |
| 7 |  | Free | 3.6★ (166) | No | No | Aug 2026 | |
| 8 |  | Free | 3.3★ (4) | No | No | May 2026 |
This utility app helps laboratory professionals perform essential calculations. It can compute molarity, convert between grams and moles, and manage dilutions of stock solutions with ease.
Easily convert between various units of measurement, including currencies, temperature, length, and weight. This intuitive tool provides real-time currency exchange rates and a comprehensive list of conversions for everyday use.
This app provides organic chemists with a molecular weight calculator featuring a full-sized periodic table. It allows for real-time calculation with mixed input of elements, numbers, and parentheses, and enables saving, editing, and deleting results.
