Calculate molecular weights for DNA, RNA, proteins, peptides, and chemical formulas. Features a database of common compounds and chemical elements for quick selection. Useful for chemists and biochemists needing rapid calculations.






248+ iOS apps curated and reviewed
If you already know Enzyme Calculator, this is the deeper bench. 248+ enzyme calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | Yes | Aug 2026 | ||
| 2 | Free | 3.3★ (4) | No | No | May 2026 | ||
| 3 | Free | — | No | No | Jul 2026 | ||
| 4 | Free | 5.0★ (3) | No | No | Sep 2026 | ||
| 5 | Free | 4.6★ (36K) | Yes | Yes | Sep 2026 | ||
| 6 | Free | 4.6★ (10K) | Yes | Yes | Sep 2026 | ||
| 7 | Free | 5.0★ (2) | No | Yes | Aug 2026 | ||
| 8 | $5.99 | 4.7★ (6.3K) | No | Yes | Sep 2026 |











Calculate molecular weights for DNA, RNA, proteins, peptides, and chemical formulas. Features a database of common compounds and chemical elements for quick selection. Useful for chemists and biochemists needing rapid calculations.





