Create and optimize 3D molecular models. This free software allows users to design molecules and refine their geometry simultaneously. A more advanced desktop version is also available.



186+ iOS apps & games curated and reviewed
Molecular Constructor is the household name in molecule builder, but it's far from the only option. We track 186+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 3.9★ (52) | No | No | Aug 2026 | ||
| 2 | Free | 3.6★ (166) | No | No | Aug 2026 | ||
| 3 | Free | 4.0★ (10) | No | No | May 2026 | ||
| 4 | Free | 5.0★ (2) | — | No | May 2026 | ||
| 5 | Free | 4.0★ (40) | No | Yes | May 2026 | ||
| 6 | Free | 4.3★ (24) | No | No | Jul 2026 | ||
| 7 | Free | 4.0★ (18) | No | No | Aug 2026 | ||
| 8 | Free | — | — | No | Jul 2026 |



Create and optimize 3D molecular models. This free software allows users to design molecules and refine their geometry simultaneously. A more advanced desktop version is also available.





Explore and interact with 3D molecular models on your device. Rotate, zoom, and pan structures using intuitive touch gestures. Visualize molecules in different modes and load custom structures from various sources.




This app allows users to create and share chemical structures with ease. It calculates molecular formula, weight, and elemental composition in real-time as you draw. Ideal for students and researchers needing a simple tool for molecular visualization.