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.



158+ iOS apps curated and reviewed
Looking for free molecular constructor apps? 20 of our 158+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 3.9★ (52) | No | No | Jul 2026 | |
| 2 | Free | 3.6★ (166) | No | No | Jul 2026 | |
| 3 | Free | 3.3★ (53) | No | Yes | Jul 2026 | |
| 4 | Free | 4.0★ (18) | No | No | Jul 2026 | |
| 5 | Free | 4.0★ (40) | No | Yes | May 2026 | |
| 6 | Free | 5.0★ (8) | No | No | May 2026 | |
| 7 | Free | 4.5★ (23) | No | No | Jul 2026 | |
| 8 | Free | 3.7★ (3) | No | No | May 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 is a professional tool for chemists to sketch molecules, reactions, and organic chemistry pathways. It offers advanced features like real-time 3D modeling and IUPAC name conversion, with multi-device synchronization and broad file format compatibility.


Create and view 3D molecular models with an intuitive editor. Supports various elements, bond types, and conformations, with undo/redo functionality. Share your creations easily via messaging and email.


Create and explore 3D molecular structures, visualize chemical properties, and access extensive chemical databases. This tool is ideal for students and educators needing on-the-go access to molecular information and computational chemistry resources.


Explore molecules and proteins in augmented reality. Visualize structures from online databases or draw your own. Scan real-world objects to see their molecular composition.


Explore the world of molecular biology through an engaging, location-based game. Collect essential building blocks like amino acids and DNA sequences to synthesize proteins and discover their functions. Learn about their roles in disease, research, and cellular processes by visiting real-world hotspots.


Explore molecular geometry in a science classroom setting. This app uses printable markers to visualize molecules, guiding users through identifying and explaining their geometric structures. It's designed for senior high school students and works offline once downloaded.


Build and manipulate 3D molecular models of organic and inorganic compounds using VR and AR. This tool aids chemistry students in understanding molecular bonding through immersive visualization.


This is a simple 2D drawing tool designed for creating molecular structures. Users can build chains of atoms and visualize chemical compounds.


Easily draw and edit chemical structures on your mobile device. Organize molecules into datasheets, share them via email or iTunes, and integrate them into your existing workflows. Ideal for scientists and students needing a portable solution for molecular drawing.


This application allows users to build and view 3D molecular models. It supports various bond types and visualization styles, and can load molecules from SDF and PDB file formats. Ideal for students, educators, and researchers.


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.




Get hyper-local weather updates with high-resolution radar and future radar. Receive severe weather alerts and customize forecasts for your favorite locations. Stay informed with real-time updates and push notifications.


Visualize the 3D structures of molecules using data from PubChem and Protein Data Bank. Explore molecules in various viewing modes and download an extensive library of compounds.


This free utility allows users to easily draw chemical structures and reactions on their mobile devices. It offers features like property calculation, file sharing via email and Dropbox, and a built-in periodic table. Users can also export structures as image files or MOL/RXN formats.


This app provides a comprehensive reference for genetic code, visualizing codons and offering detailed information on 20 amino acids. Explore different representations of the codon table and access extensive data on amino acid properties and abbreviations.


Master organic chemistry functional groups through an engaging and interactive learning experience. Ideal for students in introductory or advanced courses, MCAT prep, and A-Level chemistry, this app covers dozens of essential groups with practice modes and progress tracking.


This app connects to advanced air purifiers and humidifiers, offering real-time air quality monitoring and control. It allows users to track filter status, schedule operation, and utilize features like dark mode for a healthier home environment.