Best Molecule Builder Apps & Games

186+ iOS apps & games curated and reviewed

4.0 avg rating
20 free apps & games
Updated June 2026

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.

Top Picks for Molecule Builder

Molecules#2

Molecules by Sunset Lake Software

Strong Contender
📚 Education
3.6😐(166 ratings)
Free
Molecules screenshot 1
Molecules screenshot 2
Molecules screenshot 3
Molecules screenshot 4
Molecules screenshot 5

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.

What We Love

  • 🚀 Fast and responsive
  • 👍 Useful for visualizing molecules
  • 👍 Great for teaching chemistry
  • 👍 Excellent for biochemistry students

Room to Improve

  • 🐛 Crashes when downloading new molecules
  • 🐛 Compatibility issues with newer iOS devices
  • 🐛 Limited functionality, missing key features
Molecule#3

Molecule by Kirill Blinov

Worth Considering
📚 Education
4.0(10 ratings)
Free
Molecule screenshot 1
Molecule screenshot 2
Molecule screenshot 3
Molecule screenshot 4

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.

More Molecule Builder apps to explore

4
3DMolecule
3DMolecule
3DMolecule
Interact with molecular models
Free

Explore and interact with 3D molecular models in an immersive chemistry learning experience. Scale, rotate, and move models while discovering properties and fun facts. Ideal for students and educators.

Interactive 3D molecule modelsScale, rotate, and move modelsLearn molecular properties
📚 Education
(2)
free
5
WebMO Molecule Editor
WebMO Molecule Editor
WebMO Molecule Editor
Draw, Calculate, Visualize
Free

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.

3D molecular editorStructure optimizationOrbital and symmetry visualization
📚 Education
(40)
free with in-app purchases
6
Molecule Simulator
Molecule Simulator
Molecule Simulator
The World of Molecules
Free

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.

3D molecular visualizationSpace filling modeBall-and-stick mode
🔧 Utilities
(24)
free
7
Molecule Lab
Molecule Lab
Molecule Lab
Build $ Visualize 3D Molecules
Free

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.

Build molecules in 3DSupports oxygen, nitrogen, chlorine, carbon, hydrogenDouble and triple bond creation
📚 Education
(18)
free
8
Molecule Geometry 3D
Molecule Geometry 3D
Molecule Geometry 3D
by MOOMOO ENTERTAINMENT LLC
Free
📚 Education
(0)
9
3D Molecules View&Edit Lite
3D Molecules View&Edit Lite
3D Molecules View&Edit Lite
by Virtual Space OOO
Free

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.

Build molecule modelsSupport for single, double, and triple bondsMultiple visualization styles (Wireframe, Stick, Ball and Stick, Spacefill)
📚 Education
(9)
free
10
Synthetic Molecule
Synthetic Molecule
Synthetic Molecule
Game can entertain and learn
Free
🎮 Games
(0)
11
3D Chemistry Molecule View
3D Chemistry Molecule View
3D Chemistry Molecule View
by Sandeep Bhandari
Free

Explore the 3D structures of various molecules with this educational tool. View molecules in different stereoscopic modes and access a built-in database of hundreds of compounds. Understand the spatial arrangement of complex chemical structures.

3D molecular structure visualizationMultiple stereoscopic view modes (Anaglyth, Side by Side, Mirror)Standard molecule manipulation (rotation, scaling)
📚 Education
(10)
free
12
Find Molecule
Find Molecule
Find Molecule
by Kirill Blinov
Free

Identify chemical structures using NMR data and mass spectrometry. Instantly search a vast database of known compounds with direct links to their PubChem records.

Identify structures by ¹³C NMR shiftsIdentify structures by monoisotopic mass (m/z)Search database of 33 million known structures
📊 Productivity
(1)
free
13
3D Molecule Viewer
3D Molecule Viewer
3D Molecule Viewer
3D Molecule Viewer
Free

Explore protein strands, bonds, and molecules in an immersive 3D Augmented Reality experience. This app offers a novel approach to learning and understanding complex scientific structures.

3D Augmented Reality viewingExplore protein strandsVisualize molecular bonds
📚 Education
(2)
free
14
My Molecule Hero
My Molecule Hero
My Molecule Hero
A 3D viewer of molecules
Free

Explore 3D models of molecules with this educational application. It offers a visual way to learn about molecular structures and is a tribute to Pawel Glowacki.

3D molecule visualizationEducational contentTribute to Pawel Glowacki
📚 Education
(1)
free
15
My Molecularium
My Molecularium
My Molecularium
The Molecule Building Game
Free

Build complex molecules by launching atoms at target sites. Utilize gyroscopic aiming and learn chemical formulas through engaging gameplay. Discover over 30 accurate 3D molecular models.

Gyroscopic aimingBuild over 30 moleculesLearn chemical formulas
🎮 Games
(25)
free with in-app purchases
16
Elemental
Elemental
Elemental
by Dotmatics Limited
Free

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.

Draw chemical structures and reactionsCalculate cheminformatics propertiesTweet chemical structures
📊 Productivity
(18)
free
17
Moleculator
Moleculator
Moleculator
Molar mass calculator
Free

Easily calculate the molecular weight of any compound by entering its chemical formula. This app offers a streamlined interface for quick and accurate results.

Molar mass calculationMolecular formula inputSleek interface
📚 Education
(3)
free
18
Mirage - molecular geometry
Mirage - molecular geometry
Mirage - molecular geometry
by chardine marc
Free

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.

Molecular geometry visualizationPrintable marker set integrationGuided learning for molecule identification
📚 Education
(3)
free
19
Aktiv Learning
Aktiv Learning
Aktiv Learning
Chemistry & Math
Free

This platform offers dynamic problems and interactive tools for college-level chemistry and math. It helps students visualize abstract STEM concepts and provides instructors with real-time insights into class understanding. Features include a mobile-friendly Lewis structure drawing tool and over 250 practice questions.

Interactive Lewis structure drawing toolDynamic STEM problemsReal-time class results
📚 Education
(183)
free with in-app purchases
20
Molecule Maker
Molecule Maker
Molecule Maker
A chemistry-themed puzzle game
Free

A relaxing puzzle game where you combine elements on a honeycomb grid to form real molecules. Discover new molecules, collect cards, and enjoy 200 brain-challenging levels. Perfect for quick breaks or extended play.

Combine elements to form molecules200 challenging levelsDiscover and collect molecule cards
🎮 Games
(1)
free