# Molecular Constructor

> Free 3D modeling software for building molecules.

Canonical page: [https://chrome-stats.com/d/com.alextepl.molconstr](https://chrome-stats.com/d/com.alextepl.molconstr)

## Overview

- **ID:** `com.alextepl.molconstr`
- **Platform:** Android
- **Type:** Android app
- **Status:** Available
- **Publisher:** Alexander Teplukhin
- **Category:** EDUCATION
- **Downloads:** 442,214
- **Rating:** 4.31 / 5 (2,032 ratings)
- **Version:** 1.5.2
- **Last updated:** 2023-12-05
- **First published:** 2016-07-24
- **Publisher country:** US
- **Size:** 1.03 MB
- **Data as of:** 2026-09-13
- **Store listing:** [Google Play Store](https://play.google.com/store/apps/details?id=com.alextepl.molconstr)
- **Website:** [http://molconstr.com/mobile](http://molconstr.com/mobile)
- **Privacy policy:** [http://molconstr.com/privacy-policy/](http://molconstr.com/privacy-policy/)

## Description

Molecular Constructor is a free and intuitive 3D modeling software designed for building and optimizing molecular structures with ease. Users can create detailed molecule models and refine their geometry simultaneously, making it a valuable tool for students, educators, and researchers in chemistry and related fields.

This ad-free application requires permission only to save screenshots, ensuring a smooth and distraction-free experience. For iOS users, an equivalent version of the app is available, extending accessibility across platforms.

## Rankings

- #106,720 — Overall

## Review summary

Users like Molecular Constructor for its ease of use, smooth 3D visualization, educational value, and ability to save models on lightweight devices. Recurrent drawbacks are missing import capability, a restricted atom set with requests for ions, absence of bond length/angle measurements, and lack of electron-visualization features. Addressing these would broaden its usefulness for chemistry learning and modeling.

### Pros

- Easy to use and beginner-friendly GUI
- Runs smoothly, even with 3D models
- Strong educational tool for learning molecular structures
- Excellent 3D visualization of molecules
- Lightweight app with a useful save/export model feature

### Cons

- Import functionality is missing or unreliable
- Limited atom/library; requests for more atoms and ions
- No tools to show bond lengths or bond angles
- Lacks electron-related visualizations (electron transfers, electron density/clouds)

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Source: [Chrome-Stats](https://chrome-stats.com/d/com.alextepl.molconstr)