# MoleculAR vs HMT Classes

The clearest difference is update cadence: HMT Classes at every 2 weeks against MoleculAR's every 4 months. MoleculAR's advantage is iOS requirement (12.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MoleculAR ships an update every 4 months, HMT Classes every 2 weeks. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | MoleculAR | HMT Classes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/molecular/id1585592102/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 147 MB | 44 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Julian Levy](https://appshunter.io/developer/1585592104) | [Prabhsimran Shergill](https://appshunter.io/developer/1787070789) |

## What reviewers say

### MoleculAR

[App page](https://appshunter.io/ios/app/molecular/id1585592102)

Explore molecular geometry through augmented reality. Visualize complex chemical structures and understand difficult concepts without physical models. Request new molecules to be added to the learning experience.

**Highlights:** Augmented reality visualization, VSEPR molecular geometry learning, Interactive molecule exploration, No physical models needed, QR code integration, Molecule request system

**In-app purchases:** none


### HMT Classes

[App page](https://appshunter.io/ios/app/hmt-classes/id6754825734)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MoleculAR free?

MoleculAR is free to download, with no in-app purchases.

### Is HMT Classes free?

HMT Classes is free to download, with no in-app purchases.

### Do MoleculAR or HMT Classes have ads?

Neither MoleculAR nor HMT Classes shows ads.

### Which is updated more often, MoleculAR or HMT Classes?

MoleculAR ships an update every 4 months, and HMT Classes every 2 weeks. Most recently, MoleculAR was updated on October 6, 2026 and HMT Classes on September 29, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*