# Viruses by EduTech Era vs STEMLearn

The clearest difference is price: STEMLearn at Free against Viruses by EduTech Era's $1.99. STEMLearn also leads on update cadence (every 2 months vs every 48 months). Viruses by EduTech Era's advantage is iOS requirement (12.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

STEMLearn is free to download; Viruses by EduTech Era costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Viruses by EduTech Era ships an update every 48 months, STEMLearn every 2 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Viruses by EduTech Era | STEMLearn |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/viruses-by-edutech-era/id1603794565/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 48 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 362 MB | 99 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [VIRTUAL FILAMENTS PRIVATE LIMITED](https://appshunter.io/developer/1474217212) | [Teevra Edutech Private Limited](https://appshunter.io/developer/1545914837) |

## What reviewers say

### Viruses by EduTech Era

[App page](https://appshunter.io/ios/app/viruses-by-edutech-era/id1603794565)

Explore the microscopic world of viruses with interactive 3D models and simple explanations. Learn about virus structure, replication, and their role in diseases through engaging, activity-based lessons. Ideal for students seeking to understand virology basics offline.

**Highlights:** Interactive 3D virus models, Learn virus structure and replication, Simple explanations for students, Offline learning capability, Activity-based visuals, Ideal for classroom and self-learning

**Features:** macOS Compatibility

**In-app purchases:** none


### STEMLearn

[App page](https://appshunter.io/ios/app/stemlearn/id6754865159)

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

**In-app purchases:** none


## Frequently asked questions

### Is Viruses by EduTech Era free?

Viruses by EduTech Era costs $1.99, with no in-app purchases.

### Is STEMLearn free?

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

### Do Viruses by EduTech Era or STEMLearn have ads?

Neither Viruses by EduTech Era nor STEMLearn shows ads.

### Which is updated more often, Viruses by EduTech Era or STEMLearn?

Viruses by EduTech Era ships an update every 48 months, and STEMLearn every 2 months. Most recently, Viruses by EduTech Era was updated on October 24, 2026 and STEMLearn on October 28, 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.*