# EVN E vs STEM Playhouse

The clearest difference is update cadence: EVN E at every 5 weeks against STEM Playhouse's every 3 months. STEM Playhouse's advantage is iOS requirement (13.0 vs 15.1). 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.

EVN E ships an update every 5 weeks, STEM Playhouse every 3 months. The most recent releases landed on September 15, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | EVN E | STEM Playhouse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 100 MB | 59 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pham Thi Phuong Hoa](https://appshunter.io/developer/1093703033) | [ONLINE MANAGEMENT TRAINING JOINT STOCK COMPANY](https://appshunter.io/developer/1054301745) |

## What reviewers say

### EVN E

[App page](https://appshunter.io/ios/app/evn-e-learning-20/id1672900839)

**Features:** macOS Compatibility

**In-app purchases:** none


### STEM Playhouse

[App page](https://appshunter.io/ios/app/stem-playhouse/id6759904573)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EVN E free?

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

### Is STEM Playhouse free?

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

### Do EVN E or STEM Playhouse have ads?

Neither EVN E nor STEM Playhouse shows ads.

### Which is updated more often, EVN E or STEM Playhouse?

EVN E ships an update every 5 weeks, and STEM Playhouse every 3 months. Most recently, EVN E was updated on September 15, 2026 and STEM Playhouse on September 8, 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.*