# Event ЭТМ vs Энергетическая безопасность 26

The clearest difference is in-app purchases: Event ЭТМ at none against Энергетическая безопасность 26's 12. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Энергетическая безопасность 26 sells 12 one-off in-app purchases. Event ЭТМ asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 18, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Event ЭТМ | Энергетическая безопасность 26 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 19 MB | 22 MB |
| Requires iOS | **11.0** | 12.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Studio PROMO Company Limited](https://appshunter.io/developer/900540838) | [Alisa Potapova](https://appshunter.io/developer/666897984) |

## What reviewers say

### Event ЭТМ

[App page](https://appshunter.io/ios/app/event/id1453844565)

**Features:** macOS Compatibility

**In-app purchases:** none


### Энергетическая безопасность 26

[App page](https://appshunter.io/ios/app/26/id1634385125)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Г.2.1(1) | Free | one-time |
| Г.1.1 | $0.99 | one-time |
| Г.2.1 | $0.99 | one-time |
| Г.2.2 | $1.99 | one-time |
| Г.2.3 | $1.99 | one-time |
| Г.2.5 | $1.99 | one-time |
| Г.2.4 | $1.99 | one-time |
| ЭБП 1283.10 | $1.99 | one-time |
| ЭБП 1491.6 | $1.99 | one-time |
| ЭБП 1492.6 | $1.99 | one-time |
| ЭБП 1493.6 | $1.99 | one-time |
| Все разделы со скидкой | $5.99 | one-time |


## Frequently asked questions

### Is Event ЭТМ free?

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

### Is Энергетическая безопасность 26 free?

Энергетическая безопасность 26 is free to download, with in-app purchases available.

### Do Event ЭТМ or Энергетическая безопасность 26 have ads?

Neither Event ЭТМ nor Энергетическая безопасность 26 shows ads.

### Which is updated more often, Event ЭТМ or Энергетическая безопасность 26?

Event ЭТМ ships an update every 2 months, and Энергетическая безопасность 26 every 2 months. Most recently, Event ЭТМ was updated on September 18, 2026 and Энергетическая безопасность 26 on May 17, 2026.

---

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