# Efo vs BoxZombie

The clearest difference is ads: Efo at none against BoxZombie's shown. BoxZombie's advantage is iOS requirement (10.0 vs 12.0). On price, update cadence, 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.

Efo ships an update every 5 months, BoxZombie every 6 months. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Efo | BoxZombie |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | Free | — |
| Size | 24 MB | 144 MB |
| Requires iOS | 12.0 | **10.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dmitry Sypachev](https://appshunter.io/developer/1105804448) | [dayYom ( '')/](https://appshunter.io/developer/429102169) |

## What reviewers say

### Efo

[App page](https://appshunter.io/ios/app/efo-alien-adventure/id1445975853)

Embark on a 2D side-scrolling adventure as an alien stranded on a planet similar to Earth. Solve puzzles, find lost cargo, and uncover the planet's secrets to escape.

**Highlights:** 2D side-scrolling gameplay, Puzzle solving, Item collection, Story-driven quests, Logic skill development, Exploration

**Features:** macOS Compatibility

**In-app purchases:** none


### BoxZombie

[App page](https://appshunter.io/ios/app/boxzombie/id1458200436)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Efo free?

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

### Is BoxZombie free?

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

### Do Efo or BoxZombie have ads?

BoxZombie shows ads; Efo does not.

### Which is updated more often, Efo or BoxZombie?

Efo ships an update every 5 months, and BoxZombie every 6 months. Most recently, Efo was updated on October 6, 2026 and BoxZombie on October 4, 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.*