# EMC vs Zerko

The clearest difference is update cadence: Zerko at every 3 weeks against EMC's every 35 months. Zerko also leads on ratings volume (14 vs 1). EMC's advantage is price ($0.99 vs $2.99). On rating, review sentiment, ads and in-app purchases there is nothing between them.

EMC costs $0.99 and Zerko $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for EMC against 4.9 for Zerko. That said, the two scores are not equally well evidenced: Zerko has 14 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 100% of EMC's written reviews are positive against 93% of Zerko's.

EMC ships an update every 35 months, Zerko every 3 weeks. The most recent releases landed on August 17, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | EMC | Zerko |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/emc/id408430484/reviews)** | [4.9 (14 ratings)](https://appshunter.io/ios/app/zerko/id6470181559/reviews) |
| Number of ratings | 1 | **14** |
| Positive reviews | **100.0% of reviews** | 93.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 35 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Size | 65 MB | 100 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Etter Studio GmbH](https://appshunter.io/developer/408430487) | [Maciej Targoni](https://appshunter.io/developer/495165602) |

## What reviewers say

### EMC

[App page](https://appshunter.io/ios/app/emc/id408430484)

An experimental game inspired by nuclear physics where players must avoid nuclear fusion and split electrons. It offers unlimited levels with increasing difficulty and a tutorial to guide players through its addictive gameplay.

**Highlights:** Unlimited Levels, Nuclear Physics Theme, Electron Splitting Gameplay, Tutorial Mode, High Score Tracking

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

**In-app purchases:** none


### Zerko

[App page](https://appshunter.io/ios/app/zerko/id6470181559)

A relaxing puzzle game where you strategically place blocks to make all numbers on the board equal zero. Enjoy a no-pressure experience with calming audio and no in-app purchases or ads.

**Highlights:** Zero-sum number puzzles, Strategic block placement, Relaxing gameplay, No time pressure, No in-app purchases, No ads

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

**In-app purchases:** none


## Frequently asked questions

### Is EMC free?

EMC costs $0.99, with no in-app purchases.

### Is Zerko free?

Zerko costs $2.99, with no in-app purchases.

### Which has better reviews, EMC or Zerko?

EMC is rated higher. EMC averages 5.0 out of 5 from 1 ratings, while Zerko averages 4.9 from 14 ratings.

### Do EMC or Zerko have ads?

Neither EMC nor Zerko shows ads.

### Which is updated more often, EMC or Zerko?

EMC ships an update every 35 months, and Zerko every 3 weeks. Most recently, EMC was updated on August 17, 2026 and Zerko on September 11, 2026.

---

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