# E vs Reactor Shift

The clearest difference is update cadence: Reactor Shift at fortnightly against E's every 16 months. E's advantage is iOS requirement (13.0 vs 17.0). 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.

E ships an update every 16 months, Reactor Shift fortnightly. The most recent releases landed on October 11, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | E | Reactor Shift |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/reactor-shift/id6785297214/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 16 months | **Fortnightly** |
| Monetization | — | Ad-supported |
| Size | 223 MB | 249 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Full Fat Productions Ltd](https://appshunter.io/developer/374306144) | [Ariadna Campos](https://appshunter.io/developer/6775694544) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-merge-ency-services/id1659857983)

**Features:** macOS Compatibility

**In-app purchases:** none


### Reactor Shift

[App page](https://appshunter.io/ios/app/reactor-shift/id6785297214)

A neon arcade puzzle game where players aim energy orbs to break targets and reactor cores. Utilize strategic bounces, special power-ups, and unlockable orb types to clear challenging levels. It offers simple controls with deep strategic gameplay.

**Highlights:** Physics-based aiming with bounce path preview, Break targets and reactor cores, Utilize bombs, lasers, and freeze modules, Unlock new orb types and cannon styles, Collect energy cells and timed gifts, Replay levels for strategy improvement

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

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is Reactor Shift free?

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

### Do E or Reactor Shift have ads?

Both E and Reactor Shift show ads.

### Which is updated more often, E or Reactor Shift?

E ships an update every 16 months, and Reactor Shift fortnightly. Most recently, E was updated on October 11, 2026 and Reactor Shift on October 12, 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.*