# Zervio vs Shocking.Energy

The clearest difference is update cadence: Zervio at every 2 days against Shocking.Energy's monthly. Shocking.Energy's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Zervio ships an update every 2 days, Shocking.Energy monthly. The most recent releases landed on September 23, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Zervio | Shocking.Energy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Monthly |
| Size | 101 MB | 64 MB |
| Requires iOS | 16.1 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zervio limited](https://appshunter.io/developer/1714097348) | [Shocking Energy Limited](https://appshunter.io/developer/1772690695) |

## What reviewers say

### Zervio

[App page](https://appshunter.io/ios/app/zervio/id6470719834)

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

**In-app purchases:** none


### Shocking.Energy

[App page](https://appshunter.io/ios/app/shockingenergy/id6736629099)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zervio free?

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

### Is Shocking.Energy free?

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

### Do Zervio or Shocking.Energy have ads?

Neither Zervio nor Shocking.Energy shows ads.

### Which is updated more often, Zervio or Shocking.Energy?

Zervio ships an update every 2 days, and Shocking.Energy monthly. Most recently, Zervio was updated on September 23, 2026 and Shocking.Energy on September 10, 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.*