# Shellfire VPN vs Certificado Energético

The clearest difference is in-app purchases: Certificado Energético at none against Shellfire VPN's 3. Certificado Energético also leads on update cadence (every 4 days vs every 7 months). Shellfire VPN's advantage is ads (none vs shown) and iOS requirement (15.0 vs 18.6). On price and device support there is nothing between them.

Both are free to download. Shellfire VPN sells 3 in-app purchases, starting at $10.49 per month. Certificado Energético asks for nothing beyond the download.

Shellfire VPN ships an update every 7 months, Certificado Energético every 4 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Shellfire VPN | Certificado Energético |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.1 (14 ratings)](https://appshunter.io/ios/app/shellfire-vpn/id1085477595/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 57.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 60 MB | 8 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shellfire Gattung und Behr GbR](https://appshunter.io/developer/943368603) | [Walter Tengler](https://appshunter.io/developer/1860699717) |

## What reviewers say

### Shellfire VPN

[App page](https://appshunter.io/ios/app/shellfire-vpn/id1085477595)

Protect your online privacy and access any website securely from anywhere. This app hides your IP address and encrypts your internet traffic, even on public Wi-Fi. Choose your virtual location with high-speed servers worldwide.

**Highlights:** Hides IP address, Protects online privacy, Access any website globally, Secure public Wi-Fi, Choose virtual location, High-speed servers

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plus Monthly subscription | $10.49 | per month |
| Premium Plus Yearly subscription | $74.99 | per year |
| Shellfire VPN Premium Plus 7 Days | $3.99 | one-time |


### Certificado Energético

[App page](https://appshunter.io/ios/app/certificado-energetico/id6760972219)

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

**In-app purchases:** none


## Frequently asked questions

### Is Shellfire VPN free?

Shellfire VPN is free to download, with in-app purchases available.

### Is Certificado Energético free?

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

### Do Shellfire VPN or Certificado Energético have ads?

Certificado Energético shows ads; Shellfire VPN does not.

### Which is updated more often, Shellfire VPN or Certificado Energético?

Shellfire VPN ships an update every 7 months, and Certificado Energético every 4 days. Most recently, Shellfire VPN was updated on October 25, 2026 and Certificado Energético on October 25, 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.*