# Helix Protocol vs Extinction Eclipse Mobile

The clearest difference is price: Helix Protocol at Free against Extinction Eclipse Mobile's $2.99. Extinction Eclipse Mobile's advantage is in-app purchases (none vs 7) and ads (none vs shown).

Helix Protocol is free to download; Extinction Eclipse Mobile costs $2.99 up front. Helix Protocol sells 7 one-off in-app purchases. Extinction Eclipse Mobile asks for nothing beyond the download.

## The numbers

| Metric | Helix Protocol | Extinction Eclipse Mobile |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/extinction-eclipse-mobile/id1663040116/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Monetization | — | Paid |
| Size | 45 MB | 227 MB |
| Requires iOS | 16.0 | **10.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 9+ | 12+ |
| Developer | [Oleksii Poliakov](https://appshunter.io/developer/648955741) | [TuanisApps SRL](https://appshunter.io/developer/1172132343) |

## What reviewers say

### Helix Protocol

[App page](https://appshunter.io/ios/app/helix-protocol/id936490163)

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50K Credits | $2.99 | one-time |
| 125K Credits | $5.99 | one-time |
| 175K Credits | $8.99 | one-time |
| 250K Credits | $12.99 | one-time |
| 500K Credits | $19.99 | one-time |
| 750K Credits | $24.99 | one-time |
| 1M Credits | $29.99 | one-time |


### Extinction Eclipse Mobile

[App page](https://appshunter.io/ios/app/extinction-eclipse-mobile/id1663040116)

Command human forces in a desperate space battle against an alien invasion. Mine resources, build a powerful fleet, and defend your bases to save Earth from a mysterious grid.

**Highlights:** Resource mining and management, Base building and defense, Fleet customization and upgrades, Story-driven campaigns, Procedurally generated skirmish mode, Strategic real-time combat

**In-app purchases:** none


## Frequently asked questions

### Is Helix Protocol free?

Helix Protocol is free to download, with in-app purchases available.

### Is Extinction Eclipse Mobile free?

Extinction Eclipse Mobile costs $2.99, with no in-app purchases.

### Do Helix Protocol or Extinction Eclipse Mobile have ads?

Helix Protocol shows ads; Extinction Eclipse Mobile does not.

---

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