# EarthX vs Prometheus

The clearest difference is device support: EarthX at 3 against Prometheus's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

EarthX ships an update monthly, Prometheus every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | EarthX | Prometheus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/earthx/id6446391084/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 191 MB | 69 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Earth Day Texas, Inc.](https://appshunter.io/developer/839332378) | [Prometheus Alternative Investments, Inc](https://appshunter.io/developer/1555304912) |

## What reviewers say

### EarthX

[App page](https://appshunter.io/ios/app/earthx/id6446391084)

Connect with professionals at industry conferences. Create a profile, schedule meetings, and message attendees directly within the app. Access event sessions and manage your personalized agenda.

**Highlights:** Public profile creation, Meeting requests, Personalized schedule management, In-app messaging, Event session access

**Features:** macOS Compatibility

**In-app purchases:** none


### Prometheus

[App page](https://appshunter.io/ios/app/prometheus-by-invitation/id6560105879)

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

**In-app purchases:** none


## Frequently asked questions

### Is EarthX free?

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

### Is Prometheus free?

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

### Do EarthX or Prometheus have ads?

Neither EarthX nor Prometheus shows ads.

### Which is updated more often, EarthX or Prometheus?

EarthX ships an update monthly, and Prometheus every 3 weeks. Most recently, EarthX was updated on October 24, 2026 and Prometheus on October 24, 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.*