# EEX Group DataSource vs Selium Performance

The clearest difference is in-app purchases: EEX Group DataSource at none against Selium Performance's 4. EEX Group DataSource also leads on iOS requirement (16.0 vs 18.2). Selium Performance's advantage is ads (none vs shown) and update cadence (every 9 days vs every 6 months). On price and device support there is nothing between them.

Both are free to download. Selium Performance sells 4 in-app purchases, starting at $3.99 per month. EEX Group DataSource asks for nothing beyond the download.

EEX Group DataSource ships an update every 6 months, Selium Performance every 9 days. The most recent releases landed on September 12, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | EEX Group DataSource | Selium Performance |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 9 days** |
| Size | 32 MB | 7 MB |
| Requires iOS | **16.0** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [GlobalView](https://appshunter.io/developer/907233479) | [Selium Ltd](https://appshunter.io/developer/1812292842) |

## What reviewers say

### EEX Group DataSource

[App page](https://appshunter.io/ios/app/eex-group-datasource/id1424976454)

**Features:** macOS Compatibility

**In-app purchases:** none


### Selium Performance

[App page](https://appshunter.io/ios/app/selium-performance/id6751189932)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Performance Pro Monthly | $3.99 | per month |
| Performance Max Monthly | $7.99 | per month |
| Performance Pro Yearly | $39.99 | per year |
| Performance Max Yearly | $79.99 | per year |


## Frequently asked questions

### Is EEX Group DataSource free?

EEX Group DataSource is free to download, with no in-app purchases.

### Is Selium Performance free?

Selium Performance is free to download, with in-app purchases available.

### Do EEX Group DataSource or Selium Performance have ads?

EEX Group DataSource shows ads; Selium Performance does not.

### Which is updated more often, EEX Group DataSource or Selium Performance?

EEX Group DataSource ships an update every 6 months, and Selium Performance every 9 days. Most recently, EEX Group DataSource was updated on September 12, 2026 and Selium Performance on September 14, 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.*