# SEIC MICRO by IOM vs Aptitude Test App

The clearest difference is in-app purchases: SEIC MICRO by IOM at none against Aptitude Test App's 3. Aptitude Test App's advantage is update cadence (every 5 weeks vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Aptitude Test App sells 3 in-app purchases, starting at $17.99 per month. SEIC MICRO by IOM asks for nothing beyond the download.

SEIC MICRO by IOM ships an update every 5 months, Aptitude Test App every 5 weeks. Both last shipped on November 7, 2026.

## The numbers

| Metric | SEIC MICRO by IOM | Aptitude Test App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Size | 144 MB | 30 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SEIC PTUJ](https://appshunter.io/developer/1489300544) | [Marvin Rembrink](https://appshunter.io/developer/1712722277) |

## What reviewers say

### SEIC MICRO by IOM

[App page](https://appshunter.io/ios/app/seic-micro-by-iom/id1489300545)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aptitude Test App

[App page](https://appshunter.io/ios/app/aptitude-test-app/id6448704580)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Moantlich | $17.99 | per month |
| Premium-Version | $24.99 | one-time |
| Premium - Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is SEIC MICRO by IOM free?

SEIC MICRO by IOM is free to download, with no in-app purchases.

### Is Aptitude Test App free?

Aptitude Test App is free to download, with in-app purchases available.

### Do SEIC MICRO by IOM or Aptitude Test App have ads?

Neither SEIC MICRO by IOM nor Aptitude Test App shows ads.

### Which is updated more often, SEIC MICRO by IOM or Aptitude Test App?

SEIC MICRO by IOM ships an update every 5 months, and Aptitude Test App every 5 weeks. Most recently, SEIC MICRO by IOM was updated on November 7, 2026 and Aptitude Test App on November 7, 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.*