# EIS Prime vs Cortex Design Finder

The clearest difference is update cadence: Cortex Design Finder at monthly against EIS Prime's every 25 months. On price, ads, in-app purchases and device support there is nothing between them.

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

EIS Prime ships an update every 25 months, Cortex Design Finder monthly. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | EIS Prime | Cortex Design Finder |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Monthly** |
| Size | 23 MB | 80 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Nexage Technologies](https://appshunter.io/developer/1813856078) | [Aayush Shah](https://appshunter.io/developer/1607441088) |

## What reviewers say

### EIS Prime

[App page](https://appshunter.io/ios/app/eis-prime/id6503939339)

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

**In-app purchases:** none


### Cortex Design Finder

[App page](https://appshunter.io/ios/app/cortex-design-finder/id6741461177)

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

**In-app purchases:** none


## Frequently asked questions

### Is EIS Prime free?

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

### Is Cortex Design Finder free?

Cortex Design Finder is free to download, with no in-app purchases.

### Do EIS Prime or Cortex Design Finder have ads?

Neither EIS Prime nor Cortex Design Finder shows ads.

### Which is updated more often, EIS Prime or Cortex Design Finder?

EIS Prime ships an update every 25 months, and Cortex Design Finder monthly. Most recently, EIS Prime was updated on October 14, 2026 and Cortex Design Finder on October 18, 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.*