# Citeck ECOS vs IntellaQuest

The clearest difference is update cadence: IntellaQuest at every 3 months against Citeck ECOS's every 13 months. Citeck ECOS's advantage is iOS requirement (12.4 vs 15.6). 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.

Citeck ECOS ships an update every 13 months, IntellaQuest every 3 months. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Citeck ECOS | IntellaQuest |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 months** |
| Size | 10 MB | 50 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Citeck LLC](https://appshunter.io/developer/1473148859) | [IntellaQuest LLC](https://appshunter.io/developer/1156233342) |

## What reviewers say

### Citeck ECOS

[App page](https://appshunter.io/ios/app/citeck-ecos/id1473148860)

**Features:** macOS Compatibility

**In-app purchases:** none


### IntellaQuest

[App page](https://appshunter.io/ios/app/intellaquest/id1660765286)

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

**In-app purchases:** none


## Frequently asked questions

### Is Citeck ECOS free?

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

### Is IntellaQuest free?

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

### Do Citeck ECOS or IntellaQuest have ads?

Neither Citeck ECOS nor IntellaQuest shows ads.

### Which is updated more often, Citeck ECOS or IntellaQuest?

Citeck ECOS ships an update every 13 months, and IntellaQuest every 3 months. Most recently, Citeck ECOS was updated on October 10, 2026 and IntellaQuest on October 25, 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.*