# CogAssess vs ScanDex

The clearest difference is in-app purchases: CogAssess at none against ScanDex's 3. CogAssess also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.1). ScanDex's advantage is update cadence (every 9 days vs monthly). On price and device support there is nothing between them.

Both are free to download. ScanDex sells 3 in-app purchases, starting at $7.99 per 7 days. CogAssess asks for nothing beyond the download.

CogAssess ships an update monthly, ScanDex every 9 days. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | CogAssess | ScanDex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (46 ratings)](https://appshunter.io/ios/app/scandex-identify-things/id6751236600/reviews)** |
| Number of ratings | — | **46** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 296 MB | 94 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [H2 Cognitive Designs LTD](https://appshunter.io/developer/1658315146) | [Kappa Yazılım Anonim Şirketi](https://appshunter.io/developer/1805137259) |

## What reviewers say

### CogAssess

[App page](https://appshunter.io/ios/app/cogassess/id1547772438)

**Features:** macOS Compatibility

**In-app purchases:** none


### ScanDex

[App page](https://appshunter.io/ios/app/scandex-identify-things/id6751236600)

Instantly identify objects, plants, food, and more using your camera. Get detailed information, links for further exploration, and save your discoveries in a personal history.

**Highlights:** Instant object recognition, 14+ specialized identification categories, AI-powered insights, Built-in History feature, Intuitive design

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Membership | $7.99 | per 7 days |
| Plus Membership | $39.99 | per year |
| Plus Membership | $39.99 | per year |


## Frequently asked questions

### Is CogAssess free?

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

### Is ScanDex free?

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

### Do CogAssess or ScanDex have ads?

ScanDex shows ads; CogAssess does not.

### Which is updated more often, CogAssess or ScanDex?

CogAssess ships an update monthly, and ScanDex every 9 days. Most recently, CogAssess was updated on October 13, 2026 and ScanDex on October 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.*