# CogEval vs Clock Drawing Test

The clearest difference is update cadence: CogEval at every 3 months against Clock Drawing Test'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.

CogEval ships an update every 3 months, Clock Drawing Test every 25 months. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | CogEval | Clock Drawing Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cogeval/id1366437045/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 25 months |
| Monetization | Free | — |
| Size | 44 MB | 13 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPad | iPad |
| Age rating | 17+ | 17+ |
| Developer | [Biogen Inc.](https://appshunter.io/developer/934365576) | [Miguel Schulz](https://appshunter.io/developer/1487957589) |

## What reviewers say

### CogEval

[App page](https://appshunter.io/ios/app/cogeval/id1366437045)

This iPad-based assessment tool evaluates cognitive function in multiple sclerosis patients through a two-minute processing speed test. It measures attention, psychomotor speed, visual processing, and working memory, validated against the Symbol Digit Modalities Test. Results are available for healthcare professionals to review.

**Highlights:** Cognitive function evaluation for MS patients, Two-minute processing speed test, Measures attention, psychomotor speed, visual processing, working memory, Validated against SDMT, Summary normed data for healthcare professionals, Resets after each use, no data storage

**In-app purchases:** none


### Clock Drawing Test

[App page](https://appshunter.io/ios/app/clock-drawing-test/id1594273677)

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

**In-app purchases:** none


## Frequently asked questions

### Is CogEval free?

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

### Is Clock Drawing Test free?

Clock Drawing Test is free to download, with no in-app purchases.

### Do CogEval or Clock Drawing Test have ads?

Neither CogEval nor Clock Drawing Test shows ads.

### Which is updated more often, CogEval or Clock Drawing Test?

CogEval ships an update every 3 months, and Clock Drawing Test every 25 months. Most recently, CogEval was updated on September 29, 2026 and Clock Drawing Test on September 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*