# CogAssess vs Binary Clock

The clearest difference is update cadence: CogAssess at monthly against Binary Clock's every 12 months. CogAssess also leads on iOS requirement (11.0 vs 17.2). 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.

CogAssess ships an update monthly, Binary Clock every 12 months. The most recent releases landed on September 27, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | CogAssess | Binary Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 12 months |
| Size | 296 MB | 0 MB |
| Requires iOS | **11.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [H2 Cognitive Designs LTD](https://appshunter.io/developer/1658315146) | [Sayan Goswami](https://appshunter.io/developer/1724985919) |

## What reviewers say

### CogAssess

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Binary Clock

[App page](https://appshunter.io/ios/app/binary-clock-view-time-in-bcd/id6475730187)

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

**In-app purchases:** none


## Frequently asked questions

### Is CogAssess free?

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

### Is Binary Clock free?

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

### Do CogAssess or Binary Clock have ads?

Neither CogAssess nor Binary Clock shows ads.

### Which is updated more often, CogAssess or Binary Clock?

CogAssess ships an update monthly, and Binary Clock every 12 months. Most recently, CogAssess was updated on September 27, 2026 and Binary Clock on October 5, 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.*