# Logic Test Prep vs Cognik

The clearest difference is ads: Cognik at none against Logic Test Prep's shown. Cognik also leads on update cadence (every 4 days vs every 3 weeks). Logic Test Prep's advantage is iOS requirement (16.4 vs 18.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Logic Test Prep sells 1 one-off in-app purchase and Cognik sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Logic Test Prep ships an update every 3 weeks, Cognik every 4 days. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Logic Test Prep | Cognik |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 39 MB | 91 MB |
| Requires iOS | **16.4** | 18.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 12+ | 4+ |
| Developer | [Fredrik von Sydow](https://appshunter.io/developer/1896603229) | [Alberto Guerrero Martn](https://appshunter.io/developer/1615769208) |

## What reviewers say

### Logic Test Prep

[App page](https://appshunter.io/ios/app/logic-test-prep-iq-and-aptitude/id6796818072)

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $2.99 | one-time |


### Cognik

[App page](https://appshunter.io/ios/app/cognik-aptitude-test-practice/id6811442500)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cognik Complete Monthly | $1.99 | per month |
| Cognik Complete Annual | $14.99 | per year |
| Cognik Complete Lifetime | $34.99 | one-time |


## Frequently asked questions

### Is Logic Test Prep free?

Logic Test Prep is free to download, with in-app purchases available.

### Is Cognik free?

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

### Do Logic Test Prep or Cognik have ads?

Logic Test Prep shows ads; Cognik does not.

### Which is updated more often, Logic Test Prep or Cognik?

Logic Test Prep ships an update every 3 weeks, and Cognik every 4 days. Most recently, Logic Test Prep was updated on October 15, 2026 and Cognik on October 24, 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.*