# ComprehendIQ vs LogicBrain

The clearest difference is update cadence: ComprehendIQ at every 3 days against LogicBrain's every 5 weeks. LogicBrain's advantage is iOS requirement (17.0 vs 26.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ComprehendIQ sells 2 in-app purchases, starting at $4.99 per month and LogicBrain sells 3 in-app purchases, starting at $12.99 per month. Whichever you choose, the download price is not the number that matters.

ComprehendIQ ships an update every 3 days, LogicBrain every 5 weeks. The most recent releases landed on October 20, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ComprehendIQ | LogicBrain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 5 weeks |
| Size | 5 MB | 9 MB |
| Requires iOS | 26.5 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Leonid LIPKOVICH](https://appshunter.io/developer/1883118066) | [Phu Ho](https://appshunter.io/developer/380467843) |

## What reviewers say

### ComprehendIQ

[App page](https://appshunter.io/ios/app/comprehendiq/id6775049641)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $4.99 | per month |
| Premium Yearly | $39.99 | per year |


### LogicBrain

[App page](https://appshunter.io/ios/app/logicbrain-logic-training/id6789635234)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LogicBrain Pro Monthly | $12.99 | per month |
| LogicBrain Pro Annual | $59.99 | per year |
| LogicBrain Pro Lifetime | $149.99 | one-time |


## Frequently asked questions

### Is ComprehendIQ free?

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

### Is LogicBrain free?

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

### Do ComprehendIQ or LogicBrain have ads?

Neither ComprehendIQ nor LogicBrain shows ads.

### Which is updated more often, ComprehendIQ or LogicBrain?

ComprehendIQ ships an update every 3 days, and LogicBrain every 5 weeks. Most recently, ComprehendIQ was updated on October 20, 2026 and LogicBrain on October 16, 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.*