# Critical Choice vs E

The clearest difference is in-app purchases: E at none against Critical Choice's 2. Critical Choice's advantage is update cadence (fortnightly vs every 6 weeks) and iOS requirement (15.0 vs 18.4). On price, ads and device support there is nothing between them.

Both are free to download. Critical Choice sells 2 in-app purchases, starting at $3.99 per month. E asks for nothing beyond the download.

Critical Choice ships an update fortnightly, E every 6 weeks. The most recent releases landed on October 3, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Critical Choice | E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Size | 81 MB | 14 MB |
| Requires iOS | **15.0** | 18.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KungHung Shen](https://appshunter.io/developer/1862724674) | [Vladislav Aliev](https://appshunter.io/developer/1871109100) |

## What reviewers say

### Critical Choice

[App page](https://appshunter.io/ios/app/critical-choice/id6756776644)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月訂閱 | $3.99 | per month |
| 年訂閱 | $29.99 | per year |


### E

[App page](https://appshunter.io/ios/app/e-matrix-focus/id6758135959)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Critical Choice free?

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

### Is E free?

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

### Do Critical Choice or E have ads?

Neither Critical Choice nor E shows ads.

### Which is updated more often, Critical Choice or E?

Critical Choice ships an update fortnightly, and E every 6 weeks. Most recently, Critical Choice was updated on October 3, 2026 and E on September 27, 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.*