# IS KU vs The Five Group

The clearest difference is update cadence: The Five Group at fortnightly against IS KU's every 10 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.

IS KU ships an update every 10 months, The Five Group fortnightly. The most recent releases landed on October 7, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | IS KU | The Five Group |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Fortnightly** |
| Size | 99 MB | 102 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MainBrain](https://appshunter.io/developer/1468185599) | [Vladislav Pertsev](https://appshunter.io/developer/1544179901) |

## What reviewers say

### IS KU

[App page](https://appshunter.io/ios/app/is-ku/id6471985226)

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

**In-app purchases:** none


### The Five Group

[App page](https://appshunter.io/ios/app/the-five-group/id6808696846)

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

**In-app purchases:** none


## Frequently asked questions

### Is IS KU free?

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

### Is The Five Group free?

The Five Group is free to download, with no in-app purchases.

### Do IS KU or The Five Group have ads?

Neither IS KU nor The Five Group shows ads.

### Which is updated more often, IS KU or The Five Group?

IS KU ships an update every 10 months, and The Five Group fortnightly. Most recently, IS KU was updated on October 7, 2026 and The Five Group on October 23, 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.*