# R4.6V2 vs KAC

The clearest difference is update cadence: KAC at every 3 months against R4.6V2's every 11 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.

R4.6V2 ships an update every 11 months, KAC every 3 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | R4.6V2 | KAC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 3 months** |
| Size | 4 MB | 39 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [文杰 陈](https://appshunter.io/developer/1179776282) | [Jvckenwood Trading (Shanghai) Co., Ltd.](https://appshunter.io/developer/1760487149) |

## What reviewers say

### R4.6V2

[App page](https://appshunter.io/ios/app/r46v2/id1572042353)

**Features:** macOS Compatibility

**In-app purchases:** none


### KAC

[App page](https://appshunter.io/ios/app/kac-xh840d3/id6458649739)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is R4.6V2 free?

R4.6V2 is free to download, with no in-app purchases.

### Is KAC free?

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

### Do R4.6V2 or KAC have ads?

Neither R4.6V2 nor KAC shows ads.

### Which is updated more often, R4.6V2 or KAC?

R4.6V2 ships an update every 11 months, and KAC every 3 months. Most recently, R4.6V2 was updated on November 3, 2026 and KAC on November 3, 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.*