# B vs KEV

The clearest difference is update cadence: B at every 6 weeks against KEV's every 6 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.

B ships an update every 6 weeks, KEV every 6 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | B | KEV |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 6 months |
| Size | 141 MB | 7 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LG ENERGY SOLUTION, LTD.](https://appshunter.io/developer/1583138049) | [Klinelex Co., Ltd.](https://appshunter.io/developer/1241172081) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-lifecare/id1614167160)

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

**In-app purchases:** none


### KEV

[App page](https://appshunter.io/ios/app/kev/id6444331318)

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

**In-app purchases:** none


## Frequently asked questions

### Is B free?

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

### Is KEV free?

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

### Do B or KEV have ads?

Neither B nor KEV shows ads.

### Which is updated more often, B or KEV?

B ships an update every 6 weeks, and KEV every 6 months. Most recently, B was updated on October 25, 2026 and KEV on October 25, 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.*