# John Blue LBMS vs KBR Power

The clearest difference is iOS requirement: John Blue LBMS at 13.0 against KBR Power's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

John Blue LBMS ships an update every 5 months, KBR Power every 4 months. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | John Blue LBMS | KBR Power |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Size | 53 MB | 117 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Advanced Systems Technology - John Blue Co.](https://appshunter.io/developer/714388629) | [Professional Computer Solutions](https://appshunter.io/developer/1495261237) |

## What reviewers say

### John Blue LBMS

[App page](https://appshunter.io/ios/app/john-blue-lbms/id624045904)

**Features:** macOS Compatibility

**In-app purchases:** none


### KBR Power

[App page](https://appshunter.io/ios/app/kbr-power/id6477824958)

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

**In-app purchases:** none


## Frequently asked questions

### Is John Blue LBMS free?

John Blue LBMS is free to download, with no in-app purchases.

### Is KBR Power free?

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

### Do John Blue LBMS or KBR Power have ads?

Neither John Blue LBMS nor KBR Power shows ads.

### Which is updated more often, John Blue LBMS or KBR Power?

John Blue LBMS ships an update every 5 months, and KBR Power every 4 months. Most recently, John Blue LBMS was updated on November 6, 2026 and KBR Power on November 8, 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.*