# bOS Client vs Caffeine EE

The clearest difference is update cadence: bOS Client at every 3 months against Caffeine EE's every 37 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.

bOS Client ships an update every 3 months, Caffeine EE every 37 months. The most recent releases landed on August 16, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | bOS Client | Caffeine EE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/bos-client/id921756580/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 37 months |
| Monetization | Free | — |
| Size | 1 MB | 27 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ComfortClick d.o.o.](https://appshunter.io/developer/546323744) | [KETURI KAMBARIAI UAB](https://appshunter.io/developer/669086015) |

## What reviewers say

### bOS Client

[App page](https://appshunter.io/ios/app/bos-client/id921756580)

Control all devices in your smart home, office, or hotel from a single application. Integrate and automate major technical systems, visualize building status, and manage devices remotely. Offers advanced features like logical operations, scheduling, and presence simulation.

**Highlights:** Integrates diverse devices and protocols, Remote control of lights, climate, security, and multimedia, Powerful configuration environment, Logical operations and scheduling, Scene creation for different occasions, Energy consumption monitoring, Presence simulation

**Features:** macOS Compatibility

**In-app purchases:** none


### Caffeine EE

[App page](https://appshunter.io/ios/app/caffeine-ee/id1484664080)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is bOS Client free?

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

### Is Caffeine EE free?

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

### Do bOS Client or Caffeine EE have ads?

Neither bOS Client nor Caffeine EE shows ads.

### Which is updated more often, bOS Client or Caffeine EE?

bOS Client ships an update every 3 months, and Caffeine EE every 37 months. Most recently, bOS Client was updated on August 16, 2026 and Caffeine EE on September 17, 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.*