# CLEAR VIP vs Atrium BT

The clearest difference is update cadence: Atrium BT at every 2 weeks against CLEAR VIP's every 6 months. CLEAR VIP's advantage is iOS requirement (8.0 vs 11.0). 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.

CLEAR VIP ships an update every 6 months, Atrium BT every 2 weeks. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | CLEAR VIP | Atrium BT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (9 ratings)](https://appshunter.io/ios/app/atrium-bt/id1528018565/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 11 MB | 62 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [CLR Concepts Ltd](https://appshunter.io/developer/918584045) | [CDVI Ameriques Ltee](https://appshunter.io/developer/1021321083) |

## What reviewers say

### CLEAR VIP

[App page](https://appshunter.io/ios/app/clear-vip/id1047892504)

**Features:** macOS Compatibility

**In-app purchases:** none


### Atrium BT

[App page](https://appshunter.io/ios/app/atrium-bt/id1528018565)

Transform your smartphone or tablet into a secure access card. This application works with a specific access control system and Bluetooth readers to provide mobile identification for entry.

**Highlights:** Smartphone as access card, Secure mobile identification, Works with KRYPTO Bluetooth readers, High security access control system integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CLEAR VIP free?

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

### Is Atrium BT free?

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

### Do CLEAR VIP or Atrium BT have ads?

Neither CLEAR VIP nor Atrium BT shows ads.

### Which is updated more often, CLEAR VIP or Atrium BT?

CLEAR VIP ships an update every 6 months, and Atrium BT every 2 weeks. Most recently, CLEAR VIP was updated on October 3, 2026 and Atrium BT on October 11, 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.*