# ZEN BMS vs Suprema Device Manager

The clearest difference is update cadence: ZEN BMS at every 2 months against Suprema Device Manager's every 9 months. ZEN BMS also leads on iOS requirement (12.4 vs 15.6). 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.

ZEN BMS ships an update every 2 months, Suprema Device Manager every 9 months. The most recent releases landed on October 26, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | ZEN BMS | Suprema Device Manager |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 9 months |
| Monetization | — | Free |
| Size | 13 MB | 7 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zen exim Pvt Ltd](https://appshunter.io/developer/995150047) | [SUPREMA](https://appshunter.io/developer/1027628414) |

## What reviewers say

### ZEN BMS

[App page](https://appshunter.io/ios/app/zen-bms/id1185821763)

**Features:** macOS Compatibility

**In-app purchases:** none


### Suprema Device Manager

[App page](https://appshunter.io/ios/app/suprema-device-manager/id1436104402)

This application allows for quick and easy configuration of specific devices via Bluetooth Low Energy. It supports template management for multiple device setups, significantly reducing installation time. Key settings like RS485 address, Wiegand output, and firmware upgrades can be managed.

**Highlights:** Direct BLE communication, Rapid device configuration, Template management, RS485 address & baudrate settings, Wiegand output format, LED & Buzzer control, Firmware upgrades

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

**In-app purchases:** none


## Frequently asked questions

### Is ZEN BMS free?

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

### Is Suprema Device Manager free?

Suprema Device Manager is free to download, with no in-app purchases.

### Do ZEN BMS or Suprema Device Manager have ads?

Neither ZEN BMS nor Suprema Device Manager shows ads.

### Which is updated more often, ZEN BMS or Suprema Device Manager?

ZEN BMS ships an update every 2 months, and Suprema Device Manager every 9 months. Most recently, ZEN BMS was updated on October 26, 2026 and Suprema Device Manager on November 2, 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.*