# Biffar smart access vs ZEWO Dynamics EMS

The clearest difference is update cadence: ZEWO Dynamics EMS at every 2 months against Biffar smart access's every 19 months. Biffar smart access's advantage is iOS requirement (12.0 vs 17.0). 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.

Biffar smart access ships an update every 19 months, ZEWO Dynamics EMS every 2 months. The most recent releases landed on September 20, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Biffar smart access | ZEWO Dynamics EMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 19 months | **Every 2 months** |
| Size | 45 MB | 67 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Soular GmbH & Co. KG](https://appshunter.io/developer/1147785644) | [Zewotherm Heating GmbH](https://appshunter.io/developer/1781843522) |

## What reviewers say

### Biffar smart access

[App page](https://appshunter.io/ios/app/biffar-smart-access/id1205970493)

**Features:** macOS Compatibility

**In-app purchases:** none


### ZEWO Dynamics EMS

[App page](https://appshunter.io/ios/app/zewo-dynamics-ems/id6738684459)

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

**In-app purchases:** none


## Frequently asked questions

### Is Biffar smart access free?

Biffar smart access is free to download, with no in-app purchases.

### Is ZEWO Dynamics EMS free?

ZEWO Dynamics EMS is free to download, with no in-app purchases.

### Do Biffar smart access or ZEWO Dynamics EMS have ads?

Neither Biffar smart access nor ZEWO Dynamics EMS shows ads.

### Which is updated more often, Biffar smart access or ZEWO Dynamics EMS?

Biffar smart access ships an update every 19 months, and ZEWO Dynamics EMS every 2 months. Most recently, Biffar smart access was updated on September 20, 2026 and ZEWO Dynamics EMS on September 19, 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.*