# Rademacher vs SolvisPortal

The clearest difference is update cadence: SolvisPortal at fortnightly against Rademacher's every 7 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.

Rademacher ships an update every 7 months, SolvisPortal fortnightly. The most recent releases landed on October 30, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Rademacher | SolvisPortal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (9 ratings)](https://appshunter.io/ios/app/rademacher/id458037582/reviews)** | — |
| Number of ratings | **9** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 38 MB | 35 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DELTA DORE RADEMACHER GmbH](https://appshunter.io/developer/458037585) | [SOLVIS GmbH](https://appshunter.io/developer/1552210346) |

## What reviewers say

### Rademacher

[App page](https://appshunter.io/ios/app/rademacher/id458037582)

Control your integrated DuoFern smart home devices remotely via smartphone or tablet. Monitor device status, adjust settings like temperature and lighting, and receive push notifications for updates. Configure your central unit, set up automations, and create custom scenes.

**Highlights:** Remote device control, Real-time status monitoring, Customizable dashboard, Push notifications, Thermostat and shutter controls, Automation and scene creation, Central unit configuration

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

**In-app purchases:** none


### SolvisPortal

[App page](https://appshunter.io/ios/app/solvisportal/id1546449664)

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

**In-app purchases:** none


## Frequently asked questions

### Is Rademacher free?

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

### Is SolvisPortal free?

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

### Do Rademacher or SolvisPortal have ads?

Neither Rademacher nor SolvisPortal shows ads.

### Which is updated more often, Rademacher or SolvisPortal?

Rademacher ships an update every 7 months, and SolvisPortal fortnightly. Most recently, Rademacher was updated on October 30, 2026 and SolvisPortal on October 29, 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.*