# FM vs EHEIM Digital Connect

The clearest difference is review sentiment: FM at 43% against EHEIM Digital Connect's 15%. FM also leads on iOS requirement (9.3 vs 13.0). EHEIM Digital Connect's advantage is update cadence (every 5 weeks vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FM ships an update every 4 months, EHEIM Digital Connect every 5 weeks. The most recent releases landed on September 19, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | FM | EHEIM Digital Connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.7 (12 ratings)](https://appshunter.io/ios/app/eheim-digital-connect/id6501949799/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | **42.9% of reviews** | 15.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | Free | Free |
| Size | 62 MB | 47 MB |
| Requires iOS | **9.3** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OASE GmbH](https://appshunter.io/developer/642838336) | [Eheim GmbH & Co. KG](https://appshunter.io/developer/888209218) |

## What reviewers say

### FM

[App page](https://appshunter.io/ios/app/fm-master-wlan/id967950429)

Control your garden's lighting, pumps, and other appliances remotely. This app allows you to manage multiple devices, set schedules, and monitor their status from anywhere in the world. Requires specific hardware to function.

**Highlights:** Control 3 switchable and 1 dimmable power outlet, Integrate up to 10 additional remote-controlled devices, Individually adjustable timer function for each outlet, Remote monitoring via OASE Cloud, Receive status reports via email

**Features:** macOS Compatibility

**In-app purchases:** none


### EHEIM Digital Connect

[App page](https://appshunter.io/ios/app/eheim-digital-connect/id6501949799)

This app allows you to connect, set up, and manage various EHEIM digital aquarium devices from your smartphone or tablet. Customize settings for optimal results and ensure your devices are always up-to-date for a thriving aquatic environment.

**Highlights:** Connect and manage digital aquarium devices, Customize device settings, Update device firmware, Control filters, lighting, heaters, and more, Monitor aquarium components

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

**In-app purchases:** none


## Frequently asked questions

### Is FM free?

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

### Is EHEIM Digital Connect free?

EHEIM Digital Connect is free to download, with no in-app purchases.

### Do FM or EHEIM Digital Connect have ads?

Neither FM nor EHEIM Digital Connect shows ads.

### Which is updated more often, FM or EHEIM Digital Connect?

FM ships an update every 4 months, and EHEIM Digital Connect every 5 weeks. Most recently, FM was updated on September 19, 2026 and EHEIM Digital Connect on September 28, 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.*