# FW vs Haas+Sohn

The clearest difference is iOS requirement: Haas+Sohn at 12.2 against FW's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

FW ships an update monthly, Haas+Sohn every 6 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | FW | Haas+Sohn |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 14.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | — | Free |
| Size | 63 MB | 98 MB |
| Requires iOS | 17.0 | **12.2** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mathias Fritz](https://appshunter.io/developer/723566466) | [HAAS + SOHN OFENTECHNIK GMBH](https://appshunter.io/developer/1001551081) |

## What reviewers say

### FW

[App page](https://appshunter.io/ios/app/fw-info/id1231784345)

**In-app purchases:** none


### Haas+Sohn

[App page](https://appshunter.io/ios/app/haas-plus-sohn/id1460129601)

Control your pellet stove remotely with this free application. Schedule heating times, receive important notifications about your stove's status, and manage settings easily from your smartphone. Enjoy intelligent heating and potential cost savings.

**Highlights:** Remote pellet stove control, Weekly programming with copy function, Push notifications for cleaning and malfunctions, Heating cost saving guidance, Warranty extension registration, WLAN module support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FW free?

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

### Is Haas+Sohn free?

Haas+Sohn is free to download, with no in-app purchases.

### Do FW or Haas+Sohn have ads?

Neither FW nor Haas+Sohn shows ads.

### Which is updated more often, FW or Haas+Sohn?

FW ships an update monthly, and Haas+Sohn every 6 weeks. Most recently, FW was updated on November 6, 2026 and Haas+Sohn on November 3, 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.*