# S vs LEDATRONIC App

The clearest difference is update cadence: S at every 3 months against LEDATRONIC App's every 14 months. S also leads on iOS requirement (9.0 vs 16.6). 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.

S ships an update every 3 months, LEDATRONIC App every 14 months. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | S | LEDATRONIC App |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 9.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 14 months |
| Monetization | — | Free |
| Size | 8 MB | 15 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Spartherm Feuerungstechnik GmbH](https://appshunter.io/developer/1041896340) | [LEDA Werk GmbH & Co. KG](https://appshunter.io/developer/960637397) |

## What reviewers say

### S

[App page](https://appshunter.io/ios/app/s-app/id1041896341)

**Features:** macOS Compatibility

**In-app purchases:** none


### LEDATRONIC App

[App page](https://appshunter.io/ios/app/ledatronic-app/id1441407919)

Control your LEDA stove, heating, or fireplace inserts remotely via WiFi. This free app displays all information and functions, and automatically initializes connected components like vacuum controllers and central units.

**Highlights:** Remote WiFi control, Display stove information, Control heating inserts, Initialize connected components, Supports vacuum controllers, Supports central connection units

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is S free?

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

### Is LEDATRONIC App free?

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

### Do S or LEDATRONIC App have ads?

Neither S nor LEDATRONIC App shows ads.

### Which is updated more often, S or LEDATRONIC App?

S ships an update every 3 months, and LEDATRONIC App every 14 months. Most recently, S was updated on October 2, 2026 and LEDATRONIC App on October 14, 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.*