# Roth Touchline⁺ vs The GrassGuide

The clearest difference is in-app purchases: Roth Touchline⁺ at none against The GrassGuide's 2. The GrassGuide's advantage is update cadence (every 2 months vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. The GrassGuide sells 2 in-app purchases, starting at $4.99 per month. Roth Touchline⁺ asks for nothing beyond the download.

Roth Touchline⁺ ships an update every 4 months, The GrassGuide every 2 months. The most recent releases landed on September 23, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Roth Touchline⁺ | The GrassGuide |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 4 MB | 58 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Roth North Europe A/S](https://appshunter.io/developer/498448809) | [Mathias Vabo](https://appshunter.io/developer/1544322158) |

## What reviewers say

### Roth Touchline⁺

[App page](https://appshunter.io/ios/app/roth-touchline/id1069806205)

Control your floor heating system remotely via Wi-Fi or the internet. Monitor temperatures, adjust settings, and manage multiple controllers across different locations from a single app. Supports quick login and easy setup for multiple users.

**Highlights:** Remote temperature control, Adjust set points, Change system modes, Manage multiple controllers, Quick login, Multi-user setup

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

**In-app purchases:** none


### The GrassGuide

[App page](https://appshunter.io/ios/app/the-grassguide/id6744040837)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $4.99 | per month |
| Premium Årlig | $49.99 | per year |


## Frequently asked questions

### Is Roth Touchline⁺ free?

Roth Touchline⁺ is free to download, with no in-app purchases.

### Is The GrassGuide free?

The GrassGuide is free to download, with in-app purchases available.

### Do Roth Touchline⁺ or The GrassGuide have ads?

Neither Roth Touchline⁺ nor The GrassGuide shows ads.

### Which is updated more often, Roth Touchline⁺ or The GrassGuide?

Roth Touchline⁺ ships an update every 4 months, and The GrassGuide every 2 months. Most recently, Roth Touchline⁺ was updated on September 23, 2026 and The GrassGuide on September 13, 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.*