# i Open EDOC vs Roth Touchline® SL

The clearest difference is iOS requirement: i Open EDOC at 8.0 against Roth Touchline® SL's 12.4. 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.

i Open EDOC ships an update every 10 months, Roth Touchline® SL every 8 months. Both last shipped on October 9, 2026.

## The numbers

| Metric | i Open EDOC | Roth Touchline® SL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/i-open-edoc/id498486254/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 8 months** |
| Monetization | Free | Free |
| Size | 5 MB | 0 MB |
| Requires iOS | **8.0** | 12.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Datu Sistemas, SIA](https://appshunter.io/developer/498486257) | [Roth North Europe A/S](https://appshunter.io/developer/498448809) |

## What reviewers say

### i Open EDOC

[App page](https://appshunter.io/ios/app/i-open-edoc/id498486254)

This utility app allows iPhone and iPad users to open and view electronically signed documents in the EDOC format received via email. It automatically recognizes *.edoc email attachments and displays the contents of each signed document, along with the signer's name and signing time.

**Highlights:** Open EDOC email attachments, View signed document contents, Display signer's name, Show signing time, Automatic file recognition

**Features:** macOS Compatibility

**In-app purchases:** none


### Roth Touchline® SL

[App page](https://appshunter.io/ios/app/roth-touchline-sl/id1584962104)

Control your Roth home heating system directly from your iOS device. Manage your heating remotely for optimal comfort and efficiency.

**Highlights:** Remote heating system control, iOS device integration, Home comfort management, Heating efficiency optimization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i Open EDOC free?

i Open EDOC is free to download, with no in-app purchases.

### Is Roth Touchline® SL free?

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

### Do i Open EDOC or Roth Touchline® SL have ads?

Neither i Open EDOC nor Roth Touchline® SL shows ads.

### Which is updated more often, i Open EDOC or Roth Touchline® SL?

i Open EDOC ships an update every 10 months, and Roth Touchline® SL every 8 months. Most recently, i Open EDOC was updated on October 9, 2026 and Roth Touchline® SL on October 9, 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.*