# Secure Login to Web Services vs Viessmann Access

Secure Login to Web Services and Viessmann Access are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Secure Login to Web Services ships an update every 3 months, Viessmann Access every 4 months. The most recent releases landed on September 23, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Secure Login to Web Services | Viessmann Access |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | — |
| Size | 45 MB | 52 MB |
| Requires iOS | 13.0 | **12** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [secunet Security Networks AG](https://appshunter.io/developer/1316955001) | [Viessmann IT Service GmbH](https://appshunter.io/developer/1801739683) |

## What reviewers say

### Secure Login to Web Services

[App page](https://appshunter.io/ios/app/secure-login-to-web-services/id1509222638)

This utility app facilitates secure registration, login, and electronic data submission for specific web services. It stores access data locally on your device and is initiated by the web service or manually via QR code scanning.

**Highlights:** Secure registration and login, Electronic data submission, Local data storage on device, Web service initiated access, QR code scanning for manual start

**Features:** Vision Pro support

**In-app purchases:** none


### Viessmann Access

[App page](https://appshunter.io/ios/app/viessmann-access/id1533222623)

**In-app purchases:** none


## Frequently asked questions

### Is Secure Login to Web Services free?

Secure Login to Web Services is free to download, with no in-app purchases.

### Is Viessmann Access free?

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

### Do Secure Login to Web Services or Viessmann Access have ads?

Neither Secure Login to Web Services nor Viessmann Access shows ads.

### Which is updated more often, Secure Login to Web Services or Viessmann Access?

Secure Login to Web Services ships an update every 3 months, and Viessmann Access every 4 months. Most recently, Secure Login to Web Services was updated on September 23, 2026 and Viessmann Access on October 11, 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.*