# Buderus ProLibrary vs autarc Pro

The clearest difference is update cadence: autarc Pro at every 8 days against Buderus ProLibrary's every 22 months. Buderus ProLibrary's advantage is iOS requirement (12.0 vs 17.0). 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.

Buderus ProLibrary ships an update every 22 months, autarc Pro every 8 days. The most recent releases landed on September 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Buderus ProLibrary | autarc Pro |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 22 months | **Every 8 days** |
| Monetization | Free | — |
| Size | 12 MB | 300 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bosch Thermotechnik GmbH](https://appshunter.io/developer/456233209) | [autarc GmbH](https://appshunter.io/developer/1705724258) |

## What reviewers say

### Buderus ProLibrary

[App page](https://appshunter.io/ios/app/buderus-prolibrary/id1454663798)

This app offers systematic support for installing and maintaining Buderus systems. Scan product data plates to access specific, comprehensive information and view concise videos detailing processes.

**Highlights:** Systematic installation and maintenance support, Concise instructional videos, Product data plate scanning, Specific product information retrieval, Comprehensive application details

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

**In-app purchases:** none


### autarc Pro

[App page](https://appshunter.io/ios/app/autarc-pro/id6505113634)

**In-app purchases:** none


## Frequently asked questions

### Is Buderus ProLibrary free?

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

### Is autarc Pro free?

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

### Do Buderus ProLibrary or autarc Pro have ads?

Neither Buderus ProLibrary nor autarc Pro shows ads.

### Which is updated more often, Buderus ProLibrary or autarc Pro?

Buderus ProLibrary ships an update every 22 months, and autarc Pro every 8 days. Most recently, Buderus ProLibrary was updated on September 17, 2026 and autarc Pro on October 15, 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.*