# SYR vs Buderus ProLibrary

The clearest difference is update cadence: SYR at every 3 months against Buderus ProLibrary's every 22 months. Buderus ProLibrary's advantage is iOS requirement (12.0 vs 15.6). 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.

SYR ships an update every 3 months, Buderus ProLibrary every 22 months. The most recent releases landed on October 26, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | SYR | Buderus ProLibrary |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 22 months |
| Monetization | — | Free |
| Size | 33 MB | 12 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ConSoft](https://appshunter.io/developer/397747217) | [Bosch Thermotechnik GmbH](https://appshunter.io/developer/456233209) |

## What reviewers say

### SYR

[App page](https://appshunter.io/ios/app/syr/id516996175)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is SYR free?

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

### Is Buderus ProLibrary free?

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

### Do SYR or Buderus ProLibrary have ads?

Neither SYR nor Buderus ProLibrary shows ads.

### Which is updated more often, SYR or Buderus ProLibrary?

SYR ships an update every 3 months, and Buderus ProLibrary every 22 months. Most recently, SYR was updated on October 26, 2026 and Buderus ProLibrary on September 17, 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.*