# Wilo vs Buderus ProLibrary

The clearest difference is review sentiment: Buderus ProLibrary at 100% against Wilo's 66%. Buderus ProLibrary also leads on iOS requirement (12.0 vs 18.6). Wilo's advantage is update cadence (every 3 weeks vs every 22 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Wilo ships an update every 3 weeks, Buderus ProLibrary every 22 months. The most recent releases landed on September 24, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Wilo | Buderus ProLibrary |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.2% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 22 months |
| Monetization | Free | Free |
| Size | 181 MB | 12 MB |
| Requires iOS | 18.6 | **12.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WILO SE](https://appshunter.io/developer/756670903) | [Bosch Thermotechnik GmbH](https://appshunter.io/developer/456233209) |

## What reviewers say

### Wilo

[App page](https://appshunter.io/ios/app/wilo-assistant/id397747214)

This app provides comprehensive support for planning, consulting, and installing pump technology. It offers tools for selecting replacement pumps, calculating energy savings, and diagnosing faults, even offline. Access detailed product information and control smart pumps.

**Highlights:** Smart pump control and settings, Interactive replacement pump recommendations, Energy savings and CO2 emission calculator, Pump dimensioning and selection, Fault signal diagnosis and remedies, Unit conversion tool, AR product scanner

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

**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 Wilo free?

Wilo 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 Wilo or Buderus ProLibrary have ads?

Neither Wilo nor Buderus ProLibrary shows ads.

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

Wilo ships an update every 3 weeks, and Buderus ProLibrary every 22 months. Most recently, Wilo was updated on September 24, 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.*