# BuB vs wir+app

The clearest difference is ads: wir+app at none against BuB's shown. wir+app also leads on update cadence (fortnightly vs every 12 months). BuB's advantage is iOS requirement (14.0 vs 16.4). On price, 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.

BuB ships an update every 12 months, wir+app fortnightly. The most recent releases landed on November 11, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | BuB | wir+app |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Fortnightly** |
| Size | 161 MB | 68 MB |
| Requires iOS | **14.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Berufsverband Information Bibliothek e. V.](https://appshunter.io/developer/1124404291) | [Mues + Schrewe GmbH](https://appshunter.io/developer/1462044762) |

## What reviewers say

### BuB

[App page](https://appshunter.io/ios/app/bub/id1124404292)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases:** none


### wir+app

[App page](https://appshunter.io/ios/app/wir-plus-app/id6766512119)

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

**In-app purchases:** none


## Frequently asked questions

### Is BuB free?

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

### Is wir+app free?

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

### Do BuB or wir+app have ads?

BuB shows ads; wir+app does not.

### Which is updated more often, BuB or wir+app?

BuB ships an update every 12 months, and wir+app fortnightly. Most recently, BuB was updated on November 11, 2026 and wir+app on November 13, 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.*