# Lambertus+ vs WALHALLA Reader

Lambertus+ and WALHALLA Reader 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.

Lambertus+ ships an update every 5 months, WALHALLA Reader every 3 months. The most recent releases landed on September 16, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Lambertus+ | WALHALLA Reader |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 18 MB | 18 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lambertus-Verlag GmbH](https://appshunter.io/developer/873636927) | [Walhalla u. Praetoria Verlag GmbH & Co. KG Mobile Applications](https://appshunter.io/developer/488879174) |

## What reviewers say

### Lambertus+

[App page](https://appshunter.io/ios/app/lambertus-plus/id873636924)

Access a digital library of specialized publications with advanced search and navigation. Annotate content with text, images, or audio. Organize your reading with bookmarks and a personal work desk for efficient research.

**Highlights:** Electronic table of contents, Fast and intelligent search, Work desk for full publication search, Add bookmarks, Personal annotations (text, image, audio), Attractive design

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

**In-app purchases:** none


### WALHALLA Reader

[App page](https://appshunter.io/ios/app/walhalla-reader/id1557693051)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lambertus+ free?

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

### Is WALHALLA Reader free?

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

### Do Lambertus+ or WALHALLA Reader have ads?

Neither Lambertus+ nor WALHALLA Reader shows ads.

### Which is updated more often, Lambertus+ or WALHALLA Reader?

Lambertus+ ships an update every 5 months, and WALHALLA Reader every 3 months. Most recently, Lambertus+ was updated on September 16, 2026 and WALHALLA Reader 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.*