# Citadelle Verdun vs D Day Explorer

The clearest difference is update cadence: D Day Explorer at daily against Citadelle Verdun's every 4 days. Citadelle Verdun's advantage is iOS requirement (11.0 vs 15.0). 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.

Citadelle Verdun ships an update every 4 days, D Day Explorer daily. The most recent releases landed on October 30, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | Citadelle Verdun | D Day Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | **Daily** |
| Monetization | — | Free |
| Size | 576 MB | 217 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Mazedia](https://appshunter.io/developer/469485636) | [Marc Laurenceau](https://appshunter.io/developer/6778008552) |

## What reviewers say

### Citadelle Verdun

[App page](https://appshunter.io/ios/app/citadelle-verdun/id1574923116)

**Features:** macOS Compatibility

**In-app purchases:** none


### D Day Explorer

[App page](https://appshunter.io/ios/app/d-day-explorer/id6778008549)

Explore the historic sites of the D-Day landings and the Battle of Normandy. This app provides maps, fact sheets, and practical information for planning your visit, with both online and offline access.

**Highlights:** Map of historic sites, Historical fact sheets, Practical visitor information, Online and offline modes, Mark visited sites, Suggest new sites and photos

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

**In-app purchases:** none


## Frequently asked questions

### Is Citadelle Verdun free?

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

### Is D Day Explorer free?

D Day Explorer is free to download, with no in-app purchases.

### Do Citadelle Verdun or D Day Explorer have ads?

Neither Citadelle Verdun nor D Day Explorer shows ads.

### Which is updated more often, Citadelle Verdun or D Day Explorer?

Citadelle Verdun ships an update every 4 days, and D Day Explorer daily. Most recently, Citadelle Verdun was updated on October 30, 2026 and D Day Explorer on November 1, 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.*