# D vs WolfLunar4G

The clearest difference is update cadence: D at every 3 weeks against WolfLunar4G's every 4 months. 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.

D ships an update every 3 weeks, WolfLunar4G every 4 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | D | WolfLunar4G |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Size | 24 MB | 4 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [davide Sbreviglieri](https://appshunter.io/developer/562172174) | [WOLFSAFETY](https://appshunter.io/developer/603135777) |

## What reviewers say

### D

[App page](https://appshunter.io/ios/app/d-tec/id1509408218)

**Features:** macOS Compatibility

**In-app purchases:** none


### WolfLunar4G

[App page](https://appshunter.io/ios/app/wolflunar4g/id1553489890)

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

**In-app purchases:** none


## Frequently asked questions

### Is D free?

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

### Is WolfLunar4G free?

WolfLunar4G is free to download, with no in-app purchases.

### Do D or WolfLunar4G have ads?

Neither D nor WolfLunar4G shows ads.

### Which is updated more often, D or WolfLunar4G?

D ships an update every 3 weeks, and WolfLunar4G every 4 months. Most recently, D was updated on October 10, 2026 and WolfLunar4G on October 7, 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.*