# KvantMail vs nDRU

The clearest difference is update cadence: nDRU at fortnightly against KvantMail's every 26 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.

KvantMail ships an update every 26 months, nDRU fortnightly. The most recent releases landed on October 11, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | KvantMail | nDRU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Fortnightly** |
| Size | 30 MB | 148 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arenim Infosec Kft.](https://appshunter.io/developer/1595599782) | [nDRU](https://appshunter.io/developer/1636314880) |

## What reviewers say

### KvantMail

[App page](https://appshunter.io/ios/app/kvantmail/id1595599780)

**Features:** macOS Compatibility

**In-app purchases:** none


### nDRU

[App page](https://appshunter.io/ios/app/ndru/id1644283113)

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

**In-app purchases:** none


## Frequently asked questions

### Is KvantMail free?

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

### Is nDRU free?

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

### Do KvantMail or nDRU have ads?

Neither KvantMail nor nDRU shows ads.

### Which is updated more often, KvantMail or nDRU?

KvantMail ships an update every 26 months, and nDRU fortnightly. Most recently, KvantMail was updated on October 11, 2026 and nDRU on October 17, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*