# k vs NC Fax

The clearest difference is iOS requirement: k at 11.0 against NC Fax's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

k ships an update every 32 months, NC Fax every 22 months. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | k | NC Fax |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 22 months** |
| Monetization | — | Free |
| Size | 30 MB | 1 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ASSA ABLOY (Schweiz) AG](https://appshunter.io/developer/1146407477) | [NetCologne GmbH](https://appshunter.io/developer/406335026) |

## What reviewers say

### k

[App page](https://appshunter.io/ios/app/k-entry/id1146407478)

**Features:** macOS Compatibility

**In-app purchases:** none


### NC Fax

[App page](https://appshunter.io/ios/app/nc-fax/id1298626065)

Send and receive faxes directly from your iPhone using your existing fax number. Scan documents with your camera or select existing files. Receive push notifications for new faxes and keep your documents synced with your cloud PBX.

**Highlights:** Send and receive faxes via fax number, Scan documents with iPhone camera, Select existing documents or photos, Push notifications for new faxes, Syncs with Cloud PBX, View sent and received fax history

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is k free?

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

### Is NC Fax free?

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

### Do k or NC Fax have ads?

Neither k nor NC Fax shows ads.

### Which is updated more often, k or NC Fax?

k ships an update every 32 months, and NC Fax every 22 months. Most recently, k was updated on October 9, 2026 and NC Fax on October 10, 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.*