# K vs ScribeZero

The clearest difference is in-app purchases: K at none against ScribeZero's 2. K also leads on iOS requirement (13.0 vs 15.1). ScribeZero's advantage is update cadence (every 9 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. ScribeZero sells 2 in-app purchases, starting at $19.99 per month. K asks for nothing beyond the download.

K ships an update every 4 months, ScribeZero every 9 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | K | ScribeZero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 9 days** |
| Size | 70 MB | 371 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [FALKOR AS](https://appshunter.io/developer/1202196855) | [DILEK HUNER SAFKAN](https://appshunter.io/developer/1827713615) |

## What reviewers say

### K

[App page](https://appshunter.io/ios/app/k-fleet-logbook/id1643901748)

**Features:** macOS Compatibility

**In-app purchases:** none


### ScribeZero

[App page](https://appshunter.io/ios/app/scribezero-private-ai-notes/id6760656929)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.99 | per month |
| Annual Subscription | $149.99 | per year |


## Frequently asked questions

### Is K free?

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

### Is ScribeZero free?

ScribeZero is free to download, with in-app purchases available.

### Do K or ScribeZero have ads?

Neither K nor ScribeZero shows ads.

### Which is updated more often, K or ScribeZero?

K ships an update every 4 months, and ScribeZero every 9 days. Most recently, K was updated on November 7, 2026 and ScribeZero on November 5, 2026.

---

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