# Nathan Visitor Pro vs KTern.AI

The clearest difference is update cadence: KTern.AI at every 3 days against Nathan Visitor Pro's every 8 days. 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.

Nathan Visitor Pro ships an update every 8 days, KTern.AI every 3 days. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Nathan Visitor Pro | KTern.AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 3 days** |
| Size | 108 MB | 47 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Nathan and Nathan Human Resource](https://appshunter.io/developer/1548239183) | [Kaar](https://appshunter.io/developer/1688000543) |

## What reviewers say

### Nathan Visitor Pro

[App page](https://appshunter.io/ios/app/nathan-visitor-pro/id1570241751)

**Features:** macOS Compatibility

**In-app purchases:** none


### KTern.AI

[App page](https://appshunter.io/ios/app/kternai/id6673897527)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Nathan Visitor Pro free?

Nathan Visitor Pro is free to download, with no in-app purchases.

### Is KTern.AI free?

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

### Do Nathan Visitor Pro or KTern.AI have ads?

Neither Nathan Visitor Pro nor KTern.AI shows ads.

### Which is updated more often, Nathan Visitor Pro or KTern.AI?

Nathan Visitor Pro ships an update every 8 days, and KTern.AI every 3 days. Most recently, Nathan Visitor Pro was updated on November 3, 2026 and KTern.AI on October 25, 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.*