# KTrunk vs Mentor

The clearest difference is update cadence: Mentor at every 5 days against KTrunk's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. KTrunk sells 3 one-off in-app purchases and Mentor sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

KTrunk ships an update monthly, Mentor every 5 days. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | KTrunk | Mentor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ktrunk/id1543722029/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 9 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Clemens Schuetzdeller](https://appshunter.io/developer/1543722031) | [Kai Chi Tsao](https://appshunter.io/developer/1299477756) |

## What reviewers say

### KTrunk

[App page](https://appshunter.io/ios/app/ktrunk/id1543722029)

This note-taking app allows you to save ideas with attached files and photos. You can create links between notes and files, and synchronize your data across devices. An optional in-app purchase enables note encryption for enhanced privacy.

**Highlights:** Save ideas with files and photos, Link notes to other notes and files, Synchronize across devices via iCloud, Notes saved in HTML format, Optional note encryption

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Operating Convenience | $0.99 | one-time |
| Privacy | $1.99 | one-time |
| #Tag-Proposals | $1.99 | one-time |


### Mentor

[App page](https://appshunter.io/ios/app/mentor-self-improvement/id6471832883)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mentor Pro Weekly | $6.99 | per 7 days |
| VIP -1 Month | $12.99 | per month |
| Mentor Pro Annual | $24.99 | per year |
| Pro Version | $39.99 | one-time |


## Frequently asked questions

### Is KTrunk free?

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

### Is Mentor free?

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

### Do KTrunk or Mentor have ads?

Neither KTrunk nor Mentor shows ads.

### Which is updated more often, KTrunk or Mentor?

KTrunk ships an update monthly, and Mentor every 5 days. Most recently, KTrunk was updated on October 14, 2026 and Mentor on October 18, 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.*