# MK9Plus vs STSK9

The clearest difference is update cadence: STSK9 at every 2 weeks against MK9Plus's monthly. STSK9 also leads on ratings volume (8 vs 2). On price, rating, review sentiment and ads there is nothing between them.

Both are free to download. MK9Plus sells 7 in-app purchases, starting at $39.00 per month and STSK9 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for MK9Plus against 5.0 for STSK9. Both are backed by a comparable volume of ratings — 2 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

MK9Plus ships an update monthly, STSK9 every 2 weeks. The most recent releases landed on September 17, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | MK9Plus | STSK9 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/mk9plus/id1639561720/reviews) | [5.0 (8 ratings)](https://appshunter.io/ios/app/stsk9/id6468565276/reviews) |
| Number of ratings | 2 | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 67 MB | 49 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [max randall](https://appshunter.io/developer/1639561722) | [STSK9](https://appshunter.io/developer/1710109116) |

## What reviewers say

### MK9Plus

[App page](https://appshunter.io/ios/app/mk9plus/id1639561720)

This app offers a comprehensive approach to dog care, focusing on understanding canine behavior and mental health. It provides science-backed video lessons, community support, and live streams to help owners address issues and prevent mistreatment. Learn about mental stimulation, body language, and more to build a stronger bond with your dog.

**Highlights:** Over 100 dog training videos, Downloadable video content, Progress tracking, Community forum for advice, Weekly live streams, Science-backed lessons

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $39.00 | per month |
| Monthly Moocher | $39.00 | per month |
| Quarterly  Subscription | $99.99 | per 3 months |
| Hanging around for a bit | $119.99 | per 3 months |
| In It For a Longer Run | $150.00 | per 6 months |
| In It for The Long Run | $229.99 | per year |
| Annual Subscription | $299.00 | per year |


### STSK9

[App page](https://appshunter.io/ios/app/stsk9/id6468565276)

Access specialized online dog training courses and all your training videos in one convenient app. Receive updates and easily find your favorite content.

**Highlights:** Online dog training courses, Access all training videos, Push notifications for updates, Password-free video access, Save favorite posts

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Puppy University Program | $299.00 | one-time |


## Frequently asked questions

### Is MK9Plus free?

MK9Plus is free to download, with in-app purchases available.

### Is STSK9 free?

STSK9 is free to download, with in-app purchases available.

### Which has better reviews, MK9Plus or STSK9?

MK9Plus and STSK9 are both rated 5.0 out of 5 on the App Store, from 2 and 8 ratings respectively.

### Do MK9Plus or STSK9 have ads?

Neither MK9Plus nor STSK9 shows ads.

### Which is updated more often, MK9Plus or STSK9?

MK9Plus ships an update monthly, and STSK9 every 2 weeks. Most recently, MK9Plus was updated on September 17, 2026 and STSK9 on September 12, 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.*