# MK9Plus vs K9 Optima

The clearest difference is review sentiment: MK9Plus at 100% against K9 Optima's 0%. MK9Plus also leads on rating (5.0 vs 3.0). K9 Optima's advantage is in-app purchases (none vs 7) and update cadence (fortnightly vs monthly). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. MK9Plus sells 7 in-app purchases, starting at $39.00 per month. K9 Optima asks for nothing beyond the download.

MK9Plus holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews point the same way: 100% of MK9Plus's written reviews are positive against 0% of K9 Optima's.

MK9Plus ships an update monthly, K9 Optima fortnightly. The most recent releases landed on September 17, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | MK9Plus | K9 Optima |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/mk9plus/id1639561720/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/k9-optima/id6475994808/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 67 MB | 49 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [max randall](https://appshunter.io/developer/1639561722) | [K9 Optima](https://appshunter.io/developer/1725527918) |

## 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 |


### K9 Optima

[App page](https://appshunter.io/ios/app/k9-optima/id6475994808)

Access expert-designed courses, engaging webinars, and on-demand support for dog training and behavior challenges. This app provides a community, video library, and push notifications for the latest updates, all from the K9 Optima owner.

**Highlights:** Exclusive community access, Expertly designed courses, Engaging webinars, On-demand support, Video library, Push notifications, Favorite posts saving

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MK9Plus free?

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

### Is K9 Optima free?

K9 Optima is free to download, with no in-app purchases.

### Which has better reviews, MK9Plus or K9 Optima?

MK9Plus is rated higher. MK9Plus averages 5.0 out of 5 from 2 ratings, while K9 Optima averages 3.0 from 2 ratings.

### Do MK9Plus or K9 Optima have ads?

Neither MK9Plus nor K9 Optima shows ads.

### Which is updated more often, MK9Plus or K9 Optima?

MK9Plus ships an update monthly, and K9 Optima fortnightly. Most recently, MK9Plus was updated on September 17, 2026 and K9 Optima on September 15, 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.*