# Roll by KAYYO vs Ground CTRL

The clearest difference is ads: Ground CTRL at none against Roll by KAYYO's shown. Ground CTRL also leads on update cadence (weekly vs monthly). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Roll by KAYYO sells 2 in-app purchases, starting at $4.99 per month and Ground CTRL sells 4 in-app purchases, starting at $9.99 per month. 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 Roll by KAYYO against 5.0 for Ground CTRL. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Roll by KAYYO ships an update monthly, Ground CTRL weekly. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Roll by KAYYO | Ground CTRL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/roll-by-kayyo/id6760706628/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/ground-ctrl-bjj/id6763345915/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 46 MB | 52 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Power Punch Technologies Inc](https://appshunter.io/developer/1635789598) | [Michael DerGarabedian](https://appshunter.io/developer/1895274656) |

## What reviewers say

### Roll by KAYYO

[App page](https://appshunter.io/ios/app/roll-by-kayyo/id6760706628)

This AI-powered app analyzes videos of your grappling sessions, providing detailed feedback on techniques and transitions. It offers personalized drills and progress tracking to help you improve your skills. Access a 24/7 AI coach for technique questions.

**Highlights:** AI video analysis of grappling techniques, Personalized coaching feedback, Custom drill generation, Progress tracking, 24/7 AI grappling coach, Unlimited technique breakdowns (Premium)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $49.99 | per year |


### Ground CTRL

[App page](https://appshunter.io/ios/app/ground-ctrl-bjj/id6763345915)

Upload your Brazilian Jiu-Jitsu rolls for AI-powered analysis. Get detailed feedback, personalized drills, and track your progress towards your next belt. Improve your skills between classes with precision coaching tailored to your performance.

**Highlights:** AI Roll Analysis, 7-section coaching breakdown, Personalized drills, Belt-level curriculum, Progress tracking, Strength & conditioning programming

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CTRL Pro Monthly | $9.99 | per month |
| CTRL Pro Annual - Special | $49.99 | per year |
| CTRL Pro Annual | $69.99 | per year |
| 5 Extra Analyses | $2.99 | one-time |


## Frequently asked questions

### Is Roll by KAYYO free?

Roll by KAYYO is free to download, with in-app purchases available.

### Is Ground CTRL free?

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

### Which has better reviews, Roll by KAYYO or Ground CTRL?

Roll by KAYYO and Ground CTRL are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Roll by KAYYO or Ground CTRL have ads?

Roll by KAYYO shows ads; Ground CTRL does not.

### Which is updated more often, Roll by KAYYO or Ground CTRL?

Roll by KAYYO ships an update monthly, and Ground CTRL weekly. Most recently, Roll by KAYYO was updated on October 15, 2026 and Ground CTRL on October 9, 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.*