# GrappleKit vs Ground CTRL

The clearest difference is in-app purchases: GrappleKit at none against Ground CTRL's 4. Ground CTRL's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Ground CTRL sells 4 in-app purchases, starting at $9.99 per month. GrappleKit asks for nothing beyond the download.

GrappleKit ships an update every 6 days, Ground CTRL weekly. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | GrappleKit | Ground CTRL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ground-ctrl-bjj/id6763345915/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | — | Freemium |
| Size | 7 MB | 52 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Flowprimo LLC](https://appshunter.io/developer/1883326199) | [Michael DerGarabedian](https://appshunter.io/developer/1895274656) |

## What reviewers say

### GrappleKit

[App page](https://appshunter.io/ios/app/grapplekit/id6760220093)

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

**In-app purchases:** none


### 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 GrappleKit free?

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

### Is Ground CTRL free?

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

### Do GrappleKit or Ground CTRL have ads?

Neither GrappleKit nor Ground CTRL shows ads.

### Which is updated more often, GrappleKit or Ground CTRL?

GrappleKit ships an update every 6 days, and Ground CTRL weekly. Most recently, GrappleKit was updated on October 1, 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.*