# The Mat Monster vs GrappleDex

The clearest difference is ads: GrappleDex at none against The Mat Monster's shown. The Mat Monster's advantage is update cadence (every 8 days vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. The Mat Monster sells 2 in-app purchases, starting at $19.99 per month and GrappleDex sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

The Mat Monster ships an update every 8 days, GrappleDex monthly. The most recent releases landed on September 25, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | The Mat Monster | GrappleDex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/grappledex-your-bjj-tracker/id6753132558/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Monthly |
| Monetization | — | Freemium |
| Size | 77 MB | 69 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Justin Gonzales](https://appshunter.io/developer/1822629797) | [Aoshen Zhou](https://appshunter.io/developer/1814075873) |

## What reviewers say

### The Mat Monster

[App page](https://appshunter.io/ios/app/the-mat-monster/id6747727697)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mat Monster Premium – Monthly | $19.99 | per month |
| Mat Monster Premium – Yearly | $179.00 | per year |


### GrappleDex

[App page](https://appshunter.io/ios/app/grappledex-your-bjj-tracker/id6753132558)

Log your Brazilian Jiu-Jitsu training sessions to track progress and understand your game. Set training focuses, review past sessions, and identify patterns in your techniques and positions. Stay consistent with reminders and weekly summaries.

**Highlights:** Log BJJ sessions with positions, techniques, and notes, Tag sessions as Gi or No-Gi, Search training history instantly, Set session focus and track accountability, Visualize progress with heatmaps and graphs, Compare related sessions for pattern identification, Weekly summaries and logging reminders

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GrappleDex Pro | $2.99 | per month |


## Frequently asked questions

### Is The Mat Monster free?

The Mat Monster is free to download, with in-app purchases available.

### Is GrappleDex free?

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

### Do The Mat Monster or GrappleDex have ads?

The Mat Monster shows ads; GrappleDex does not.

### Which is updated more often, The Mat Monster or GrappleDex?

The Mat Monster ships an update every 8 days, and GrappleDex monthly. Most recently, The Mat Monster was updated on September 25, 2026 and GrappleDex on November 5, 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.*