# Rolls vs SubMetrix

The clearest difference is price: SubMetrix at Free against Rolls's $19.99. Rolls's advantage is iOS requirement (15.1 vs 26.2). On update cadence, ads, in-app purchases and device support there is nothing between them.

SubMetrix is free to download; Rolls costs $19.99 up front. Rolls sells 2 in-app purchases, starting at $9.99 per month and SubMetrix sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Rolls ships an update every 3 days, SubMetrix every 4 days. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Rolls | SubMetrix |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/submetrix-jiu-jitsu-guide/id6765980744/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 days |
| Monetization | — | Freemium |
| Size | 79 MB | 19 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ROLLBASE LTD EOOD](https://appshunter.io/developer/1831300268) | [Dane Chapman](https://appshunter.io/developer/1825216114) |

## What reviewers say

### Rolls

[App page](https://appshunter.io/ios/app/rolls-bjj-tracker/id6749587613)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |
| Yearly | $39.99 | per year |


### SubMetrix

[App page](https://appshunter.io/ios/app/submetrix-jiu-jitsu-guide/id6765980744)

This app helps Jiu-Jitsu practitioners track their training sessions, analyze their performance, and improve their skills. It provides detailed insights into submissions, positions, and weaknesses, offering tools like flow maps and flashcards to enhance learning and strategy.

**Highlights:** Track every roll with details, Analyze submissions and weaknesses, Visualize game flow and build plans, Improve knowledge with flashcards, AI companion for technique guidance, Performance analytics and data export

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SubMetrix Pro (Monthly) | $1.99 | per month |


## Frequently asked questions

### Is Rolls free?

Rolls costs $19.99, and also offers in-app purchases.

### Is SubMetrix free?

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

### Do Rolls or SubMetrix have ads?

Neither Rolls nor SubMetrix shows ads.

### Which is updated more often, Rolls or SubMetrix?

Rolls ships an update every 3 days, and SubMetrix every 4 days. Most recently, Rolls was updated on October 12, 2026 and SubMetrix on October 24, 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.*