# KruBoss Rollers vs BJJFlowCharts

The clearest difference is review sentiment: BJJFlowCharts at 86% against KruBoss Rollers's 0%. BJJFlowCharts also leads on rating (4.6 vs 3.5) and ratings volume (81 vs 2). KruBoss Rollers's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. BJJFlowCharts sells 1 one-off in-app purchase. KruBoss Rollers asks for nothing beyond the download.

BJJFlowCharts holds the better App Store score, 4.6 against 3.5. That said, the two scores are not equally well evidenced: BJJFlowCharts has 81 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of KruBoss Rollers's written reviews are positive against 86% of BJJFlowCharts's.

KruBoss Rollers ships an update monthly, BJJFlowCharts every 2 months. The most recent releases landed on June 1, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | KruBoss Rollers | BJJFlowCharts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/kruboss-rollers/id1372458267/reviews) | **[4.6 (81 ratings)](https://appshunter.io/ios/app/bjjflowcharts/id1619508682/reviews)** |
| Number of ratings | 2 | **81** |
| Positive reviews | 0.0% of reviews | **85.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 48 MB | 35 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Globules Interactive Limited](https://appshunter.io/developer/978694053) | [MaxiGarami OU](https://appshunter.io/developer/1619508684) |

## What reviewers say

### KruBoss Rollers

[App page](https://appshunter.io/ios/app/kruboss-rollers/id1372458267)

Connect with the global Brazilian Jiu-Jitsu community. Discover gyms, find training partners, share your progress, and upload videos to engage with fellow enthusiasts. Customize your profile to represent your BJJ style.

**Highlights:** Discover BJJ gyms and mats, Advertise home gyms or rolling spaces, Connect with local BJJ fans, Track and share progress, Upload videos and engage, Customize Gi and NoGi profiles

**In-app purchases:** none


### BJJFlowCharts

[App page](https://appshunter.io/ios/app/bjjflowcharts/id1619508682)

Master Brazilian Jiu-Jitsu and grappling with structured courses covering fundamentals to advanced techniques. Learn through precise, multi-angle, slow-motion videos and use interactive flowcharts as your guide. Connect directly with the instructor for personalized support and guidance to improve your training.

**Highlights:** Eight comprehensive courses, Fundamentals course free, Curated techniques, New videos weekly, Multi-angle slow-motion videos, Interactive flowcharts, Direct instructor communication

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Membership | $74.00 | one-time |


## Frequently asked questions

### Is KruBoss Rollers free?

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

### Is BJJFlowCharts free?

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

### Which has better reviews, KruBoss Rollers or BJJFlowCharts?

BJJFlowCharts is rated higher. KruBoss Rollers averages 3.5 out of 5 from 2 ratings, while BJJFlowCharts averages 4.6 from 81 ratings.

### Do KruBoss Rollers or BJJFlowCharts have ads?

Neither KruBoss Rollers nor BJJFlowCharts shows ads.

### Which is updated more often, KruBoss Rollers or BJJFlowCharts?

KruBoss Rollers ships an update monthly, and BJJFlowCharts every 2 months. Most recently, KruBoss Rollers was updated on June 1, 2026 and BJJFlowCharts on September 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.*