Comparison

iRoll BJJ vs SYSTEM JJ

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

iRoll BJJ

Features
Read full description

Train smarter. Learn faster. iRoll BJJ is the ultimate journaling app built specifically for Brazilian Jiu Jitsu. Whether you’re a white belt learning the basics or a seasoned competitor refining your game, iRoll BJJ helps you capture your training in detail so you can progress with purpose. Key Features: Technique Logging Quickly record the techniques you learn in class or online — with notes, positions, transitions, and variations. Organized by Position Keep your notes structured by positions (guard, mount, side control, etc.) so you can easily find and review them later. Link Techniques to Positions Keep a library of possibilities so you never forget. Link sweeps, submissions, transitions, escapes — even if they are not part of your A-game. Add Media Document details visually with videos. You can even embed YouTube videos for reference. Visual Mind Map See how your personal game connects together with a bird’s-eye view. iRoll BJJ’s built-in mind map or Flowchart helps you visualize your own game and strategy. Training Session Tracker Log entire training sessions with your reflections, sparring outcomes, and key takeaways to track your growth over time. Why iRoll BJJ? Most generic note-taking apps aren’t built for the complexity of BJJ. iRoll BJJ is designed by and for grapplers — with the features you need to remember what you learn and actually apply it. Whether you're prepping for a comp, planning your next class, or reviewing that tricky sweep — iRoll BJJ keeps your jiu-jitsu sharp. Start training smarter today. Download iRoll BJJ and build your game, one technique at a time. View the End User Licence Agreement here - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SYSTEM JJ

This training companion helps you master jiu-jitsu by capturing session intentions and feedback. Record audio and video notes, utilize templates, and get AI coaching within the app.

Highlights
  • Capture training session intentions
  • Record audio notes
  • Record video notes
  • Utilize templates
  • AI coach integration
Features
Read full description

SYSTEM Jiu-Jitsu notes is your training companion for mastering jiu-jitsu. Capture all of your training session intentions and feedback including audio notes, video notes, templates, and Ai coach right within the application.

Screenshots

iRoll BJJ4 screens
SYSTEM JJ3 screens

Verdict

The call

The clearest difference is in-app purchases: SYSTEM JJ at none against iRoll BJJ's 2. SYSTEM JJ also leads on update cadence (every 3 days vs every 3 weeks) and iOS requirement (15.1 vs 18.1). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. iRoll BJJ sells 2 in-app purchases, starting at $5.99 per month. SYSTEM JJ asks for nothing beyond the download.

UpkeepUpdate frequency

iRoll BJJ ships an update every 3 weeks, SYSTEM JJ every 3 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 6 level
iRoll BJJ versus SYSTEM JJ: the parameters behind the verdict, then further details
ParameteriRoll BJJSYSTEM JJ
PriceFreeFree
Rating—5.0 (3 ratings) — better
Number of ratings—3 — better
Update frequencyEvery 3 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.115.1 — better
Further details — not scored
Size13 MB194 MB
Age rating12+4+
DeveloperiRoll LtdNicholas Hession-Kugelman

In-app purchases

2 purchases

iRoll BJJ

Subscriptions2
  • iRoll BJJ Monthly$5.991 Month
  • iRoll BJJ Annual$49.991 Year
None

SYSTEM JJ

No in-app purchases

Questions

Is iRoll BJJ free?
iRoll BJJ is free to download, with in-app purchases available.
Is SYSTEM JJ free?
SYSTEM JJ is free to download, with no in-app purchases.
Do iRoll BJJ or SYSTEM JJ have ads?
Neither iRoll BJJ nor SYSTEM JJ shows ads.
Which is updated more often, iRoll BJJ or SYSTEM JJ?
iRoll BJJ ships an update every 3 weeks, and SYSTEM JJ every 3 days. Most recently, iRoll BJJ was updated on October 25, 2026 and SYSTEM JJ on October 31, 2026.

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