Comparison

G13BJJ vs AOJ+

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

Head to head
About

G13BJJ

This app helps Jiu Jitsu practitioners and instructors manage training schedules, track progress, and monitor student check-ins. It offers features for both students aiming for belt progression and teachers overseeing their classes.

Highlights
  • View training schedules
  • Check-in to classes
  • Track progress towards belts
  • Create and manage classes
  • Control student check-ins
  • View belt/stripe eligibility
Features
Read full description

The G13BJJ app is available to members and non-members of the G13 Jiu Jitsu team. For students, it is available, among other things: - view training schedules for your school and other school - check-in classes - see training details - track your progress towards the desired black belt! For teachers: - create your classes - control student check-ins - Easily view students able to earn the next belt or stripe The app is constantly evolving and any questions, suggestions or complaints do not hesitate to contact us :) Oss! Credits: - Flag icons made by Freepik from www.flaticon.com Licensed application end user license agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sites.google.com/view/polticasdeprivacidadeappg13bjj

About

AOJ+

Access a vast library of martial arts instructionals, sparring footage, and exclusive interviews. Learn from world-class instructors in an immersive, cinematic experience. Stream anytime, anywhere on your device.

Highlights
  • Thousands of technique instructionals
  • Hours of sparring and drilling footage
  • Exclusive interviews
  • Behind-the-scenes content
  • World-class instructors
  • Cinematic presentation
Features
Read full description

The Art of Jiu Jitsu Online Video Platform gives subscribers access to a database of thousands of technique instructionals, hours of sparring & drilling footage, exclusive interviews, behind the scenes content and more. The videos feature world class instructors and athletes and are presented in a cinematic and artistic manner, creating an immersive learning environment for the viewer. Multiple membership options are available and allow the user to stream anytime, anywhere on their device. ▷ Already a Member? Sign-In to access your subscription. ▷ New? Try it for free! Subscribe in the app to get instant access. The Art of Jiu Jitsu offers an auto-renewing subscription that will allow you unlimited access to content on all your devices. Payment is charged to your Account at confirmation of purchase. Pricing varies by location and is confirmed prior to purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current billing period. Cancel anytime in Account Settings. For more information see our: -Terms of Service: https://artofjiujitsu.com/terms-of-use/ -Privacy Policy: https://artofjiujitsu.com/privacy-policy/

Screenshots

G13BJJ4 screens
AOJ+3 screens

Verdict

The call

The clearest difference is review sentiment: AOJ+ at 88% against G13BJJ's 44%. AOJ+ also leads on rating (4.9 vs 4.3) and ratings volume (404 vs 7). On price, update cadence, ads and in-app purchases 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. G13BJJ sells 1 in-app purchase, starting at $9.99 per month and AOJ+ sells 10 in-app purchases, starting at $24.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

AOJ+ holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: AOJ+ has 404 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 44% of G13BJJ's written reviews are positive against 88% of AOJ+'s.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 7 level
G13BJJ versus AOJ+: the parameters behind the verdict, then further details
ParameterG13BJJAOJ+
PriceFreeFree
Rating4.3 (7 ratings)4.9 (404 ratings) — better
Positive reviews44.4% of reviews87.5% of reviews — better
Number of ratings7404 — better
Update frequencyEvery 5 weeksEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Apple TV — better
Requires iOS15.115.0 — better
Further details — not scored
Size55 MB63 MB
Age rating4+4+
DeveloperRoberto GodoiMendes Bros, Inc

Customer experience

G13BJJ

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews9 reviews
Positive44.4%
Neutral33.3%
Negative22.2%

AOJ+

All ratings397 ratings
Positive98.2%
Neutral0.3%
Negative1.5%
Written reviews16 reviews
Positive87.5%
Neutral0.0%
Negative12.5%

Bugs and requests

G13BJJ

Not enough reviews yet to summarise bugs or requests.

AOJ+

Reported bugs

2 issues
  • Search function does not return relevant results
  • App initially shows very few videos, potentially due to server issues

Requested features

3 requests
  • Increase variety in fundamentals/curriculum/technique sections
  • Create training modules for progressive learning
  • Add more non-technique videos, such as athlete stories

In-app purchases

1 purchases

G13BJJ

Subscriptions1
  • Monthly Pro Plan3 Days trial$9.991 Month
10 purchases

AOJ+

Subscriptions4
  • Monthly Subscription3 Days trial$24.991 Month
  • 3 Month Subscription$74.993 Months
  • 6 Month Subscription$139.996 Months
Show 1 more
  • 12 Month Subscription3 Days trial$249.991 Year
One-time6
  • Content Tier $49.99$49.99
  • Content Tier $99.99$99.99
  • Content Tier $149.99$149.99
Show 3 more
  • Content Tier $179.99$179.99
  • Content Tier $199.99$199.99
  • Content Tier $219.99$219.99

Questions

Is G13BJJ free?
G13BJJ is free to download, with in-app purchases available.
Is AOJ+ free?
AOJ+ is free to download, with in-app purchases available.
Which has better reviews, G13BJJ or AOJ+?
AOJ+ is rated higher. G13BJJ averages 4.3 out of 5 from 7 ratings, while AOJ+ averages 4.9 from 404 ratings.
Do G13BJJ or AOJ+ have ads?
Neither G13BJJ nor AOJ+ shows ads.
Which is updated more often, G13BJJ or AOJ+?
G13BJJ ships an update every 5 weeks, and AOJ+ every 5 weeks. Most recently, G13BJJ was updated on November 3, 2026 and AOJ+ on November 7, 2026.

Other comparisons