AOJ+ vs Timer4BJJ
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Thousands of technique instructionals
- Hours of sparring and drilling footage
- Exclusive interviews
- Behind-the-scenes content
- World-class instructors
- Cinematic presentation
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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/
Timer4BJJ
This app helps practitioners time their Brazilian Jiu-Jitsu rolling and rest periods. It allows for custom configurations of multiple rounds with distinct durations, streamlining training sessions.
- Customizable roll and rest times
- Multiple round configurations
- Simple and practical interface
- Efficient training tool
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Timer specifically designed to address roll time for bjj sessions. It's possible do define different roll and rest times for a different numbers of rolls, all at once, and then let it do its job. Simple, practical and efficient - all you need for your rolling.
Screenshots
Verdict
The clearest difference is review sentiment: AOJ+ at 88% against Timer4BJJ's 0%. AOJ+ also leads on rating (4.9 vs 1.0) and update cadence (every 5 weeks vs every 7 months). Timer4BJJ's advantage is in-app purchases (none vs 14). On price, ads, device support and iOS requirement 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
Both are free to download. AOJ+ sells 14 in-app purchases, starting at $24.99 per month. Timer4BJJ asks for nothing beyond the download.
AOJ+ holds the better App Store score, 4.9 against 1.0. That said, the two scores are not equally well evidenced: AOJ+ has 397 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 88% of AOJ+'s written reviews are positive against 0% of Timer4BJJ's.
AOJ+ ships an update every 5 weeks, Timer4BJJ every 7 months. The most recent releases landed on October 13, 2026 and September 24, 2026 respectively.
| Parameter | AOJ+ | Timer4BJJ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (397 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 87.5% of reviews — better | 0.0% of reviews |
| Number of ratings | 397 — better | 1 |
| Update frequency | Every 5 weeks — better | Every 7 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod, Apple TV — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 63 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Mendes Bros, Inc | INVENTIVE TECHNOLOGY CONSULTING GmbH |
Customer experience
AOJ+
Timer4BJJ
Bugs and 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
Timer4BJJ
Not enough reviews yet to summarise bugs or requests.
In-app purchases
AOJ+
- Monthly Subscription3 Days trial$24.991 Month
- 3 Month Subscription$74.993 Months
- 6 Month Subscription$139.996 Months
Show 1 moreShow fewer
- 12 Month Subscription3 Days trial$249.991 Year
- Content Tier $49.99$49.99
- Content Tier $59.99$59.99
- Content Tier $99.99$99.99
Show 7 moreShow fewer
- Content Tier $149.99$149.99
- Content Tier $179.99$179.99
- Content Tier $199.99$199.99
- Content Tier $219.99$219.99
- Content Tier $229.99$229.99
- Content Tier $249.99$249.99
- Content Tier $349.99$349.99
Timer4BJJ
No in-app purchases









