Comparison

iRoll BJJ vs Strike Timer Interval Training

Price, ratings, monetisation and update history for both apps, side by side β€” 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 β€” 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 β€” 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 β€” 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 β€” 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

Strike Timer Interval Training

Features
Read full description

Strike Timer is a precision interval training app built for combat sports athletes and fitness enthusiasts. Create custom round timers with work/rest phases, voice coaching cues, and premium sound packs. Track your training history, sync workouts to Apple Health, and control your timer from your Apple Watch. Features: - Customizable round timers with work, rest, prep & cooldown phases - Built-in boxing, Muay Thai, Tabata & HIIT presets - Voice coaching cues (male & female) - Apple Watch companion app - Apple Health integration - Workout history & streak tracking - Premium sound effects - Custom color themes - Shake to pause β€” hands-free control No ads. No tracking. Just a better timer. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://striketimer.com/privacy

Screenshots

iRoll BJJ4 screens
Strike Timer Interval Training4 screens

Verdict

The call

The clearest difference is iOS requirement: Strike Timer Interval Training at 15.1 against iRoll BJJ's 18.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. iRoll BJJ sells 2 in-app purchases, starting at $5.99 per month and Strike Timer Interval Training sells 1 in-app purchase, starting at $14.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard1 real difference Β· 5 level
iRoll BJJ versus Strike Timer Interval Training: the parameters behind the verdict, then further details
ParameteriRoll BJJStrike Timer Interval Training
PriceFreeFree
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, iPod, Apple Watch β€” better
Requires iOS18.115.1 β€” better
Further details β€” not scored
Size13 MB47 MB
Age rating12+4+
DeveloperiRoll LtdShannon Kempenich

In-app purchases

2 purchases

iRoll BJJ

Subscriptions2
  • iRoll BJJ Monthly$5.991 Month
  • iRoll BJJ Annual$49.991 Year
1 purchases

Strike Timer Interval Training

Subscriptions1
  • Strike Timer Pro$14.991 Year

Questions

Is iRoll BJJ free?
iRoll BJJ is free to download, with in-app purchases available.
Is Strike Timer Interval Training free?
Strike Timer Interval Training is free to download, with in-app purchases available.
Do iRoll BJJ or Strike Timer Interval Training have ads?
Neither iRoll BJJ nor Strike Timer Interval Training shows ads.
Which is updated more often, iRoll BJJ or Strike Timer Interval Training?
iRoll BJJ ships an update every 3 weeks, and Strike Timer Interval Training every 3 weeks. Most recently, iRoll BJJ was updated on October 25, 2026 and Strike Timer Interval Training on October 24, 2026.

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