Comparison

iRoll BJJ vs Corner

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

Corner

Features
Read full description

CORNER β€” THE BOXING ROUND TIMER YOU CAN READ ACROSS THE GYM Corner is a round and interval timer built for combat sports and high-intensity training. Big, bold, readable β€” from the ring, the bag, or the far side of the gym. FREE β€” A COMPLETE BOXING TIMER Start training in seconds with the classic boxing preset: 3:00 rounds, 1:00 rest, with prep, a 10-second warning, and the bell. Full-bleed phase colors β€” green to fight, amber for the last ten, red to rest β€” so you always know where you are at a glance. Works in portrait and landscape, keeps the screen awake, and sounds the bell even on silent or with the phone locked in your pocket. CORNER PRO β€” ONE-TIME UNLOCK, NO SUBSCRIPTION - Custom schemes β€” set your own rounds, work, rest, warning and prep for boxing, MMA, HIIT, Tabata or circuits - Voice call-outs β€” hear the round, the warning and the rest without looking down - Apple Watch app β€” start, pause and feel every round buzz on your wrist - Gym Clock mode β€” a full-screen landscape wall clock you can read across the room BUILT FOR THE WAY YOU TRAIN Boxing, kickboxing, Muay Thai, MMA, BJJ and wrestling β€” plus HIIT, Tabata, CrossFit and circuit training. Whether you're sparring, hitting the bag, shadowboxing or grinding conditioning rounds, Corner keeps the time so you can keep working. WHY CORNER - Read it from anywhere β€” giant digits, full-screen color - No ads, no subscription β€” Pro is a one-time purchase - Fully on-device β€” no account, no tracking, nothing collected - Accessible β€” color-blind mode adds words and patterns, VoiceOver announces every phase, Reduced Motion is respected Made for training. Not medical or professional-refereeing equipment. Terms of Use: https://arytec.ch/corner/terms Privacy Policy: https://arytec.ch/corner/privacy Support: https://arytec.ch/corner/support

Screenshots

iRoll BJJ4 screens
Corner4 screens

Verdict

The call

iRoll BJJ and Corner are too close to call on the numbers: across 5 compared parameters β€” price, ads, in-app purchases and device support among them β€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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 Corner sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
iRoll BJJ versus Corner: the parameters behind the verdict, then further details
ParameteriRoll BJJCorner
PriceFreeFree
Update frequencyEvery 3 weeksβ€”
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPadiPhone, Apple Watch
Requires iOS18.117.0 β€” better
Further details β€” not scored
Size13 MB3 MB
Age rating12+4+
DeveloperiRoll LtdLiridon Tahiraj

In-app purchases

2 purchases

iRoll BJJ

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

Corner

One-time1
  • Corner Pro$9.99

Questions

Is iRoll BJJ free?
iRoll BJJ is free to download, with in-app purchases available.
Is Corner free?
Corner is free to download, with in-app purchases available.
Do iRoll BJJ or Corner have ads?
Neither iRoll BJJ nor Corner shows ads.

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