RollJournal vs GrappleDex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RollJournal
Log BJJ training sessions quickly, track progress, and gain AI-powered insights to improve your game. This app helps practitioners of all levels remember techniques, see growth, and train more effectively.
- Quick session logging
- AI-powered insights
- Progress tracking
- Goal setting
- Technique library
- Apple Health integration
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RollJournal helps Brazilian Jiu-Jitsu practitioners train with intention and improve faster. Log your sessions in under 60 seconds, track what's working, and get AI-powered insights tailored to YOUR game. Whether you're a white belt building fundamentals or a black belt sharpening details: never forget what you learned, see your progress grow, and train smarter. WHO IS THIS FOR? Whether you're: - A competitor tracking camp progress before tournaments - A hobbyist wanting to remember what you learned - An instructor organizing curriculum and student engagement - A returning athlete rebuilding after time off - A beginner building your fundamentals systematically RollJournal adapts to YOUR journey. WHY ATHLETES USE ROLLJOURNAL Never forget what you learned - Capture techniques, rolls, partners, and key details in seconds. Your training history, searchable and organized. See your progress clearly - Track streaks, volume, technique effectiveness, and training patterns at a glance. Progress that's invisible becomes visible. Train with focus - Set goals (e.g., "Half-Guard Sweeps"), track attempts vs successes, and build your game systematically. Get AI-powered insights - Personalized coaching based on YOUR training patterns. Identify what's working, spot weaknesses, and get focused recommendations. Stay consistent - Smart reminders based on your habits—not annoying daily spam. Build the logging habit that accelerates improvement. CORE FEATURES Quick Logging - Date, gi/no-gi, techniques, rolls, partners, notes, rating - Log a session in under 60 seconds - Auto-save as you work Focus Areas & Favorites - Set training goals and track attempts → successes - Save your go-to techniques with notes and video links - Organize by category (guard, passes, submissions, etc.) - Pre-loaded technique library included AI Coach - 5 free coaching sessions (unlimited for Premium) - Personalized suggestions based on YOUR data - Identify patterns and weaknesses automatically Smart Stats & Insights - Recent activity, streaks, training volume - Technique effectiveness and partner diversity - Community comparisons (optional, anonymous) - Advanced analytics for Premium users Persona-Based Onboarding - Tailored setup for competitors, hobbyists, returning athletes, beginners - Explore with sample data before logging your first session Apple Health Integration (Optional) - Sync BJJ workouts to Apple Health (martial arts activity type) - Track active calories burned - No health data is read or collected from your device FREE VS PREMIUM Free Plan - Start Training Smarter Today - Unlimited class logs - 2 active focus areas - 5 favorites - 7 lifetime AI coaching sessions (total) - Essential stats & recent activity - Persona-based onboarding - Apple Health sync RollJournal Premium - Unlock Your Full Potential - Everything in Free, plus: - UNLIMITED active focus areas - UNLIMITED favorites with categories - UNLIMITED AI coaching (20 requests/day) - Advanced statistics (3M, 6M, 1Y, All time) - Deep analytics: technique trends, partner stats, training insights - Smart training notifications with full customization - Priority support SUBSCRIPTIONS & TERMS RollJournal Premium is an auto-renewing subscription: - Monthly: $5.99/month - Yearly: $59.99/year Subscriptions renew unless canceled at least 24 hours before the end of the period. Payment is charged to your Apple ID at confirmation. Manage or cancel in App Store account settings. Privacy Policy: https://www.rolljournal.com/privacypolicy Terms of Use: https://www.rolljournal.com/terms
GrappleDex
Log your Brazilian Jiu-Jitsu training sessions to track progress and understand your game. Set training focuses, review past sessions, and identify patterns in your techniques and positions. Stay consistent with reminders and weekly summaries.
- Log BJJ sessions with positions, techniques, and notes
- Tag sessions as Gi or No-Gi
- Search training history instantly
- Set session focus and track accountability
- Visualize progress with heatmaps and graphs
- Compare related sessions for pattern identification
- Weekly summaries and logging reminders
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GrappleDex is a Brazilian Jiu-Jitsu training journal built specifically for BJJ practitioners. Log your sessions, train with intention, and understand your game over time. Your sessions are private by default. Share the ones you want to the community feed and see what other grapplers are working on. Log BJJ Sessions in Seconds - Record positions, techniques, notes, duration, and session feedback - Attach photos from the mats - Instantly search your full training history - Review detailed sessions with notes and related training - Light and dark themes Share Your Training - A community feed of shared sessions from grapplers everywhere - Like sessions and see who liked yours - Tap anyone to see their belt, gym, training stats, and recent activity Train With Intention - Set a focus for your next session or training week - Stay accountable before and after class - Reflect on your focus as you log sessions - Review past focuses alongside your training calendar See Your Progress Clearly - Track sessions, hours, and training days - Discover your most trained positions and techniques - Visualize patterns with heatmaps and activity graphs - Spot strengths, gaps, and trends in your game Understand Your Game - Compare related sessions to identify recurring patterns - Keep notes, techniques, and positions organized in one place - Build a clearer picture of how you actually train Stay Consistent - Get reminders to log and reflect after training - Receive weekly summaries based on your activity - Build habits that support long-term improvement Unlock More With Pro - Create custom positions and techniques of your own - Support the continued development of GrappleDex Built for every BJJ practitioner; hobbyist, competitor, or coach. Whether you train for fitness, self-defense, or competition, GrappleDex helps you stay organized, train with purpose, and continuously improve in Brazilian Jiu-Jitsu. Website: https://grappledex.com/ Instagram: https://instagram.com/grappledex Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
RollJournal and GrappleDex are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. RollJournal sells 2 in-app purchases, starting at $5.99 per month and GrappleDex sells 1 in-app purchase, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for RollJournal against 5.0 for GrappleDex. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
RollJournal ships an update every 3 weeks, GrappleDex monthly. The most recent releases landed on September 9, 2026 and August 10, 2026 respectively.
| Parameter | RollJournal | GrappleDex |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 69 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | Mako Technology Labs | Aoshen Zhou |
Customer experience
RollJournal
GrappleDex
In-app purchases
RollJournal
- RollJournal Premium (Monthly)$5.991 Month
- RollJournal Premium (Yearly)$59.991 Year
GrappleDex
- GrappleDex Pro7 Days trial$2.991 Month









