Comparison

SENSAY vs BJJ Notes

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

Head to head
About

SENSAY

This app transforms wearable data into real-time performance insights and visual overlays. It helps athletes train with purpose by tracking heart rate zones, analyzing recovery, and optimizing workouts with gamified feedback.

Highlights
  • Real-time heart rate tracking
  • AR live data overlays
  • Multi-sport training support
  • Gamified fitness with points
  • Performance analytics and recovery scores
  • Daytime HRV and resting HR tests
Read full description

SENSAY is an all-in-one fitness and sports performance app that turns your wearable data into real-time insights, visual overlays, and gamified feedback. Compatible with most Bluetooth heart rate monitors regardless of brand, SENSAY helps athletes and teams train with purpose, not guesswork. Whether you’re in the gym, on the field, or on the mats, SENSAY shows how your body performs under pressure. Track your heart rate zones live, analyze recovery, and optimize every workout with precision. Core Features • Real-Time Heart Rate Tracking: Instantly view your heart rate and intensity zones during workouts. See exactly when you push hard, recover, and peak. • AR & Live Overlays: Visualize biometric data as a live health bar over your training videos or streams — powered by augmented-reality technology. • Multi-Sport Training: Designed for all athletes — from combat sports and CrossFit to running, cycling, and team sports. • Gamified Fitness: Earn Sensay Points for time spent in the optimal zone. Level up, track streaks, and make progress feel like a game. • Performance Analytics: Review detailed post-session stats, including time in zone, average and peak heart rate, and recovery score. • Sensay Fitness Test: A 5-minute high-intensity benchmark that measures your cardiovascular capacity and assigns your personal training targets. • Daytime HRV & Resting HR Tests: Track your heart rate variability (HRV) and daytime resting heart rate to understand stress, readiness, and recovery trends over time. • Personal Ranking & Power Level: Compare your performance against yourself. Track your improvement in each heart rate zone and earn a personal Power Multiplier based on training intensity and balance. SENSAY transforms wearable fitness data into actionable insights for athletes of all levels. It bridges the gap between technology, training, and motivation — helping you perform better and recover smarter. Connect. Compete. Improve. Download SENSAY and experience the future of sports performance tracking.

About

BJJ Notes

This app serves as a comprehensive training journal for grappling athletes, allowing users to log rolls, track techniques, and visualize progress. It helps users stay consistent and motivated by setting goals, providing insights, and celebrating milestones. Designed for all levels of Jiu-Jitsu practitioners, it offers a private and distraction-free experience.

Highlights
  • Log rolls, drills, and techniques
  • Record class notes and session details
  • Shared technique library
  • Visualize streaks and mat time
  • Analyze game statistics
  • Set training goals and track consistency
Features
Read full description

Track Your Jiu-Jitsu Journey BJJ Notes is the #1 training journal for Jiu-Jitsu and grappling athletes. Log every roll, track techniques, and build streaks to stay consistent and improve faster. Log What Matters * Record rolls, drills, submissions, sweeps, takedowns, guard passes, and taps * Add class notes, open mat sessions, gi/no-gi, instructor, and gym * Use a shared technique library to quickly register drills See Your Progress Clearly * Visualize streaks, mat time, and training frequency * Analyze your game with Subs per Roll and Taps per Roll * Spot strengths, weaknesses, and patterns with weekly recaps Stay Consistent & Motivated * Set training goals and stay accountable * Get personalized insights after each week * Protect your streaks and celebrate milestones Built for BJJ Athletes * Private by design. No ads, no distractions * Trusted by thousands of Jiu-Jitsu practitioners worldwide * For white belts starting out to black belts sharpening their edge Start logging today and level up your Jiu-Jitsu game. Standard Apple Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Screenshots

SENSAY4 screens
BJJ Notes4 screens

Verdict

The call

The clearest difference is update cadence: BJJ Notes at every 4 days against SENSAY's every 3 weeks. BJJ Notes also leads on ratings volume (178 vs 12). SENSAY's advantage is rating (5.0 vs 4.7) and review sentiment (100% vs 87%). On price, ads, in-app purchases and monetization model 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. SENSAY sells 2 in-app purchases, starting at $9.99 per month and BJJ Notes sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

SENSAY holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: BJJ Notes has 178 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 100% of SENSAY's written reviews are positive against 87% of BJJ Notes's.

UpkeepUpdate frequency

SENSAY ships an update every 3 weeks, BJJ Notes every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 6 level
SENSAY versus BJJ Notes: the parameters behind the verdict, then further details
ParameterSENSAYBJJ Notes
PriceFreeFree
Rating5.0 (12 ratings) — better4.7 (178 ratings)
Positive reviews100.0% of reviews — better86.7% of reviews
Number of ratings12178 — better
Update frequencyEvery 3 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size45 MB69 MB
Age rating4+4+
DeveloperSENSAYFelipe Ribas Forbeck

Customer experience

SENSAY

All ratings12 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews10 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

BJJ Notes

All ratings178 ratings
Positive93.3%
Neutral3.4%
Negative3.4%
Written reviews15 reviews
Positive86.7%
Neutral0.0%
Negative13.3%

In-app purchases

2 purchases

SENSAY

Subscriptions2
  • TAPCANCEROUT$9.991 Month
  • Sensay BJJ14 Days trial3 variants$9.991 Month
3 purchases

BJJ Notes

Subscriptions2
  • BJJ Notes PRO - Monthly$4.991 Month
  • BJJ Notes PRO - Annual$39.001 Year
One-time1
  • Lifetime Access$149.00

Questions

Is SENSAY free?
SENSAY is free to download, with in-app purchases available.
Is BJJ Notes free?
BJJ Notes is free to download, with in-app purchases available.
Which has better reviews, SENSAY or BJJ Notes?
SENSAY is rated higher. SENSAY averages 5.0 out of 5 from 12 ratings, while BJJ Notes averages 4.7 from 178 ratings.
Do SENSAY or BJJ Notes have ads?
Neither SENSAY nor BJJ Notes shows ads.
Which is updated more often, SENSAY or BJJ Notes?
SENSAY ships an update every 3 weeks, and BJJ Notes every 4 days. Most recently, SENSAY was updated on October 24, 2026 and BJJ Notes on October 25, 2026.

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