Linear BJJ vs Punch Radar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Linear BJJ
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Linear BJJ is an AI training journal for Brazilian jiu-jitsu athletes. Just talk to Linear's AI via voice or chat, talk about rounds, techniques, questions, injuries, and training goals in one place. Linear turns those notes into practical next steps: what to drill, what patterns keep showing up, and where your game needs attention. Use Linear BJJ to: - Capture training notes after class or open mat - Chat with an AI assistant about your game - Use voice mode when typing is too slow - Build a scorecard from your training history - Track progress across journal entries - Keep your goals, style, and preferences in memory Linear BJJ is not a medical device and does not diagnose, treat, cure, or prevent any medical condition. Talk with a qualified healthcare professional for medical advice, diagnosis, or treatment. Linear BJJ Pro includes AI chat, Voice AI, advanced BJJ tools, unlimited journal entries, athlete memory, and priority support. A subscription is required to use the app after signup. Start with a 14-day free trial. After the trial, Pro renews at $29.99/month or $199.99/year unless canceled before renewal. Manage or cancel your subscription in your App Store account settings. Terms of Use (EULA): https://www.linearbjj.com/terms Privacy Policy: https://www.linearbjj.com/privacy
Punch Radar
This app uses your iPhone's camera to measure your punch speed and track your boxing progress. Engage in structured training missions, earn rewards, and analyze your performance metrics to improve your technique and endurance.
- Measure punch speed with iPhone camera
- Track progress across sessions
- Structured training missions
- Analyze performance metrics
- Optional Apple Health integration
- Works without extra sensors
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Punch Radar turns short boxing sessions into measurable progress. Set your iPhone down, step into frame, and throw clean punches. The app uses the camera to detect your movement on-device and estimate punch speed, then saves your best results so you can follow your progress across sessions. Measure punch speed in quick tests, train with structured missions, and earn XP for every detected hit. Work on speed, rhythm, consistency, and endurance in short rounds built for home training, warm-ups, friendly challenges, or fast workouts between longer sessions. After each session, Punch Radar helps you understand your performance: best punches, average speed, history, streaks, punch types, and the distribution of your saved results. You can see which punches are getting stronger, how your numbers develop, and which goal to attack next. Punch Radar can optionally connect with Apple Health to read active boxing workouts and save completed sessions as workouts when you grant permission. It works without extra sensors: all you need is your iPhone, enough space to move, and a stable camera position. Ideal for boxing fitness, technique checks, warm-ups, and anyone who wants a more motivating way to track punch speed. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: Punch Radar at weekly against Linear BJJ's fortnightly. Linear BJJ's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support 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. Linear BJJ sells 2 in-app purchases, starting at $29.99 per month and Punch Radar sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
Linear BJJ ships an update fortnightly, Punch Radar weekly. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.
| Parameter | Linear BJJ | Punch Radar |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 37 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | General Dev, LLC | Selami Selvi |
In-app purchases
Linear BJJ
- Linear BJJ Pro7 Days trial$29.991 Month
- Linear BJJ Pro7 Days trial$199.991 Year
Punch Radar
- Punch Radar Pro Monthly$4.991 Month
- Punch Radar Pro Yearly$39.991 Year









