# B3 U — B3 Sciences > BFR fitness training platform with live workouts, custom plans, and community support. (iPhone/iPad app by B3 Sciences.) - Source: https://appshunter.io/ios/app/b3-u/id6739257665 (this page in markdown: same URL + `.md`) - Developer: [B3 Sciences](https://appshunter.io/developer/1558273345) - Category: Entertainment - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 15.0 · 68 MB - Languages: American English, Afrikaans, Arabic, Bulgarian, Catalan, Croatian, Czech, Danish, Dutch, Finnish and 21 more - Released: 2025-01-07 - Data updated: 2026-07-24 - Monetization: subscription - User reviews in markdown: https://appshunter.io/ios/app/b3-u/id6739257665/reviews.md ## What is B3 U? B3 U is your all-in-one platform for revolutionizing fitness with BFR (Blood Flow Restriction) training. Whether you're a beginner or an experienced athlete, B3 U provides the tools, guidance, and community you need to achieve incredible results in less time. What’s Inside B3 U? Expert-Led Live Workouts: Join weekly live sessions led by top trainers to stay motivated and on track. Custom Training Plans: Personalized fitness programs tailored to your goals, whether it's building strength, improving endurance, or enhancing recovery. BFR Education & Resources: Learn the science behind BFR training and how it helps maximize results with less weight and strain. Group Coaching: Get support from coaches and connect with others in the B3 U community to share tips and celebrate your progress. Why Choose B3 U? Save time with efficient workouts. Boost your results with the power of BFR training. Be part of a supportive, like-minded community. Access professional coaching and the latest fitness trends. Start your fitness transformation today with B3 U. Your journey to better health and peak performance begins here! — ▷ Already a Member? Sign-In to access your subscription. ▷ New? Subscribe in the app to get instant access. B3 U offers auto-renewing subscriptions. You'll receive unlimited access to content on all your devices. Payment is charged to your account at confirmation of purchase. Pricing varies by location and is confirmed prior to purchase. Subscription automatically renews unless canceled at least 24 hours before the end of the current billing period, or the trial period (when offered). Cancel anytime in Account Settings. For more information see our: -Terms of Service: https://b3sciences.uscreen.io/pages/terms -Privacy Policy: https://b3sciences.uscreen.io/pages/privacy ## Key features - Expert-led live workouts - Custom training plans - BFR education and resources - Group coaching and community - Efficient workout routines - Progress tracking ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Monthly | $29.99 | per month | | Yearly | $659.99 | per year | ## Frequently asked questions about B3 U ### What is BFR training in B3 U? BFR training, or Blood Flow Restriction, is a technique used in B3 U to help maximize results with less weight and strain. The app provides education and resources to help users understand the science behind it. ### Does B3 U offer live workouts? Yes, B3 U features expert-led live workouts weekly. These sessions are designed to keep users motivated and on track with their fitness goals. ### How does B3 U personalize training? B3 U provides custom training plans tailored to your specific goals, whether you aim to build strength, improve endurance, or enhance recovery. These plans are designed to help you achieve incredible results. ### What are the subscription options for B3 U? B3 U offers auto-renewing subscriptions, with options for monthly at $29.99 and yearly at $659.99. Pricing may vary by location and is confirmed before purchase. ### Can I cancel my B3 U subscription? Yes, you can cancel your B3 U subscription anytime in your Account Settings. Cancellation must be done at least 24 hours before the end of the current billing period or trial period. ### What devices is B3 U available on? B3 U is available on iPhone, iPad, and iPod. It offers unlimited access to content across all your devices with an active subscription. ### How often is B3 U updated? The latest version of B3 U is 3.33.0, and it was last updated on May 26, 2026. Updates typically include new features, improvements, and bug fixes. ### What is the age rating for B3 U? B3 U has an age rating of 4+. This indicates it is suitable for a wide range of users, though specific fitness recommendations may apply based on individual health. ## Version history (last 5 releases) ### 3.35.0 — 2026-07-21 Bug fixes and performance improvements! ### 3.34.0 — 2026-06-30 Bug fixes and performance improvements! ### 3.33.0 — 2026-05-26 Bug fixes and performance improvements! ### 3.32.0 — 2026-04-23 Bug fixes and performance improvements! ### 3.31.0 — 2026-03-02 Bug fixes and performance improvements! ## Apps similar to B3 U | App | Rating | Price | Category | | --- | --- | --- | --- | | [MADLAB](https://appshunter.io/ios/app/madlab/id6744888569) | — | Free | Entertainment | | [DragonSlayersTV](https://appshunter.io/ios/app/dragonslayerstv/id6748481776) | — | Free | Entertainment | | [Country 96 KRGI-FM](https://appshunter.io/ios/app/country-96-krgi-fm/id903387177) | 5.0 (1) | Free | Entertainment | | [103-1 KJ Country](https://appshunter.io/ios/app/103-1-kj-country/id903391229) | — | Free | Entertainment | | [Froggy 102.7](https://appshunter.io/ios/app/froggy-1027/id1405186120) | 3.7 (3) | Free | Entertainment | | [The SeniorsChannel](https://appshunter.io/ios/app/the-seniorschannel/id1667956693) | — | Free | Entertainment | ## More apps by B3 Sciences - [B3 Share](https://appshunter.io/ios/app/b3-share/id1558273343) All apps by B3 Sciences: https://appshunter.io/developer/1558273345 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-24.*