OxyBoost vs Molchanovs
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
OxyBoost
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OxyBoost is a minimalist breathwork training app for practicing breathing patterns, breath holds, and relaxation. Create adjustable exercises and track your practice over time. Key Features: β’ Box breathing β’ O2 / CO2 / Relaxation (no contraction) apnea tables β’ Customisable exercises with adjustable intervals β’ History and statistics β’ Live heart rate and blood oxygen from supported external Bluetooth sensors β’ Interactive sensor charts with breathing and hold phases β’ Share exercise by link or QR β’ Music during exercises, with search, styles and synced favorites β’ Offline listening for tracks whose artists enable downloads β’ Voice guidance and subtle notifications β’ Dark and light theme support β’ Practice screen customisation β’ Realtime sync across your devices β’ Training history and music favorites saved to your account β’ Sign in with Apple Sensor readings are provided by a compatible external Bluetooth device; OxyBoost does not measure heart rate or blood oxygen using the iPhone itself. The available readings and their accuracy depend on the connected sensor. Readings are displayed and saved as part of your training history and are not intended for diagnosis, treatment, medical decisions, or monitoring the safety of a breath hold. Disclaimer: This app is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or another qualified health provider before starting any breathwork or apnea training and before making medical decisions. Do not disregard medical advice or delay in seeking it because of something you have read in this app. Terms of Use: https://oxyboo.st/terms Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: https://oxyboo.st/privacy
Molchanovs
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Welcome to Molchanovs (Beta) Freediving Education & Training App Developed by world-class freedivers, the Molchanovs App is your gateway to mastering breathing and freediving skills β whether you're a complete beginner or looking to refine your technique. Explore a growing catalog of guided programs covering a wide range of topics, from foundational breathing exercises to advanced freediving techniques. Designed for all levels, each program is created to help you build confidence, increase performance, and stay connected to the global freediving community. You're exploring the beta version of the App and weβre excited to have you with us on this journey. As such you may encounter some unfinished features, occasional bugs, or changes to layout and functionality as we continue to improve your experience. Weβre rolling out new features regularly, so stay tuned for updates! What to Expect: Core features may change based on your feedback Some sections are under construction or limited in content Performance and design will improve with each update Data may not be final or synced across all devices Weβd Love Your Feedback Your input helps us make this app better. If you spot a bug or have a suggestion, please tap help widget inside the app and leave your feedback there. Weβre building this for the community β and with the community. The Molchanov offers both free and premium training content for freediving students. βΆ Subscription Details: To access advanced Base Training+ (BT+) programs, users must activate a subscription. These programs include: - Structured workout and breathing plans - Instructional videos and tutorials βΆ Subscription Plans: - Monthly Plan - Annual Plan (All subscriptions include a 14-day free trial) βΆ Additional Info: - Payment will be charged to your Apple ID account at confirmation of purchase. - Subscription automatically renews unless canceled at least 24 hours before the end of the current period. - You can manage or cancel your subscription anytime in your App Store account settings. Added a piece-by-piece purchase of access to programs βΆ The new version 2.0.11 adds a piece-by-piece purchase of access to programs. A purchase will be applied to your Apple ID upon confirmation. This is a one-time purchase and will not renew automatically. All previously purchased subscriptions remain valid and can be renewed. At the moment, it is not possible to issue a new subscription, only a one-time purchase is available. βΆ Legal: Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://move.molchanovs.com/privacy_policy The Molchanovs Team.
Screenshots
Verdict
The clearest difference is update cadence: OxyBoost at every 2 days against Molchanovs's every 11 days. Molchanovs's advantage is iOS requirement (15.1 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.
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
Both are free to download. OxyBoost sells 3 in-app purchases, starting at $1.99 per month and Molchanovs sells 15 in-app purchases, starting at $29.00 per month. Whichever you choose, the download price is not the number that matters.
OxyBoost ships an update every 2 days, Molchanovs every 11 days. The most recent releases landed on September 15, 2026 and September 17, 2026 respectively.
| Parameter | OxyBoost | Molchanovs |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days β better | Every 11 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPad, iPod β better |
| Requires iOS | 26.2 | 15.1 β better |
| Further details β not scored | ||
| Size | 23 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | Artem Verbat | Molchanovs Pte. Ltd. |
In-app purchases
OxyBoost
- Pro (Monthly)$1.991 Month
- Pro (Yearly)$11.991 Year
- Pro (Yearly)$19.991 Year
Molchanovs
- Monthly Subscription14 Days trial$29.001 Month
- Yearly Subscription14 Days trial$179.001 Year
- Frenzel Fundamentals$20.00
- No-Fins Fundamentals$48.00
- Master Equalization Volume$48.00
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- Florian Dagoury's 5 Challenge$50.00
- Florian Dagoury's 4 Challenge$50.00
- Florian Dagoury's 3 Challenge$50.00
- Bifinning Fundamentals$50.00
- Wave 2 Preparation$100.00
- FSPA$150.00
- Breathwork (Practice)$179.00
- Breathwork (Practice + Theory)$249.99
- Breathwork (T + P + I)$349.00
- VIP Coaching With Alexey$1000.00
Questions
Is OxyBoost free?
Is Molchanovs free?
Do OxyBoost or Molchanovs have ads?
Which is updated more often, OxyBoost or Molchanovs?
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