Comparison

Relentless vs ON

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

Head to head
About

Relentless

Features
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Welcome to Relentless, the app that powers your fitness journey at CrossFit Relentless Heart. Whether you're a seasoned athlete or just starting, Relentless provides everything you need for the best CrossFit experience. Book classes, track your progress, manage your membership, and stay connected with your community—all from the palm of your hand. Key Features: Sign Up for a Membership in Under 5 Minutes: Become a member and start your journey with us in less than 5 minutes. Book Classes in Seconds: Reserve your spot in your favorite classes with ease. Track Your Progress: Log scores, track body progress, and see how far you’ve come. Manage Your Membership: Access membership details, purchases, and credits with just a tap. Get Inspired: Watch real members in action and feel the energy of CrossFit Relentless Heart. Leaderboard: Challenge yourself and track your progress against others. Pay-As-You-Go Option: Not ready for a full membership? Try individual classes with no commitment. Quick Payments: Fast and secure payment options for extra classes or merchandise. Refer a Friend: Invite friends to join the community and rise together. Why Relentless? At Relentless, it’s not just about booking classes; it’s about committing to your fitness journey and becoming part of something bigger. The app makes it easy to stay consistent with your training, track your progress, and be motivated by a community that’s here to support you every step of the way. Whether you’re ready to dive in with a full membership or just exploring, Relentless is your gateway to a stronger, fitter you. Ready to Rise? Download Relentless today, sign up in minutes, and start your transformation with the best CrossFit experience around. Your fitness journey begins here!

About

ON

Features
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Say goodbye to confusion and hello to a fitness experience that’s affordable, flexible, and entirely under your control. ON-DMND puts you in the driver's seat—no guesswork, no pressure. All you need is your device and a desire to move! At ON-DMND, we believe fitness should be tailored to you. Our fitness app is designed to empower you to embrace your strength, prioritize your goals, and move at your own pace. Explore a vast library of on-demand workouts that update monthly, designed to match your mood, schedule, and fitness level. Use our custom filters to personalize your fitness journey by selecting workouts based on duration, equipment, location, or specific muscle groups. Whether you have 10 minutes or an hour, you'll find the perfect workout to fit seamlessly into your day. For those looking for structure, join one of our carefully curated fitness programs tailored to help you stay on track. Personalized Fitness Tools - Structured Programs & Challenges - Custom Workout Filters & Tags - Flexible Workout Durations - On-Demand Workouts - Trainer-Led Sessions Fuel your fitness with our library of guilt-free recipes, updated monthly to keep you inspired and on track with your nutritional goals. Discover meals that are as enjoyable as they are sustainable, designed to support your body and your lifestyle. Use our custom filters to personalize your meals by selecting options based on mealtime, dietary needs, or calorie goals. Whether you're planning breakfast, lunch, dinner, or a quick snack — you'll find nourishing meals that fit your lifestyle and support your journey. Sustainable Nutrition - Custom Nutrition Filters & Tags - Guilt-Free Recipe Library Explore tools that go beyond physical fitness — from guided journaling prompts to self-reflection exercises and mindset shifts designed to support your emotional well-being. Access mental health support directly in-app with guidance from a qualified counsellor. Whether you're navigating stress, burnout, or emotional blocks, you're never alone in your journey. Stay inspired with expert-led blog content covering everything from sustainable fitness to real-life mental health strategies. Learn, grow, and thrive — one post at a time. Lifestyle Support - Educational Wellness & Fitness Blogs - In-house Registered Counsellor - Holistic Healing Resources Track your progress with our built-in weight tracker, celebrating milestones and achievements as you go, and stay connected by syncing with Strava, Garmin, or Apple Watch to keep your goals in sight wherever life takes you. ON-DMND also keeps you on top of your fitness goals with personalized push notifications, helping you stay consistent and celebrating your victories—big or small. Progress & Motivation - Progress Tracking & Performance Analytics - Strava, Garmin & Apple Watch Integration - Motivational Push Notifications Stay motivated with a supportive community that encourages accountability and growth. Share your progress, connect with others on the same journey, and find inspiration in a group of like-minded individuals. For even more personal guidance, enjoy live calls with your coach for real-time support and advice. Coaching & Community - Supportive Community Space - Live Coaching Calls Subscription Pricing & Terms ON-DMND is free to download, with flexible subscription options available: choose between a Monthly or Annual plan. All new users get exclusive access to a 3-Day Free Trial to explore the full experience. Once your trial ends, payment will be charged to your iTunes account. Subscriptions auto-renew unless cancelled in your Account Settings. Download the App and start moving on your terms, because your fitness journey is yours to create, wherever life takes you! A subscription is required to access in-app content. All subscriptions auto-renew, and can be cancelled anytime. Please note that you will be automatically charged after the free trial. T&Cs apply. https://ONDMND.gcph.tv/terms

Screenshots

Relentless4 screens
ON4 screens

Verdict

The call

The clearest difference is in-app purchases: Relentless at none against ON's 3. Relentless also leads on update cadence (every 2 weeks vs every 4 weeks). On price, ads, device support and iOS requirement 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. ON sells 3 in-app purchases, starting at $30.00 per month. Relentless asks for nothing beyond the download.

UpkeepUpdate frequency

Relentless ships an update every 2 weeks, ON every 4 weeks. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

Scorecard2 real differences · 4 level
Relentless versus ON: the parameters behind the verdict, then further details
ParameterRelentlessON
PriceFreeFree
Update frequencyEvery 2 weeks — betterEvery 4 weeks
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size56 MB145 MB
Age rating4+12+
DeveloperItensity Management Software (PTY) LtdGlobal Fitness Holdings Ltd

In-app purchases

None

Relentless

No in-app purchases

3 purchases

ON

Subscriptions3
  • Monthly Subscription3 Days trial$30.001 Month
  • Quarterly Subscription7 Days trial$34.993 Months
  • Annual Subscription3 Days trial$284.991 Year

Questions

Is Relentless free?
Relentless is free to download, with no in-app purchases.
Is ON free?
ON is free to download, with in-app purchases available.
Do Relentless or ON have ads?
Neither Relentless nor ON shows ads.
Which is updated more often, Relentless or ON?
Relentless ships an update every 2 weeks, and ON every 4 weeks. Most recently, Relentless was updated on October 16, 2026 and ON on October 11, 2026.

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