Cross Fit Zone Training vs Interval Flow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Cross Fit Zone Training
Track your effort zones, heart rate, and points during CrossFit or Cross Training classes. Get real-time feedback on your Apple Watch and analyze workout summaries to maximize training and calorie burn. Integrates with Apple Health and supports various Bluetooth heart rate monitors.
- Track effort zones and heart rate
- Real-time Apple Watch feedback
- Workout summaries
- Apple Health integration
- Haptic feedback for points earned
- Supports Bluetooth heart rate monitors
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Track your effort zones, heart rate, and points for every CrossFit® or Cross Training class and WOD you do. Use your Apple Watch for real-time feedback or connect any Bluetooth heart rate monitor. Whether you’re a Box member or you’re doing functional training at home, Cross Train Workout Companion® will give you killer insight into how hard your body is working during each exercise. Achieve your daily point goal to maximize your training and calorie burn. Seeing your zones in real-time on your Apple Watch provides great mid-workout motivation. Track your AMRAP, EMOM, Tabata, Timer, and Metcon workouts on the convenience of your wrist then manually upload your stats to CrossFit® BTWB. Each zone is associated with a color - there are 5 zones total. Zone thresholds have been personalized to cross-training & functional fitness workouts. “Feel the buzz” - every time you earn a point, your watch will buzz with haptic feedback to indicate progress toward your goal. Whether you are looking to improve fitness, get stronger, or burn more calories in your Cross Training workouts, this Apple Watch app can help you achieve your goal. FEATURES - See your training zones in real-time - Keep track of how many points you’re earning - Track calories, duration, and training zones - See summaries of workout stats after every workout EMAIL SUMMARIES Users can opt-in to receive email summaries of every workout showing details stats to track and improve your performance. PRIVACY We value your privacy and never share or sell any user information. APPLE HEALTH INTEGRATION - We read your biometrics from Apple Health for personalization - We save your workout data to Apple Health - All workouts count towards your Apple activity rings APPLE WATCH Use any Bluetooth heart rate monitor or any Apple Watch series 3 or later. *This app is made by independent app company PK Fitness® Apps Inc and is not affiliated with CrossFit®
Interval Flow
This app revolutionizes fitness routines with deep customization and advanced tracking for various activities like HIIT, Yoga, and CrossFit. It allows users to create, share, and follow personalized workouts with features like color-coded intervals, real-time progress tracking, and voice assistance.
- Color-coded intervals
- Customizable circuits
- Real-time progress tracking
- Voice assist and search
- Exercise library
- Workout sharing
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Interval Flow: Experience a Workout Revolution Interval Flow is your ultimate fitness companion, designed to transform your workout experience with deep customization and advanced tracking. This versatile app is perfect for a wide range of activities including HIIT, TABATA, CrossFit, Yoga, Pilates, Meditation, and more. With Interval Flow, you can stay focused on your fitness goals while the app handles the details. Key Features: - Color-Coded Intervals: Customize your workout visually with color-coded intervals. Set distinct colors for warm-ups, high-intensity bursts, rest periods, and more, to easily navigate through your routine. - Exercise Library: Build your workouts with ease! Add new exercises or select from the existing ones to tailor your workout to your specific needs. - Real-Time Progress Tracking: Keep a live tab on your workout progress. The dynamic interval list updates in real-time, ensuring you know exactly where you are in your routine. - Customizable Circuits: Create the perfect workout sequence by arranging various exercises into repeatable circuits tailored to your fitness level and goals. - Personalized Interval Warnings: Get timely alerts before an interval ends. Customize the warning sounds to suit your style, ensuring smooth transitions without missing a beat. - Interactive Workflow: Enjoy crafting your workouts with a user-friendly interface that’s as intuitive as it is functional. Setting up your ideal workout regime is now as engaging as the workout itself. - Voice Assist: Let our advanced voice assist guide you through your exercises, announcing what’s next so you can remain focused on your form and intensity. - Voice Search: Quickly find your favorite workouts using voice commands, making your preparation seamless and hands-free. - AirShare: Share your custom workouts with friends or clients effortlessly using AirDrop, enhancing connectivity and interaction. Why Choose Interval Flow? With Interval Flow, you don't just exercise, you experience a revolution in workout efficiency and enjoyment. The app’s intuitive interface and comprehensive customization options make it the optimal companion for anyone serious about fitness. Whether you're powering through a high-intensity session or seeking tranquility in yoga, Interval Flow adapts to your pace and preference. Unlock your potential with Interval Flow – where your workout meets innovation. Interval Flow Subscription: The app includes a 1 month long auto-renewable subscription with a 3-day free trial, which will unlock premium features, like unlimited workouts, timer program editing and autoplay and costs $4.99/ month. It will be charged to your credit card through your iTunes account and will automatically renew unless you canceled at least 24 hours before the end of the current period. Any unused portion of a free trial period will be forfeited when you purchase the subscription. Though your subscription for the current month cannot be canceled, you can turn auto-renewal off in your account settings after purchase. See the instructions here: https://support.apple.com/en-us/HT202039 You can read the terms of use and privacy policy here: https://kapi90.github.io/hiit_timer_privacy_policy.html End User License Agreement (EULA) of the App Store applies: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is monetization model: Cross Fit Zone Training at free with in-app purchases against Interval Flow's subscription. Cross Fit Zone Training also leads on review sentiment (80% vs 48%) and iOS requirement (16.1 vs 18.6). Interval Flow's advantage is ratings volume (168 vs 24). On price, rating, update cadence and ads 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. Cross Fit Zone Training sells 6 in-app purchases, starting at $8.99 per month and Interval Flow sells 10 in-app purchases, starting at $4.99 per 3 months. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.6 for Cross Fit Zone Training against 4.7 for Interval Flow. That said, the two scores are not equally well evidenced: Interval Flow has 168 ratings behind it against 24, so its average is the more settled of the two. Written reviews are what separate them: 80% of Cross Fit Zone Training's written reviews are positive against 48% of Interval Flow's.
Cross Fit Zone Training ships an update every 10 days, Interval Flow fortnightly. The most recent releases landed on September 24, 2026 and September 5, 2026 respectively.
| Parameter | Cross Fit Zone Training | Interval Flow |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (24 ratings) | 4.7 (168 ratings) — better |
| Positive reviews | 80.0% of reviews — better | 48.1% of reviews |
| Number of ratings | 24 | 168 — better |
| Update frequency | Every 10 days — better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases — better | Subscription |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Requires iOS | 16.1 — better | 18.6 |
| Further details — not scored | ||
| Size | 88 MB | 20 MB |
| Age rating | 12+ | 4+ |
| Developer | Bred Ventures Inc | Bence Kaposzta |
Customer experience
Cross Fit Zone Training
Interval Flow
In-app purchases
Cross Fit Zone Training
- Pro Monthly7 Days trial$8.991 Month
- Promotional Yearly7 Days trial$19.991 Year
- Friends & Family Yearly7 Days trial$34.991 Year
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- Sidegrade to yearly$49.991 Year
- Pro Yearly14 Days trial$69.991 Year
- 1 Year Free Access$69.99
Interval Flow
- 3 Month$4.993 Months
- 1 Month$9.991 Month
- 1 Month, 3 day trial3 Days trial$9.991 Month
Show 5 moreShow fewer
- Annual7 Days trial$14.991 Year
- 1 Year discounted$25.951 Year
- 1 Year, 3 day trial3 Days trial$39.991 Year
- 1 Year$39.991 Year
- 1 Year Intro month1 Month trial$39.991 Year
- Free Lifetime subscriptionFree
- Lifetime$24.99
Questions
Is Cross Fit Zone Training free?
Is Interval Flow free?
Which has better reviews, Cross Fit Zone Training or Interval Flow?
Do Cross Fit Zone Training or Interval Flow have ads?
Which is updated more often, Cross Fit Zone Training or Interval Flow?
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