Comparison

Polar Flow vs Suunto

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

Head to head
About

Polar Flow

This app helps you track your daily activity, analyze workouts with detailed data, and gain insights into your sleep and recovery. It integrates with Polar devices and other fitness services to provide personalized guidance for your health and fitness journey.

Highlights
  • Activity Tracking (steps, calories, distance)
  • Detailed Training Analysis (heart rate, pace, power)
  • Advanced Sleep Insights
  • Training Load & Recovery Recommendations
  • Device and Sports Profile Management
  • Wireless Syncing with Polar Devices
  • Integration with Strava, TrainingPeaks, and more
Features
Read full description

Polar Flow: Your Personal Sports, Fitness, and Health Companion The exclusive app designed to maximize the potential of your Polar devices. Key Features: Activity Tracking: Monitor your daily activity, steps, calories burned, and distance to stay motivated throughout the day. Training Analysis: Dive deep into your workouts with detailed data on heart rate, speed, pace, distance, power, and more. Understand the impact of each session and optimize your training routines. Sleep Insights: Discover how well you sleep with advanced sleep tracking. Get feedback on sleep stages and quality to improve your rest and recovery. See how sleep boosts your day and track skin temperature changes. Training Load & Recovery: Understand how your training sessions strain your body and get recommendations on recovery time to prevent overtraining. Manage your watch and profile: Customize and manage your Polar device, Sports profiles for different activities, Routes, and Training Targets. Wireless Syncing: Automatically sync data from your Polar devices for real-time updates, notifications, and other insights. Stay Connected: Connect your profile and sync your data with Strava, TrainingPeaks, Adidas, komoot, and many other services. Why Choose Polar Flow? Personalized Guidance: Receive personalized feedback and guidance and understand your progress. Comprehensive Ecosystem: Integrates seamlessly with Polar watches, heart rate monitors, and more for a holistic experience. User-Friendly Interface: Navigate your data effortlessly with our intuitive and clean design. Notification support: Your Polar watch will receive the same notifications as your phone screen—incoming calls, messages, and app notifications. Secure and Private: Your data is safely stored and protected, giving you peace of mind as you focus on your journey. Polar Flow app allows you to share some of your wellness data with Apple Health. This includes details of your training, your heart rate, and steps. Please note Polar Flow app is not intended for medical or diagnostic use. Get Started Today! Download Polar Flow and unlock the full potential of your Polar devices. You can find more info at https://www.polar.com/flow Connect with us! Instagram: www.instagram.com/polarglobal Facebook: www.facebook.com/polarglobal YouTube: www.youtube.com/polarglobal Find out more about Polar products at https://www.polar.com/en/products

About

Suunto

Track your training, activity, and sleep with detailed summaries and trends. Customize your sports watch during workouts and discover popular routes worldwide. Connect with friends and favorite sports services.

Highlights
  • Activity and sleep summaries
  • Customizable sport modes
  • Activity-specific heatmaps
  • Connected GPS via mobile
  • Dive log transfer
  • Connect to sports services
  • Route planning and syncing
Features
Read full description

Enable your active life with Suunto app. KEY HIGHLIGHTS View key training, activity and sleep summaries as well as overall trends to help keep your life in balance. Stay connected with notifications Customize what you want to see on your sports watch during training and adventures by creating your own sport modes Activity-specific heatmaps in Suunto app show you where the most popular routes are, all around the world. For Suunto 3 Fitness, see your speed and distance as well as your track in the map by using the Suunto app to enable ‘connected’ GPS from your mobile phone. Suunto D5, Suunto EON Steel, Suunto EON Core: Transfer your dive logs easily over Bluetooth to your mobile phone after diving. Connect to your favorite sports services, such as Strava, Endomondo, TrainingPeaks, Relive and more. GET THE BASICS Suunto app keeps you on top of life and your sports or dives. Keep track of key activity details in your workout summaries and trends in your activity, daily steps, calories and sleep. With Suunto D5, Suunto EON Steel, Suunto EON Core transfer your dive logs to your mobile phone after diving. Stay connected with notifications on your sports watch from your mobile phone. For Suunto 3 Fitness, see your speed and distance as well as your track in the map by using the Suunto app to enable ‘connected’ GPS from your mobile phone. Ambit3 and Traverse family watches can now sync activities optimize GPS and connect to partner services from the Suunto app. ADVENTURE ON THE GO When you are going for run or ride and want to change the data you see your sports watch during training, you can customize it directly on Suunto app and it will update automatically to your watch. Whether you be in a new city or just a new trail, you can plan your new favorite route with Suunto app, sync it to your watch, and Go! You can even import a .gpx for your next race or adventure (Suunto 9 and Suunto Spartan). SHARE AND CONNECT HOW YOU WANT The Suunto community is a vibrant and diverse group, sharing inspiring stories and experiences every day. Social sharing on Suunto app is personalizable - select whether you want to share distance, calories, speed, pace, duration, heart rate, ascent, even max speed! It’s up to you! You can get additional unique benefits by connecting to our partner sport services such as Strava, TrainingPeaks, Endomondo, and Relive. The Suunto app connects with Apple Health. Go to app settings to start sharing your data. Learn more about Suunto and our heritage deeply rooted in exploration and adventure since 1936. suunto.com/testedforadventure Continued use of GPS running in the background can dramatically decrease battery life

Screenshots

Polar Flow4 screens
Suunto4 screens

Verdict

The call

The clearest difference is rating: Polar Flow at 4.6 against Suunto's 4.0. Polar Flow also leads on review sentiment (50% vs 25%) and ratings volume (50K vs 2.1K). Suunto's advantage is in-app purchases (none vs 1). On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Polar Flow sells 1 in-app purchase, starting at $8.99 per month. Suunto asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Polar Flow holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Polar Flow has 50K ratings behind it against 2.1K, so its average is the more settled of the two. Written reviews point the same way: 50% of Polar Flow's written reviews are positive against 25% of Suunto's.

UpkeepUpdate frequency

Polar Flow ships an update monthly, Suunto fortnightly. Both last shipped on November 12, 2026.

Scorecard5 real differences · 5 level
Polar Flow versus Suunto: the parameters behind the verdict, then further details
ParameterPolar FlowSuunto
PriceFreeFree
Rating4.6 (50K ratings) — better4.0 (2.1K ratings)
Positive reviews49.7% of reviews — better24.6% of reviews
Number of ratings50K — better2.1K
Update frequencyMonthlyFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size191 MB814 MB
Age rating4+17+
DeveloperPolar ElectroSuunto

Customer experience

Polar Flow

All ratings50,319 ratings
Positive91.2%
Neutral4.5%
Negative4.3%
Written reviews2,229 reviews
Positive49.7%
Neutral11.3%
Negative39.1%

Suunto

All ratings2,135 ratings
Positive76.1%
Neutral3.7%
Negative20.2%
Written reviews1,465 reviews
Positive24.6%
Neutral15.4%
Negative60.1%

User reviews

Polar Flow

From 50K App Store ratings

What we love

  • 🚀 Accurate heart rate monitoring
  • 🔋 Good battery life
  • 👍 Detailed workout data and analysis
  • 👍 Intuitive and user-friendly app
  • 👍 Seamless syncing with Polar devices

Room to improve

  • 🐛 Connectivity and syncing issues
  • 🐛 Unreliable sleep tracking
  • 🐛 Slow GPS initialization
  • 👎 Cluttered and confusing app interface
  • 👎 Limited customization options

Suunto

From 2.1K App Store ratings

What we love

  • 👍 Clean and attractive UI
  • 🚀 Improved syncing and connectivity
  • 💡 Custom exercise creation
  • 🔍 Detailed activity data and analytics

Room to improve

  • 🐛 Unreliable syncing and connectivity issues
  • 🔍 Missing key features from previous app (Movescount)
  • 🔍 Lack of customization options for watch faces
  • 🔍 Incompatible with older Suunto models
  • 🔍 Forced migration from Movescount to new app

Bugs and requests

Polar Flow

Reported bugs

3 issues
  • App crashes during syncing
  • Inconsistent data sync between watch and app
  • Firmware updates causing loss of user data

Requested features

4 requests
  • Ability to manually edit workout data
  • Integration with more third-party apps
  • More advanced training programs and coaching
  • Improved sleep tracking and analysis

Suunto

Reported bugs

3 issues
  • Frequent app crashes
  • Inconsistent syncing and data loss
  • Issues with pairing and connecting to watches

Requested features

5 requests
  • Ability to import/create custom routes
  • Option to change activity data units (e.g. miles vs. km)
  • Seamless integration with Strava and other fitness apps
  • Offline map support and POI management
  • Desktop/web interface for advanced functionality

In-app purchases

1 purchases

Polar Flow

Subscriptions1
  • Polar Fitness Program1 Month trial$8.991 Month
None

Suunto

No in-app purchases

Questions

Is Polar Flow free?
Polar Flow is free to download, with in-app purchases available.
Is Suunto free?
Suunto is free to download, with no in-app purchases.
Which has better reviews, Polar Flow or Suunto?
Polar Flow is rated higher. Polar Flow averages 4.6 out of 5 from 50K ratings, while Suunto averages 4.0 from 2.1K ratings.
Do Polar Flow or Suunto have ads?
Neither Polar Flow nor Suunto shows ads.
Which is updated more often, Polar Flow or Suunto?
Polar Flow ships an update monthly, and Suunto fortnightly. Most recently, Polar Flow was updated on November 12, 2026 and Suunto on November 12, 2026.

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