Comparison

Polar Flow vs SPP2

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 daily activity, analyze workouts with detailed metrics, and gain insights into sleep patterns and recovery. It allows for device management, route planning, and seamless syncing with other popular fitness platforms.

Highlights
  • Activity Tracking
  • Training Analysis
  • Sleep Insights
  • Training Load & Recovery
  • Device & Profile Management
  • Wireless Syncing
  • Third-Party Service Integration
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

SPP2

Features
Read full description

Developed by elite performance coaches John Pryor, Leigh Egger and Jan Müller, the SPP gives clients access to specialised functional training to develop greater speed, agility and movement efficiency. The content is heavily influenced by leaders in the field of athletic development such as Frans Bosch, Vern Gambetta and many others. In essence, the content marries strength and coordination for the purpose of better movement. A SPP account is needed to use the app. Physical Activity Notice ======================= The App may include features that promote physical activity. Consider the risks involved and consult with your medical professional before engaging in any physical activity. Fit3k Pty Ltd is not responsible or liable for any injuries or damages you may sustain that result from your use of, or inability to use, the features of the App.

Screenshots

Polar Flow4 screens
SPP22 screens

Verdict

The call

The clearest difference is in-app purchases: SPP2 at none against Polar Flow's 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. SPP2 asks for nothing beyond the download.

UpkeepUpdate frequency

Polar Flow ships an update monthly, SPP2 every 6 weeks. The most recent releases landed on October 19, 2026 and September 27, 2026 respectively.

Scorecard1 real difference · 9 level
Polar Flow versus SPP2: the parameters behind the verdict, then further details
ParameterPolar FlowSPP2
PriceFreeFree
Rating4.6 (50K ratings) — better—
Positive reviews49.5% of reviews—
Number of ratings50K — better—
Update frequencyMonthly — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.016.0 — better
Further details — not scored
Size189 MB67 MB
Age rating4+4+
DeveloperPolar ElectroFit3k

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

SPP2

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Polar Flow

Subscriptions1
  • Polar Fitness Program1 Month trial$8.991 Month
None

SPP2

No in-app purchases

Questions

Is Polar Flow free?
Polar Flow is free to download, with in-app purchases available.
Is SPP2 free?
SPP2 is free to download, with no in-app purchases.
Do Polar Flow or SPP2 have ads?
Neither Polar Flow nor SPP2 shows ads.
Which is updated more often, Polar Flow or SPP2?
Polar Flow ships an update monthly, and SPP2 every 6 weeks. Most recently, Polar Flow was updated on October 19, 2026 and SPP2 on September 27, 2026.

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