Comparison

Polar Flow vs SFB | APP

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

SFB | APP

Features
Read full description

Il tuo allenamento. Con Metodo 3A. Allenarsi con continuità significa avere una direzione chiara, seguire una programmazione costruita sulle proprie esigenze e poter contare sul supporto di un professionista che accompagna il percorso. SFB | APP è lo strumento digitale dedicato all’Allenamento Metabolico SFB, uno dei tre pilastri di SFB | Metodo 3A. Non è una semplice raccolta di esercizi o programmi preimpostati: è uno spazio operativo che collega la tua esperienza di allenamento alla programmazione personalizzata e al lavoro del tuo Trainer SFB. Attraverso SFB | APP puoi consultare il tuo programma, organizzare le attività, registrare i dati degli allenamenti e monitorare i progressi, mantenendo un collegamento con il professionista che ti accompagna. COSA PUOI FARE CON SFB | APP • Consulta il tuo programma personalizzato. Accedi alle schede di allenamento elaborate dal tuo Trainer e visualizza gli esercizi previsti per il tuo percorso. • Segui la programmazione. Consulta il planning delle attività e organizza le sessioni secondo le indicazioni ricevute. • Registra il tuo allenamento. Tieni traccia dei carichi utilizzati e delle informazioni utili a monitorare il lavoro svolto. • Monitora i tuoi progressi. Consulta i report degli allenamenti e registra le misurazioni corporee previste dal tuo percorso, per osservare l’evoluzione nel tempo. • Rimani aggiornato. Ricevi notifiche e comunicazioni utili alla gestione del tuo percorso. UN PROGRAMMA COSTRUITO SULLA PERSONA, NON IL CONTRARIO L’Allenamento Metabolico SFB integra forza, capacità cardiorespiratoria, mobilità e recupero all’interno di una programmazione progressiva e personalizzata. Il tuo Trainer SFB definisce e adatta il programma considerando obiettivi, capacità, esperienza, condizioni individuali e risposte all’allenamento, nel rispetto delle proprie competenze professionali. Le informazioni raccolte attraverso l’App aiutano a osservare l’andamento del percorso e a orientare gli adattamenti della programmazione. L’obiettivo non è semplicemente completare una scheda, ma sviluppare forza, capacità fisiche e competenze motorie, imparando ad allenarti con maggiore consapevolezza, continuità e autonomia. LA TECNOLOGIA SUPPORTA. IL TRAINER ACCOMPAGNA. SFB | APP facilita l’organizzazione e il monitoraggio dell’allenamento, mantenendo centrale la relazione professionale. È uno strumento operativo di Sistema Forma e Benessere | Metodo 3A, il sistema educativo integrato, fondato su evidenze scientifiche, che coordina Allenamento, Alimentazione e Atteggiamento Mentale per accompagnare la persona nel cambiamento sostenibile e progressivodello stile di vita. Più forte oggi. Più consapevole nelle scelte. Più autonomo nel tempo.

Screenshots

Polar Flow4 screens
SFB | APP4 screens

Verdict

The call

The clearest difference is in-app purchases: SFB | APP at none against Polar Flow's 1. SFB | APP also leads on iOS requirement (15.6 vs 17.0). Polar Flow's advantage is update cadence (monthly vs every 2 months). On price, 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. SFB | APP asks for nothing beyond the download.

UpkeepUpdate frequency

Polar Flow ships an update monthly, SFB | APP every 2 months. The most recent releases landed on November 12, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 7 level
Polar Flow versus SFB | APP: the parameters behind the verdict, then further details
ParameterPolar FlowSFB | APP
PriceFreeFree
Rating4.6 (50K ratings) — better—
Positive reviews49.7% of reviews—
Number of ratings50K — better—
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.6 — better
Further details — not scored
Size191 MB38 MB
Age rating4+4+
DeveloperPolar ElectroXeniasoft SRL

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

SFB | APP

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

SFB | APP

No in-app purchases

Questions

Is Polar Flow free?
Polar Flow is free to download, with in-app purchases available.
Is SFB | APP free?
SFB | APP is free to download, with no in-app purchases.
Do Polar Flow or SFB | APP have ads?
Neither Polar Flow nor SFB | APP shows ads.
Which is updated more often, Polar Flow or SFB | APP?
Polar Flow ships an update monthly, and SFB | APP every 2 months. Most recently, Polar Flow was updated on November 12, 2026 and SFB | APP on November 7, 2026.

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