# Polar Flow vs LightMyWatts

The clearest difference is review sentiment: LightMyWatts at 100% against Polar Flow's 50%. LightMyWatts also leads on in-app purchases (none vs 1) and rating (5.0 vs 4.6). Polar Flow's advantage is price (Free vs $5.99) and ratings volume (50K vs 7). On ads, device support and iOS requirement there is nothing between them.

Polar Flow is free to download; LightMyWatts costs $5.99 up front. Polar Flow sells 1 in-app purchase, starting at $8.99 per month. LightMyWatts asks for nothing beyond the download.

LightMyWatts holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Polar Flow has 50K ratings behind it against 7, 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 100% of LightMyWatts's.

Polar Flow ships an update monthly, LightMyWatts every 10 days. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Polar Flow | LightMyWatts |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | [4.6 (50K ratings)](https://appshunter.io/ios/app/polar-flow/id717172678/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/lightmywatts/id6755496044/reviews)** |
| Number of ratings | **50K** | 7 |
| Positive reviews | 49.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 189 MB | 9 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Polar Electro](https://appshunter.io/developer/532468555) | [Ulrik Vadstrup Johannessen](https://appshunter.io/developer/541439002) |

## What reviewers say

### Polar Flow

[App page](https://appshunter.io/ios/app/polar-flow/id717172678)

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:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Polar Fitness Program | $8.99 | per month |

**What reviewers like**

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

**What reviewers complain about**

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

**Reported bugs**

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

**Requested features**

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


### LightMyWatts

[App page](https://appshunter.io/ios/app/lightmywatts/id6755496044)

Transform indoor workouts into a dynamic light show. This app syncs your effort, whether from power meters or heart rate, to Philips Hue lights, creating a visual experience that mirrors your performance zones.

**Highlights:** Dynamic light experience synced to performance, Supports power meter and heart rate data, Customizable Hue bridge and group settings, Instant visual feedback without numbers, Works with treadmills and cycling trainers, Supports Philips Hue Pro Bridge

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Polar Flow free?

Polar Flow is free to download, with in-app purchases available.

### Is LightMyWatts free?

LightMyWatts costs $5.99, with no in-app purchases.

### Which has better reviews, Polar Flow or LightMyWatts?

LightMyWatts is rated higher. Polar Flow averages 4.6 out of 5 from 50K ratings, while LightMyWatts averages 5.0 from 7 ratings.

### Do Polar Flow or LightMyWatts have ads?

Neither Polar Flow nor LightMyWatts shows ads.

### Which is updated more often, Polar Flow or LightMyWatts?

Polar Flow ships an update monthly, and LightMyWatts every 10 days. Most recently, Polar Flow was updated on November 6, 2026 and LightMyWatts on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*