# STLTH Training vs LightMyWatts

The clearest difference is price: STLTH Training at Free against LightMyWatts's $2.99. STLTH Training also leads on iOS requirement (15.0 vs 17.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

STLTH Training is free to download; LightMyWatts costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

STLTH Training ships an update every 4 weeks, LightMyWatts fortnightly. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | STLTH Training | LightMyWatts |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/lightmywatts/id6755496044/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Fortnightly** |
| Monetization | — | Paid |
| Size | 61 MB | 5 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TeamUp Sports](https://appshunter.io/developer/1449504626) | [Ulrik Vadstrup Johannessen](https://appshunter.io/developer/541439002) |

## What reviewers say

### STLTH Training

[App page](https://appshunter.io/ios/app/stlth-training/id6747328459)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### LightMyWatts

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

This app transforms indoor training sessions into a dynamic light experience. It syncs your power output or heart rate with Philips Hue lights, creating a visual representation of your performance. Enjoy an immersive and motivating workout with real-time color feedback.

**Highlights:** Real-time light synchronization with training effort, Dynamic color feedback based on power zones, Heart rate-driven lighting mode, Personalized Hue bridge and group configuration, Instant visual energy feedback, Supports various training platforms and devices

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is STLTH Training free?

STLTH Training is free to download, with no in-app purchases.

### Is LightMyWatts free?

LightMyWatts costs $2.99, with no in-app purchases.

### Do STLTH Training or LightMyWatts have ads?

Neither STLTH Training nor LightMyWatts shows ads.

### Which is updated more often, STLTH Training or LightMyWatts?

STLTH Training ships an update every 4 weeks, and LightMyWatts fortnightly. Most recently, STLTH Training was updated on October 12, 2026 and LightMyWatts on October 6, 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.*