# WPF vs Lux

The clearest difference is update cadence: WPF at every 10 days against Lux's every 6 weeks. WPF also leads on iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. WPF sells 3 in-app purchases, starting at $17.99 per month and Lux sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

WPF ships an update every 10 days, Lux every 6 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | WPF | Lux |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 76.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 6 weeks |
| Monetization | Subscription | — |
| Size | 218 MB | 4 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Sylvain Rouquier](https://appshunter.io/developer/1731204383) | [Marvin Kleiber](https://appshunter.io/developer/1816587944) |

## What reviewers say

### WPF

[App page](https://appshunter.io/ios/app/wpf/id6477957146)

Connect with others in your area for fitness challenges and support. Access exclusive knowledge, recipes, and tracking tools to achieve your dream body. Requires a paid subscription for full access.

**Highlights:** Community groups for local support, WPF Challenges participation, Exclusive knowledge and tips from Chris, Routine tracking and comparison, Recipe and meal plan suggestions, Exclusive video content

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WPF App | $17.99 | per month |
| WPF App, Community & Challenge | $34.99 | per month |
| WPF App, Community & Challenge | $350.00 | per year |


### Lux

[App page](https://appshunter.io/ios/app/lux-daily-affirmations/id6759503923)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $3.99 | per month |
| Yearly Premium | $22.99 | per year |
| Lifetime Access | $59.99 | one-time |


## Frequently asked questions

### Is WPF free?

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

### Is Lux free?

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

### Do WPF or Lux have ads?

Neither WPF nor Lux shows ads.

### Which is updated more often, WPF or Lux?

WPF ships an update every 10 days, and Lux every 6 weeks. Most recently, WPF was updated on November 8, 2026 and Lux on October 31, 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.*