# FITTHEOREM vs Fox River MedSpa

The clearest difference is in-app purchases: Fox River MedSpa at none against FITTHEOREM's 3. FITTHEOREM's advantage is iOS requirement (12.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. FITTHEOREM sells 3 in-app purchases, starting at $11.99 per month. Fox River MedSpa asks for nothing beyond the download.

FITTHEOREM ships an update every 2 weeks, Fox River MedSpa fortnightly. The most recent releases landed on June 4, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | FITTHEOREM | Fox River MedSpa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (17 ratings)](https://appshunter.io/ios/app/fittheorem/id1525112049/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 39 MB | 191 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [FIT THEOREM INC](https://appshunter.io/developer/1525112051) | [Fox River Spa & Salon](https://appshunter.io/developer/1618493942) |

## What reviewers say

### FITTHEOREM

[App page](https://appshunter.io/ios/app/fittheorem/id1525112049)

This app offers a variety of fitness programs, including live and on-demand classes, workout plans, and mindset sessions. It also provides options for in-studio workouts and integrates with heart rate monitors and weighing scales. Users can access content for free for a limited time or through a subscription.

**Highlights:** Live and on-demand classes, Workout weekly/day programs, Mindset classes, Studio class scheduling, Heart rate monitor integration, Nutrition and recipes, Personalized workout plans

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| On Demand Access - Monthly | $11.99 | per month |
| Yearly Membership | $99.99 | per year |
| 6 Week Program with Coach | $199.99 | per 2 months |


### Fox River MedSpa

[App page](https://appshunter.io/ios/app/fox-river-medspa/id1618493940)

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

**In-app purchases:** none


## Frequently asked questions

### Is FITTHEOREM free?

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

### Is Fox River MedSpa free?

Fox River MedSpa is free to download, with no in-app purchases.

### Do FITTHEOREM or Fox River MedSpa have ads?

Neither FITTHEOREM nor Fox River MedSpa shows ads.

### Which is updated more often, FITTHEOREM or Fox River MedSpa?

FITTHEOREM ships an update every 2 weeks, and Fox River MedSpa fortnightly. Most recently, FITTHEOREM was updated on June 4, 2026 and Fox River MedSpa on September 24, 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.*