# X vs Class With Catherine

The clearest difference is update cadence: X at every 3 weeks against Class With Catherine's every 12 months. X also leads on ratings volume (440 vs 16). Class With Catherine's advantage is review sentiment (100% vs 75%) and monetization model (free vs ad-supported). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for X against 5.0 for Class With Catherine. That said, the two scores are not equally well evidenced: X has 440 ratings behind it against 16, so its average is the more settled of the two. Written reviews are what separate them: 75% of X's written reviews are positive against 100% of Class With Catherine's.

X ships an update every 3 weeks, Class With Catherine every 12 months. The most recent releases landed on October 11, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | X | Class With Catherine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (440 ratings)](https://appshunter.io/ios/app/x-core/id1510988573/reviews) | [5.0 (16 ratings)](https://appshunter.io/ios/app/class-with-catherine/id6670685321/reviews) |
| Number of ratings | **440** | 16 |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 12 months |
| Monetization | Ad-supported | **Free** |
| Size | 38 MB | 121 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [X-Core, LLC](https://appshunter.io/developer/1479474176) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### X

[App page](https://appshunter.io/ios/app/x-core/id1510988573)

Book fitness classes, manage waitlists, and purchase class packages. Experience high-intensity, low-impact cardio and strength training designed to burn fat and build muscle efficiently.

**Highlights:** Book classes, View waitlist status, Purchase class packages, Pre-buy goodies, High-intensity cardio, Low-impact strength training

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

**In-app purchases:** none


### Class With Catherine

[App page](https://appshunter.io/ios/app/class-with-catherine/id6670685321)

Access over 500 on-demand fitness classes for strength, HIIT, and sculpting. Find workouts tailored to your mood and body focus with quick filters. Enjoy a fun, motivating approach to wellness that celebrates movement.

**Highlights:** 500+ on-demand live classes, Strength, HIIT, Sculpt, Low Impact, Filter by body focus, time, vibe, Motivation and energy focused, Balanced lifestyle approach

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

**In-app purchases:** none


## Frequently asked questions

### Is X free?

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

### Is Class With Catherine free?

Class With Catherine is free to download, with no in-app purchases.

### Which has better reviews, X or Class With Catherine?

X and Class With Catherine are both rated 5.0 out of 5 on the App Store, from 440 and 16 ratings respectively.

### Do X or Class With Catherine have ads?

Neither X nor Class With Catherine shows ads.

### Which is updated more often, X or Class With Catherine?

X ships an update every 3 weeks, and Class With Catherine every 12 months. Most recently, X was updated on October 11, 2026 and Class With Catherine on September 21, 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.*