# Sisters in Motion vs X

The clearest difference is ads: X at none against Sisters in Motion's shown. X also leads on update cadence (every 3 weeks vs every 8 months). Sisters in Motion's advantage is device support (3 vs 1) and iOS requirement (12.3 vs 16.0). On price 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.

Sisters in Motion ships an update every 8 months, X every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Sisters in Motion | X |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (445 ratings)](https://appshunter.io/ios/app/x-core/id1510988573/reviews)** |
| Number of ratings | — | **445** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Monetization | — | Ad-supported |
| Size | 53 MB | 38 MB |
| Requires iOS | **12.3** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sisters in Motion LLC](https://appshunter.io/developer/1580821835) | [X-Core, LLC](https://appshunter.io/developer/1479474176) |

## What reviewers say

### Sisters in Motion

[App page](https://appshunter.io/ios/app/sisters-in-motion/id1155622615)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Sisters in Motion free?

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

### Is X free?

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

### Do Sisters in Motion or X have ads?

Sisters in Motion shows ads; X does not.

### Which is updated more often, Sisters in Motion or X?

Sisters in Motion ships an update every 8 months, and X every 3 weeks. Most recently, Sisters in Motion was updated on November 2, 2026 and X on November 3, 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.*