# Astro vs Catch Flex

The clearest difference is in-app purchases: Catch Flex at none against Astro's 4. Catch Flex also leads on ads (none vs shown). Astro's advantage is update cadence (every 2 days vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Astro sells 4 one-off in-app purchases. Catch Flex asks for nothing beyond the download.

Astro ships an update every 2 days, Catch Flex fortnightly. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Astro | Catch Flex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/catch-flex/id6794968958/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Fortnightly |
| Monetization | — | Free with in-app purchases |
| Size | 151 MB | 491 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple TV** |
| Age rating | 4+ | 4+ |
| Developer | [Secret Box](https://appshunter.io/developer/343604326) | [Vilegacy](https://appshunter.io/developer/1817905358) |

## What reviewers say

### Astro

[App page](https://appshunter.io/ios/app/astro-x-space-survival/id6779113132)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Classic Skin | $0.99 | one-time |
| Retro Skin | $0.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Premium | $3.99 | one-time |


### Catch Flex

[App page](https://appshunter.io/ios/app/catch-flex/id6794968958)

A full-body camera rhythm game where your movements control the action. Play through various challenges, create your own levels, and compete with others, all without touching a button.

**Highlights:** Full-body tracking with a single camera, Gesture-controlled menus, Multiple gameplay mechanics (cut, rings, balls, stomp, slide), Customizable difficulty and no-fail mode, Local split-screen versus mode, Browser-based level editor, Privacy-focused on-device tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Astro free?

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

### Is Catch Flex free?

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

### Do Astro or Catch Flex have ads?

Astro shows ads; Catch Flex does not.

### Which is updated more often, Astro or Catch Flex?

Astro ships an update every 2 days, and Catch Flex fortnightly. Most recently, Astro was updated on November 5, 2026 and Catch Flex on November 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.*