# Catch Flex vs Tracker Detect Hidden App

The clearest difference is in-app purchases: Catch Flex at none against Tracker Detect Hidden App's 4. Catch Flex also leads on ads (none vs shown). Tracker Detect Hidden App's advantage is update cadence (every 2 days vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Tracker Detect Hidden App sells 4 in-app purchases, starting at $8.99 per 7 days. Catch Flex asks for nothing beyond the download.

Catch Flex ships an update every 3 months, Tracker Detect Hidden App every 2 days. The most recent releases landed on September 2, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Catch Flex | Tracker Detect Hidden App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/catch-flex-controller/id6474227857/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 59 MB | 29 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Vilegacy](https://appshunter.io/developer/1817905358) | [Lennart Demeyere](https://appshunter.io/developer/1829462843) |

## What reviewers say

### Catch Flex

[App page](https://appshunter.io/ios/app/catch-flex-controller/id6474227857)

Transform your phone into a full-body motion controller for specific games. Experience immersive gameplay by tracking your movements without needing a physical gamepad. Enjoy interactive gaming powered by your body's actions.

**Highlights:** Full-body camera tracking, Phone as motion controller, Gamepad-free gameplay, Control specific games, Body movement tracking

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

**In-app purchases:** none


### Tracker Detect Hidden App

[App page](https://appshunter.io/ios/app/tracker-detect-hidden-app/id6749237588)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| detectWeekly | $8.99 | per 7 days |
| Tracker Detect Hidden App | $8.99 | per 7 days |
| detectMonthly | $14.99 | per month |
| detectMonthlyTrial | $15.99 | per month |


## Frequently asked questions

### Is Catch Flex free?

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

### Is Tracker Detect Hidden App free?

Tracker Detect Hidden App is free to download, with in-app purchases available.

### Do Catch Flex or Tracker Detect Hidden App have ads?

Tracker Detect Hidden App shows ads; Catch Flex does not.

### Which is updated more often, Catch Flex or Tracker Detect Hidden App?

Catch Flex ships an update every 3 months, and Tracker Detect Hidden App every 2 days. Most recently, Catch Flex was updated on September 2, 2026 and Tracker Detect Hidden App on September 18, 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.*