# Switch Access Training vs PreNumbers PRO

The clearest difference is price: Switch Access Training at Free against PreNumbers PRO's $44.99. Switch Access Training also leads on device support (3 vs 1). PreNumbers PRO's advantage is update cadence (every 8 months vs every 32 months). On ads, in-app purchases and iOS requirement there is nothing between them.

Switch Access Training is free to download; PreNumbers PRO costs $44.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Switch Access Training ships an update every 32 months, PreNumbers PRO every 8 months. The most recent releases landed on October 1, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Switch Access Training | PreNumbers PRO |
| --- | --- | --- |
| Price | **Free** | $44.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/switch-access-training-camera/id1139608089/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 8 months** |
| Monetization | Free | — |
| Size | 14 MB | 42 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tracy Mansfield](https://appshunter.io/developer/1133208214) | [IntegraTools GmbH](https://appshunter.io/developer/618103816) |

## What reviewers say

### Switch Access Training

[App page](https://appshunter.io/ios/app/switch-access-training-camera/id1139608089)

This app enables picture-taking functionality through external switches or by using the touchscreen as a button. It helps users understand cause-and-effect relationships, particularly beneficial for those exploring switch access for communication devices.

**Highlights:** Touchscreen as shutter button, External switch support, Keyboard input for camera control, Photo library access, Customizable slideshow settings, Toggle front/rear camera with switch

**Features:** macOS Compatibility

**In-app purchases:** none


### PreNumbers PRO

[App page](https://appshunter.io/ios/app/prenumbers-pro/id1142502442)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Switch Access Training free?

Switch Access Training is free to download, with no in-app purchases.

### Is PreNumbers PRO free?

PreNumbers PRO costs $44.99, with no in-app purchases.

### Do Switch Access Training or PreNumbers PRO have ads?

Neither Switch Access Training nor PreNumbers PRO shows ads.

### Which is updated more often, Switch Access Training or PreNumbers PRO?

Switch Access Training ships an update every 32 months, and PreNumbers PRO every 8 months. Most recently, Switch Access Training was updated on October 1, 2026 and PreNumbers PRO on September 17, 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.*