# PrerAp vs Camera Detector & Device Scan

The clearest difference is in-app purchases: PrerAp at none against Camera Detector & Device Scan's 5. PrerAp also leads on ads (none vs shown) and device support (3 vs 1). Camera Detector & Device Scan's advantage is update cadence (every 6 days vs every 5 months). On price there is nothing between them.

Both are free to download. Camera Detector & Device Scan sells 5 in-app purchases, starting at $8.99 per 7 days. PrerAp asks for nothing beyond the download.

PrerAp ships an update every 5 months, Camera Detector & Device Scan every 6 days. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | PrerAp | Camera Detector & Device Scan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/prerap/id1660054792/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 6 days** |
| Monetization | Free | — |
| Size | 29 MB | 60 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Evolve (RDC)](https://appshunter.io/developer/1567017217) | [Thomas Montgomery](https://appshunter.io/developer/1816710113) |

## What reviewers say

### PrerAp

[App page](https://appshunter.io/ios/app/prerap/id1660054792)

This app allows voters to securely store their biographical information and generate QR codes. These codes can then be scanned during enrollment to quickly retrieve data, significantly reducing wait times at registration centers.

**Highlights:** Biographical data storage, QR code generation, Reduced registration time, Data retrieval via scanning

**Features:** macOS Compatibility

**In-app purchases:** none


### Camera Detector & Device Scan

[App page](https://appshunter.io/ios/app/camera-detector-and-device-scan/id6746411538)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Concealed Camera & Device Scan | $8.99 | per 7 days |
| Concealed Camera & Device Scan | $8.99 | per 7 days |
| Concealed Camera & Device Scan | $14.99 | per month |
| Concealed Camera & Device Scan | $15.99 | per month |
| Premium Access | $8.99 | one-time |


## Frequently asked questions

### Is PrerAp free?

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

### Is Camera Detector & Device Scan free?

Camera Detector & Device Scan is free to download, with in-app purchases available.

### Do PrerAp or Camera Detector & Device Scan have ads?

Camera Detector & Device Scan shows ads; PrerAp does not.

### Which is updated more often, PrerAp or Camera Detector & Device Scan?

PrerAp ships an update every 5 months, and Camera Detector & Device Scan every 6 days. Most recently, PrerAp was updated on October 7, 2026 and Camera Detector & Device Scan on October 4, 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.*