# Frequency Conversion vs Veiled Device Detector

The clearest difference is price: Veiled Device Detector at Free against Frequency Conversion's $2.99. Veiled Device Detector also leads on update cadence (every 4 days vs every 22 months). Frequency Conversion's advantage is in-app purchases (none vs 2) and ads (none vs shown). On iOS requirement there is nothing between them.

Veiled Device Detector is free to download; Frequency Conversion costs $2.99 up front. Veiled Device Detector sells 2 in-app purchases, starting at $7.99 per 7 days. Frequency Conversion asks for nothing beyond the download.

Frequency Conversion ships an update every 22 months, Veiled Device Detector every 4 days. Both last shipped on September 11, 2026.

## The numbers

| Metric | Frequency Conversion | Veiled Device Detector |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 22 months | **Every 4 days** |
| Size | 2 MB | 56 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Heng Jia Liang](https://appshunter.io/developer/1532000635) | [Eva Perry](https://appshunter.io/developer/1826548062) |

## What reviewers say

### Frequency Conversion

[App page](https://appshunter.io/ios/app/frequency-conversion/id6444392460)

**Features:** macOS Compatibility

**In-app purchases:** none


### Veiled Device Detector

[App page](https://appshunter.io/ios/app/veiled-device-detector-anti/id6748609334)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Veiled Device Detector - Anti | $7.99 | per 7 days |
| Veiled Device Detector - Anti | $8.99 | per 7 days |


## Frequently asked questions

### Is Frequency Conversion free?

Frequency Conversion costs $2.99, with no in-app purchases.

### Is Veiled Device Detector free?

Veiled Device Detector is free to download, with in-app purchases available.

### Do Frequency Conversion or Veiled Device Detector have ads?

Veiled Device Detector shows ads; Frequency Conversion does not.

### Which is updated more often, Frequency Conversion or Veiled Device Detector?

Frequency Conversion ships an update every 22 months, and Veiled Device Detector every 4 days. Most recently, Frequency Conversion was updated on September 11, 2026 and Veiled Device Detector on September 11, 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.*