# Passify vs Spyf

The clearest difference is ads: Passify at none against Spyf's shown. Passify also leads on update cadence (monthly vs every 5 months). Spyf's advantage is iOS requirement (16.0 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Passify sells 5 one-off in-app purchases and Spyf sells 4 in-app purchases, starting at $8.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Passify ships an update monthly, Spyf every 5 months. The most recent releases landed on October 30, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Passify | Spyf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/spyf-hidden-device-detector/id6747833847/reviews)** |
| Number of ratings | — | **6** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | — | Free with in-app purchases |
| Size | 18 MB | 49 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Blank Cheque Tech Inc.](https://appshunter.io/developer/1701333856) | [Sarah Davis](https://appshunter.io/developer/1823043379) |

## What reviewers say

### Passify

[App page](https://appshunter.io/ios/app/passify/id6458591707)

**Features:** Apple Wallet

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Token | $0.29 | one-time |
| 5 Tokens | $1.95 | one-time |
| 10 Tokens | $2.99 | one-time |
| 20 Tokens | $3.99 | one-time |
| Custom Signing | $9.99 | one-time |


### Spyf

[App page](https://appshunter.io/ios/app/spyf-hidden-device-detector/id6747833847)

Scan your surroundings for wireless activity and hidden electronics. Detect nearby Wi-Fi and Bluetooth devices, and use your phone's camera for infrared scanning to enhance privacy in public spaces. Review scan history to track changes over time.

**Highlights:** Wi-Fi and Bluetooth scanning, Infrared scanning with phone camera, Real-time monitoring, Device history and saved results, Ad-free Pro experience, IP tracking

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hidden Device Detector App · | $8.99 | per 7 days |
| Hidden Device Detector App · | $8.99 | per 7 days |
| Hidden Device Detector App · | $14.99 | per month |
| Hidden Device Detector App · | $15.99 | per month |


## Frequently asked questions

### Is Passify free?

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

### Is Spyf free?

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

### Do Passify or Spyf have ads?

Spyf shows ads; Passify does not.

### Which is updated more often, Passify or Spyf?

Passify ships an update monthly, and Spyf every 5 months. Most recently, Passify was updated on October 30, 2026 and Spyf on October 7, 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.*