# Panic Alarm System vs KeyPass

The clearest difference is in-app purchases: Panic Alarm System at none against KeyPass's 3. Panic Alarm System also leads on update cadence (every 9 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. KeyPass sells 3 in-app purchases, starting at $6.99 per month. Panic Alarm System asks for nothing beyond the download.

Panic Alarm System ships an update every 9 days, KeyPass every 2 months. The most recent releases landed on November 8, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Panic Alarm System | KeyPass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (15 ratings)](https://appshunter.io/ios/app/keypass-passkeys-and-passwords/id6633411457/reviews)** |
| Number of ratings | — | **15** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | — | Freemium |
| Size | 35 MB | 28 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PHCC](https://appshunter.io/developer/1268503629) | [Martian Technologies](https://appshunter.io/developer/934072432) |

## What reviewers say

### Panic Alarm System

[App page](https://appshunter.io/ios/app/panic-alarm-system/id6618140991)

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

**In-app purchases:** none


### KeyPass

[App page](https://appshunter.io/ios/app/keypass-passkeys-and-passwords/id6633411457)

This app securely stores passwords and manages two-factor authentication codes. It also features a QR code scanner and generator for various information types, enhancing digital security and convenience.

**Highlights:** Password management, 2FA authenticator, QR code scanning, QR code generation, Encrypted vault, Secure sharing

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Unlimited Plan | $6.99 | per month |
| Yearly Unlimited Plan | $69.99 | per year |
| Lifetime Subscription | $189.00 | one-time |


## Frequently asked questions

### Is Panic Alarm System free?

Panic Alarm System is free to download, with no in-app purchases.

### Is KeyPass free?

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

### Do Panic Alarm System or KeyPass have ads?

Neither Panic Alarm System nor KeyPass shows ads.

### Which is updated more often, Panic Alarm System or KeyPass?

Panic Alarm System ships an update every 9 days, and KeyPass every 2 months. Most recently, Panic Alarm System was updated on November 8, 2026 and KeyPass on November 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.*