# KastleAlert vs API Alerts

The clearest difference is ratings volume: API Alerts at 4 against KastleAlert's 1. KastleAlert's advantage is iOS requirement (11.0 vs 16.0). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for KastleAlert against 5.0 for API Alerts. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

## The numbers

| Metric | KastleAlert | API Alerts |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/kastlealert/id1669198136/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/api-alerts/id6476410789/reviews) |
| Number of ratings | 1 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Free | Free |
| Size | 76 MB | 54 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kastle Systems](https://appshunter.io/developer/1061078658) | [Jared Hall](https://appshunter.io/developer/1344171627) |

## What reviewers say

### KastleAlert

[App page](https://appshunter.io/ios/app/kastlealert/id1669198136)

This tool facilitates real-time, two-way emergency communication for businesses and their employees. It allows for immediate office alerts and provides live safety updates and location status during critical events.

**Highlights:** Two-way real-time communication, Emergency office alerts, Real-time safety updates, Location status during emergencies, Managed by system administrator

**Features:** macOS Compatibility

**In-app purchases:** none


### API Alerts

[App page](https://appshunter.io/ios/app/api-alerts/id6476410789)

Receive real-time notifications for critical project events, from new users and payments to server health. Customize alerts to focus on what matters most and stay connected across devices for instant updates.

**Highlights:** Real-time event notifications, Track successes and errors, Customizable alerts, Cross-device connectivity, Integrate with automation tools

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KastleAlert free?

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

### Is API Alerts free?

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

### Which has better reviews, KastleAlert or API Alerts?

KastleAlert and API Alerts are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do KastleAlert or API Alerts have ads?

Neither KastleAlert nor API Alerts shows ads.

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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.*