# X500 Alarm vs iRelayChat

The clearest difference is price: X500 Alarm at Free against iRelayChat's $0.99. X500 Alarm also leads on iOS requirement (7.0 vs 26.0). iRelayChat's advantage is update cadence (every 2 weeks vs every 3 months). On ads, in-app purchases and device support there is nothing between them.

X500 Alarm is free to download; iRelayChat costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

X500 Alarm ships an update every 3 months, iRelayChat every 2 weeks. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | X500 Alarm | iRelayChat |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[1.5 (2 ratings)](https://appshunter.io/ios/app/irelaychat/id965945810/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | **Free** | Paid |
| Size | 90 MB | 4 MB |
| Requires iOS | **7.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DreamCatcher IoT Technology Ltd](https://appshunter.io/developer/1527220782) | [PYMBLE SOFTWARE PTY LTD](https://appshunter.io/developer/553990081) |

## What reviewers say

### X500 Alarm

[App page](https://appshunter.io/ios/app/x500-alarm/id896073690)

This app controls a wireless GSM alarm system for homes and businesses. It allows arming/disarming via phone calls or SMS, supports multiple users, and provides remote control and firmware upgrades. The system includes a loud siren and standby power.

**Highlights:** Remote arm/disarm via app, Control via free phone call/SMS, Supports multiple users/systems, Built-in 95dB siren, Exit and entry delay support, Remote firmware upgrades

**In-app purchases:** none


### iRelayChat

[App page](https://appshunter.io/ios/app/irelaychat/id965945810)

Experience IRC with a fast, clean, and distraction-free client. This app offers a completely rebuilt interface with native iOS design, customizable themes, and robust IRC features like SSL/TLS encryption and multiple channel support. Connect to any IRC network with a privacy-focused approach.

**Highlights:** Completely rebuilt in Swift and SwiftUI, Native iOS design with smooth animations, SSL/TLS encryption support, Multiple channel support, Customizable colors and themes, Connect to any IRC network, Privacy-focused with no data collection

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

**In-app purchases:** none


## Frequently asked questions

### Is X500 Alarm free?

X500 Alarm is free to download, with no in-app purchases.

### Is iRelayChat free?

iRelayChat costs $0.99, with no in-app purchases.

### Do X500 Alarm or iRelayChat have ads?

Neither X500 Alarm nor iRelayChat shows ads.

### Which is updated more often, X500 Alarm or iRelayChat?

X500 Alarm ships an update every 3 months, and iRelayChat every 2 weeks. Most recently, X500 Alarm was updated on November 1, 2026 and iRelayChat on October 29, 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.*