# Omnilert vs Flash RTC

The clearest difference is review sentiment: Flash RTC at 100% against Omnilert's 25%. Flash RTC also leads on rating (5.0 vs 3.9) and update cadence (every 2 weeks vs every 2 months). Omnilert's advantage is ratings volume (14 vs 2) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Flash RTC holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Omnilert has 14 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 25% of Omnilert's written reviews are positive against 100% of Flash RTC's.

Omnilert ships an update every 2 months, Flash RTC every 2 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Omnilert | Flash RTC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (14 ratings)](https://appshunter.io/ios/app/omnilert/id1472552124/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/flash-rtc/id1493432117/reviews)** |
| Number of ratings | **14** | 2 |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 46 MB | 42 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Omnilert, LLC](https://appshunter.io/developer/951398045) | [TPCM-USA](https://appshunter.io/developer/1493432116) |

## What reviewers say

### Omnilert

[App page](https://appshunter.io/ios/app/omnilert/id1472552124)

Receive critical alerts and access safety resources for your organization. Report incidents, send tips, and respond to emergencies with real-time information. Designed for subscriber safety and organizational communication.

**Highlights:** Instant critical message notifications, Panic button for immediate help, Send tips and report safety issues, Real-time incident response, Access to organizational safety resources, Customizable welcome messages

**Features:** macOS Compatibility

**In-app purchases:** none


### Flash RTC

[App page](https://appshunter.io/ios/app/flash-rtc/id1493432117)

This app provides a secure platform for businesses to manage critical events and ensure team continuity. It offers encrypted communication, emergency checklists, and push notifications to keep teams safe and informed during crises.

**Highlights:** Secure messaging and video conferencing, Emergency checklists, Team organization, Document library, Push notifications and roll-call alerts, Training simulations

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Omnilert free?

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

### Is Flash RTC free?

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

### Which has better reviews, Omnilert or Flash RTC?

Flash RTC is rated higher. Omnilert averages 3.9 out of 5 from 14 ratings, while Flash RTC averages 5.0 from 2 ratings.

### Do Omnilert or Flash RTC have ads?

Neither Omnilert nor Flash RTC shows ads.

### Which is updated more often, Omnilert or Flash RTC?

Omnilert ships an update every 2 months, and Flash RTC every 2 weeks. Most recently, Omnilert was updated on November 3, 2026 and Flash RTC on November 3, 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.*