# RT Notifier vs GARDiS

The clearest difference is update cadence: GARDiS at monthly against RT Notifier's every 31 months. RT Notifier's advantage is iOS requirement (16.6 vs 18.6). On price, ads, in-app purchases and device support there is nothing between them.

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

RT Notifier ships an update every 31 months, GARDiS monthly. The most recent releases landed on June 4, 2026 and May 18, 2026 respectively.

## The numbers

| Metric | RT Notifier | GARDiS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 31 months | **Monthly** |
| Monetization | Free | — |
| Size | 35 MB | 5 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Road Tech Computer Systems Ltd.](https://appshunter.io/developer/740517139) | [Time and Data Systems International Limited](https://appshunter.io/developer/1614831136) |

## What reviewers say

### RT Notifier

[App page](https://appshunter.io/ios/app/rt-notifier/id1497682322)

This companion app delivers notifications for users of specific Road Tech products and services. Stay informed about important updates and alerts related to your Road Tech solutions.

**Highlights:** Receive notifications, Companion app, Supports Road Tech products, Business alerts, Service updates

**Features:** macOS Compatibility

**In-app purchases:** none


### GARDiS

[App page](https://appshunter.io/ios/app/gardis/id1614831134)

**In-app purchases:** none


## Frequently asked questions

### Is RT Notifier free?

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

### Is GARDiS free?

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

### Do RT Notifier or GARDiS have ads?

Neither RT Notifier nor GARDiS shows ads.

### Which is updated more often, RT Notifier or GARDiS?

RT Notifier ships an update every 31 months, and GARDiS monthly. Most recently, RT Notifier was updated on June 4, 2026 and GARDiS on May 18, 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.*