# MDSS vs cyclonePORT

The clearest difference is rating: MDSS at 2.6 against cyclonePORT's 2.1. MDSS also leads on review sentiment (11% vs 0%). cyclonePORT's advantage is iOS requirement (12.0 vs 16.4). On price, ratings volume, update cadence and ads there is nothing between them.

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

MDSS holds the better App Store score, 2.6 against 2.1. Both are backed by a comparable volume of ratings — 20 and 16 respectively. Written reviews point the same way: 11% of MDSS's written reviews are positive against 0% of cyclonePORT's.

MDSS ships an update every 6 weeks, cyclonePORT every 3 months. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | MDSS | cyclonePORT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.6 (20 ratings)](https://appshunter.io/ios/app/mdss/id663910124/reviews)** | [2.1 (16 ratings)](https://appshunter.io/ios/app/cycloneport/id6449438369/reviews) |
| Number of ratings | **20** | 16 |
| Positive reviews | **11.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 81 MB | 35 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DTN, LLC](https://appshunter.io/developer/404268542) | [SDS Weather LLC](https://appshunter.io/developer/1727853866) |

## What reviewers say

### MDSS

[App page](https://appshunter.io/ios/app/mdss/id663910124)

This app provides mobile access to winter maintenance decision support for transportation agencies. It offers route-specific recommendations, weather and pavement forecasts, and observational data. Access is restricted to preauthorized users.

**Highlights:** Route-specific winter maintenance recommendations, Weather and pavement forecasts, FAA/NWS and RWIS observations, Weather maps, Camera images

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

**In-app purchases:** none


### cyclonePORT

[App page](https://appshunter.io/ios/app/cycloneport/id6449438369)

This application provides advanced weather data for professionals and enthusiasts. It offers high-resolution radar, lightning detection, storm reports, and various forecast models. Users can customize maps, track storms, and share animations.

**Highlights:** High-resolution radar and satellite data, Lightning detection and animation, 24-hour storm reports, Model data with contours (HRRR, NAM, GFS, ECMWF), Severe weather alerts with sound, Customizable maps and locations, Share radar animations as GIF/video

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is MDSS free?

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

### Is cyclonePORT free?

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

### Which has better reviews, MDSS or cyclonePORT?

MDSS is rated higher. MDSS averages 2.6 out of 5 from 20 ratings, while cyclonePORT averages 2.1 from 16 ratings.

### Do MDSS or cyclonePORT have ads?

Neither MDSS nor cyclonePORT shows ads.

### Which is updated more often, MDSS or cyclonePORT?

MDSS ships an update every 6 weeks, and cyclonePORT every 3 months. Most recently, MDSS was updated on October 21, 2026 and cyclonePORT on October 11, 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.*