# VZRscada vs CoStream

The clearest difference is update cadence: CoStream at every 5 months against VZRscada's every 23 months. VZRscada's advantage is iOS requirement (13.0 vs 16.6). 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.

VZRscada ships an update every 23 months, CoStream every 5 months. The most recent releases landed on September 23, 2026 and August 29, 2026 respectively.

## The numbers

| Metric | VZRscada | CoStream |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/costream/id6478695372/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 5 months** |
| Monetization | — | Free |
| Size | 1 MB | 2 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Martz Technologies, Inc.](https://appshunter.io/developer/1508350950) | [CoStream Technologies, Inc.](https://appshunter.io/developer/1733675993) |

## What reviewers say

### VZRscada

[App page](https://appshunter.io/ios/app/vzrscada/id1508350951)

**Features:** macOS Compatibility

**In-app purchases:** none


### CoStream

[App page](https://appshunter.io/ios/app/costream/id6478695372)

This app offers water system operators and administrators tools for security, monitoring, and optimization. It allows real-time system status checks, compliance report generation, and troubleshooting directly from a mobile device.

**Highlights:** Real-time system monitoring, Compliance reporting, System troubleshooting, Enhanced infrastructure management, Security features

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is VZRscada free?

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

### Is CoStream free?

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

### Do VZRscada or CoStream have ads?

Neither VZRscada nor CoStream shows ads.

### Which is updated more often, VZRscada or CoStream?

VZRscada ships an update every 23 months, and CoStream every 5 months. Most recently, VZRscada was updated on September 23, 2026 and CoStream on August 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.*