# CSTAT SiteCheck vs Polycast Drain Designer

The clearest difference is update cadence: CSTAT SiteCheck at monthly against Polycast Drain Designer's every 16 months. Polycast Drain Designer's advantage is iOS requirement (9.0 vs 13.0). On price, rating, ratings volume 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.

On the App Store both sit at effectively the same score — 5.0 for CSTAT SiteCheck against 5.0 for Polycast Drain Designer. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

CSTAT SiteCheck ships an update monthly, Polycast Drain Designer every 16 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | CSTAT SiteCheck | Polycast Drain Designer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/cstat-sitecheck/id1182984962/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/polycast-drain-designer/id1499107187/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 16 months |
| Monetization | Free | Free |
| Size | 6 MB | 49 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Epicomm Technologies Ltd](https://appshunter.io/developer/329003909) | [Hubbell Inc](https://appshunter.io/developer/1263996930) |

## What reviewers say

### CSTAT SiteCheck

[App page](https://appshunter.io/ios/app/cstat-sitecheck/id1182984962)

This app streamlines environmental site inspections by providing a digital checklist. It helps summarize observations from due diligence inspections, allowing users to mark encountered items. A PDF report of the completed checklist can then be easily emailed.

**Highlights:** Digital environmental site inspection checklist, Summarize EDD inspection observations, Mark observed items, Generate PDF reports, Email checklist PDFs

**Features:** Vision Pro support

**In-app purchases:** none


### Polycast Drain Designer

[App page](https://appshunter.io/ios/app/polycast-drain-designer/id1499107187)

Easily design 600 and 700 series drain systems with this intuitive program. It guides you through the entire process, enabling the creation of drawings, bills of material, and project specifications.

**Highlights:** Step-by-step design process, Create drawings, Generate bill of materials, Produce project specifications, Supports 600 and 700 series drains

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CSTAT SiteCheck free?

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

### Is Polycast Drain Designer free?

Polycast Drain Designer is free to download, with no in-app purchases.

### Which has better reviews, CSTAT SiteCheck or Polycast Drain Designer?

CSTAT SiteCheck and Polycast Drain Designer are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do CSTAT SiteCheck or Polycast Drain Designer have ads?

Neither CSTAT SiteCheck nor Polycast Drain Designer shows ads.

### Which is updated more often, CSTAT SiteCheck or Polycast Drain Designer?

CSTAT SiteCheck ships an update monthly, and Polycast Drain Designer every 16 months. Most recently, CSTAT SiteCheck was updated on November 2, 2026 and Polycast Drain Designer 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.*