# Sewer Pipe Calculator vs Fall Check

The clearest difference is iOS requirement: Fall Check at 13.0 against Sewer Pipe Calculator's 15.1. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sewer Pipe Calculator sells 3 one-off in-app purchases and Fall Check sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Sewer Pipe Calculator | Fall Check |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | — |
| Size | 31 MB | 33 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Transparent Blue Water LLC](https://appshunter.io/developer/1847968351) | [Stefanus van de Wetering](https://appshunter.io/developer/1883002799) |

## What reviewers say

### Sewer Pipe Calculator

[App page](https://appshunter.io/ios/app/sewer-pipe-calculator/id6758410223)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SewerCalc Pro | $2.99 | one-time |
| Structures Pack | $3.99 | one-time |
| Sewer Designer | $7.99 | one-time |


### Fall Check

[App page](https://appshunter.io/ios/app/fall-check-pipe-slope-tool/id6780606564)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fall Check Pro | $1.99 | one-time |


## Frequently asked questions

### Is Sewer Pipe Calculator free?

Sewer Pipe Calculator is free to download, with in-app purchases available.

### Is Fall Check free?

Fall Check is free to download, with in-app purchases available.

### Do Sewer Pipe Calculator or Fall Check have ads?

Neither Sewer Pipe Calculator nor Fall Check shows ads.

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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.*