# Pipe Sizing vs Imperial Converter

The clearest difference is price: Imperial Converter at $1.00 against Pipe Sizing's $3.99. Imperial Converter also leads on update cadence (every 2 days vs every 4 days). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Pipe Sizing costs $3.99 and Imperial Converter $1.00 up front. Neither carries in-app purchases, so what you see is what you pay.

Pipe Sizing ships an update every 4 days, Imperial Converter every 2 days. The most recent releases landed on November 12, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Pipe Sizing | Imperial Converter |
| --- | --- | --- |
| Price | $3.99 | **$1.00** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 2 days** |
| Size | 22 MB | 1 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Irving Josue Cortes Iturriaga](https://appshunter.io/developer/1750836580) | [Aleksandr Skorniakov](https://appshunter.io/developer/1806965176) |

## What reviewers say

### Pipe Sizing

[App page](https://appshunter.io/ios/app/pipe-sizing/id6738522817)

**Features:** Vision Pro support

**In-app purchases:** none


### Imperial Converter

[App page](https://appshunter.io/ios/app/imperial-converter/id6744301267)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pipe Sizing free?

Pipe Sizing costs $3.99, with no in-app purchases.

### Is Imperial Converter free?

Imperial Converter costs $1.00, with no in-app purchases.

### Do Pipe Sizing or Imperial Converter have ads?

Neither Pipe Sizing nor Imperial Converter shows ads.

### Which is updated more often, Pipe Sizing or Imperial Converter?

Pipe Sizing ships an update every 4 days, and Imperial Converter every 2 days. Most recently, Pipe Sizing was updated on November 12, 2026 and Imperial Converter on November 8, 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.*