# Pipe Sizer vs Pump Go

The clearest difference is price: Pump Go at Free against Pipe Sizer's $0.99. Pump Go also leads on update cadence (every 2 months vs every 27 months). Pipe Sizer's advantage is in-app purchases (none vs 2). On ads, device support and iOS requirement there is nothing between them.

Pump Go is free to download; Pipe Sizer costs $0.99 up front. Pump Go sells 2 in-app purchases, starting at $14.99 per year. Pipe Sizer asks for nothing beyond the download.

Pipe Sizer ships an update every 27 months, Pump Go every 2 months. The most recent releases landed on October 11, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Pipe Sizer | Pump Go |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/pipe-sizer-water-pipe-sizing/id1576656624/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 1 MB | 23 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Wassim Murr](https://appshunter.io/developer/1474939474) | [Irving Josue Cortes Iturriaga](https://appshunter.io/developer/1750836580) |

## What reviewers say

### Pipe Sizer

[App page](https://appshunter.io/ios/app/pipe-sizer-water-pipe-sizing/id1576656624)

This utility app assists in selecting appropriate pipe diameters for water systems, supporting both pressure and gravity flow calculations. It offers automatic recommendations based on user-defined limits and incorporates multiple pipe materials and unit systems.

**Highlights:** Pressure pipe sizing, Gravity pipe sizing, Automatic pipe size recommendations, Multiple pipe material support, SI and Imperial units, Hazen-Williams and Manning equations

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

**In-app purchases:** none


### Pump Go

[App page](https://appshunter.io/ios/app/pump-go/id6745105179)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Subscription | $14.99 | per year |
| Pump Go Forever | $59.99 | one-time |


## Frequently asked questions

### Is Pipe Sizer free?

Pipe Sizer costs $0.99, with no in-app purchases.

### Is Pump Go free?

Pump Go is free to download, with in-app purchases available.

### Do Pipe Sizer or Pump Go have ads?

Neither Pipe Sizer nor Pump Go shows ads.

### Which is updated more often, Pipe Sizer or Pump Go?

Pipe Sizer ships an update every 27 months, and Pump Go every 2 months. Most recently, Pipe Sizer was updated on October 11, 2026 and Pump Go on September 27, 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.*