# Pipe Sizer vs Pump Calculator

The clearest difference is review sentiment: Pipe Sizer at 100% against Pump Calculator's 0%. Pipe Sizer also leads on rating (4.8 vs 1.0) and update cadence (every 17 months vs every 41 months). Pump Calculator's advantage is price ($2.99 vs $12.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Pipe Sizer costs $12.99 and Pump Calculator $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pipe Sizer holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: Pipe Sizer has 10 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of Pipe Sizer's written reviews are positive against 0% of Pump Calculator's.

Pipe Sizer ships an update every 17 months, Pump Calculator every 41 months. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Pipe Sizer | Pump Calculator |
| --- | --- | --- |
| Price | $12.99 | **$2.99** |
| Rating | **[4.8 (10 ratings)](https://appshunter.io/ios/app/pipe-sizer-water/id1316033381/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/pump-calculator/id1487084383/reviews) |
| Number of ratings | **10** | 1 |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 17 months** | Every 41 months |
| Monetization | Paid | Paid |
| Size | 2 MB | 1 MB |
| Requires iOS | 16.6 | **16.1** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pheinex, LLC](https://appshunter.io/developer/996932317) | [Imran Pinjara](https://appshunter.io/developer/1484488781) |

## What reviewers say

### Pipe Sizer

[App page](https://appshunter.io/ios/app/pipe-sizer-water/id1316033381)

This app helps water piping system engineers and designers quickly and accurately design and analyze piping systems. It offers direct input for flow, friction, or velocity, with live calculation updates and support for various units and pipe materials.

**Highlights:** Quickly size new piping systems, Analyze existing piping systems, Direct input for flow, friction, or velocity, Live calculation updates, Supports SI and IP units, Works with steel, copper, and PVC pipes, Includes fluid data for water and glycols

**Features:** Vision Pro support

**In-app purchases:** none


### Pump Calculator

[App page](https://appshunter.io/ios/app/pump-calculator/id1487084383)

Calculate pump power requirements quickly and easily. This utility app features calculators for pump power, flow rate, and head, based on centrifugal pump principles. It's designed for engineers needing to determine hydraulic, shaft, and motor power.

**Highlights:** Pump Power Calculator, Pump Flow Rate Calculator, Pump Head Calculator, Hydraulic Power Calculation, Shaft Power Calculation, Motor Power Calculation

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

**In-app purchases:** none


## Frequently asked questions

### Is Pipe Sizer free?

Pipe Sizer costs $12.99, with no in-app purchases.

### Is Pump Calculator free?

Pump Calculator costs $2.99, with no in-app purchases.

### Which has better reviews, Pipe Sizer or Pump Calculator?

Pipe Sizer is rated higher. Pipe Sizer averages 4.8 out of 5 from 10 ratings, while Pump Calculator averages 1.0 from 1 ratings.

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

Neither Pipe Sizer nor Pump Calculator shows ads.

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

Pipe Sizer ships an update every 17 months, and Pump Calculator every 41 months. Most recently, Pipe Sizer was updated on October 7, 2026 and Pump Calculator on October 1, 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.*