Pipe Sizing vs Imperial Converter
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Pipe Sizing
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Pipe Sizing is an intuitive and capable utility for engineers, technicians, and students who need to determine optimal pipe dimensions. Calculate pipe sizes effortlessly based on volumetric flow, mass, density, volume, time, or flow rateβperfect for quick estimations or more refined scenarios. After selecting an initial diameter, you can instantly recalculate fluid velocity at a fixed flow or adjust the flow rate for a defined velocity. With Pipe Sizing, you can run quick calculations for a single pipe or build a collection of pipes for a specific project, making it easy to scale from simple setups to more complete designs. Designed for both macOS and iOS, this app supports a wide array of languages and requires no data collection. Whether you're doing simple sizing tasks or managing multiple pipes in a project, Pipe Sizing streamlines your workflow, ensures consistency, and helps you document your design choices.
Imperial Converter
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This app converts imperial and metric units quickly and clearly. Length and weight are calculated instantly as you type, without switching screens or modes. Supports miles, kilometers, feet, inches, yards, kilograms, pounds, ounces, stones and tons. Interface is simple, offline, and available in multiple languages including Chinese (Traditional).
Screenshots
Verdict
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.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
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.
| Parameter | Pipe Sizing | Imperial Converter |
|---|---|---|
| Price | $3.99 | $1.00 β better |
| Update frequency | Every 4 days | Every 2 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, Mac β better | iPhone, iPad |
| Requires iOS | 17.0 β better | 17.6 |
| Further details β not scored | ||
| Size | 22 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Irving Josue Cortes Iturriaga | Aleksandr Skorniakov |
In-app purchases
Pipe Sizing
No in-app purchases
Imperial Converter
No in-app purchases





