# Piping Base Elbow Layout Calc vs Ocion

The clearest difference is price: Ocion at Free against Piping Base Elbow Layout Calc's $4.99. Ocion also leads on update cadence (fortnightly vs every 6 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Ocion is free to download; Piping Base Elbow Layout Calc costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Piping Base Elbow Layout Calc ships an update every 6 months, Ocion fortnightly. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Piping Base Elbow Layout Calc | Ocion |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/piping-base-elbow-layout-calc/id537390779/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Fortnightly** |
| Monetization | Paid | — |
| Size | 1 MB | 27 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jean-Paul Lanaux](https://appshunter.io/developer/306486995) | [Ocion Water Sciences Inc.](https://appshunter.io/developer/1566008305) |

## What reviewers say

### Piping Base Elbow Layout Calc

[App page](https://appshunter.io/ios/app/piping-base-elbow-layout-calc/id537390779)

This app calculates precise layout dimensions for pipe intersections, generating full-size pattern templates for accurate cuts. It supports various pipe and elbow sizes, wall thicknesses, and output configurations, eliminating the need for traditional reference books or complex calculations.

**Highlights:** Calculates layout dimensions for pipe intersections, Generates full-size pattern templates, Supports various pipe and elbow sizes, Considers pipe wall thickness, Outputs for different printer sizes, Provides imperial and metric units, Allows adjustable cut line accuracy

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

**In-app purchases:** none


### Ocion

[App page](https://appshunter.io/ios/app/ocion/id1566008303)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Piping Base Elbow Layout Calc free?

Piping Base Elbow Layout Calc costs $4.99, with no in-app purchases.

### Is Ocion free?

Ocion is free to download, with no in-app purchases.

### Do Piping Base Elbow Layout Calc or Ocion have ads?

Neither Piping Base Elbow Layout Calc nor Ocion shows ads.

### Which is updated more often, Piping Base Elbow Layout Calc or Ocion?

Piping Base Elbow Layout Calc ships an update every 6 months, and Ocion fortnightly. Most recently, Piping Base Elbow Layout Calc was updated on November 6, 2026 and Ocion on October 30, 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.*