# Transitions Layouts vs Wire Size Calc

The clearest difference is price: Transitions Layouts at Free against Wire Size Calc's $0.99. Wire Size Calc's advantage is update cadence (every 2 days vs every 9 months) and iOS requirement (13.0 vs 15.6). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Transitions Layouts is free to download; Wire Size Calc costs $0.99 up front. Transitions Layouts sells 1 one-off in-app purchase and Wire Size Calc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Transitions Layouts against 5.0 for Wire Size Calc. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Transitions Layouts ships an update every 9 months, Wire Size Calc every 2 days. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Transitions Layouts | Wire Size Calc |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/transitions-layouts/id6757512792/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/wire-size-calc/id6763313160/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 2 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 47 MB | 34 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sachinbhai Surani](https://appshunter.io/developer/1838685550) | [Rizvan Adzhoian](https://appshunter.io/developer/1891746079) |

## What reviewers say

### Transitions Layouts

[App page](https://appshunter.io/ios/app/transitions-layouts/id6757512792)

This utility app generates precise layouts for various transition shapes used in fabrication and HVAC. It simplifies complex calculations for square-to-round, rectangular-to-round, and pyramid designs, reducing manual drafting and improving accuracy.

**Highlights:** Square to Round/Rectangular Layout, Round to Square/Rectangular Layout, Pyramid and Truncated Pyramid Layout, Multiple Joint Configurations, Flexible Line Divisions, Accurate Input Parameters

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $9.99 | one-time |


### Wire Size Calc

[App page](https://appshunter.io/ios/app/wire-size-calc/id6763313160)

Calculate the correct wire gauge for electrical circuits using official NEC ampacity tables and derating factors. Supports various load types, conductor materials, insulation, and installation methods. Works entirely offline for on-site use.

**Highlights:** NEC ampacity tables and derating factors, Continuous and non-continuous load sizing, Copper and aluminum conductor support, Multiple insulation types, Conduit and free air installation, Offline functionality, Voltage drop check

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $2.99 | one-time |


## Frequently asked questions

### Is Transitions Layouts free?

Transitions Layouts is free to download, with in-app purchases available.

### Is Wire Size Calc free?

Wire Size Calc costs $0.99, and also offers in-app purchases.

### Which has better reviews, Transitions Layouts or Wire Size Calc?

Transitions Layouts and Wire Size Calc are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Transitions Layouts or Wire Size Calc have ads?

Neither Transitions Layouts nor Wire Size Calc shows ads.

### Which is updated more often, Transitions Layouts or Wire Size Calc?

Transitions Layouts ships an update every 9 months, and Wire Size Calc every 2 days. Most recently, Transitions Layouts was updated on October 31, 2026 and Wire Size Calc on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*