# Trade Calculator vs Constructive Calculator

The clearest difference is iOS requirement: Constructive Calculator at 16.0 against Trade Calculator's 18.0. On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Trade Calculator against 5.0 for Constructive Calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Trade Calculator | Constructive Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/trade-calculator-sheet-metal/id6758922258/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/constructive-calculator/id6778157421/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 8 days |
| Monetization | Free | Free |
| Size | 13 MB | 1 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Lutterloh](https://appshunter.io/developer/1875780465) | [Dmitriy Mayorov](https://appshunter.io/developer/6778157423) |

## What reviewers say

### Trade Calculator

[App page](https://appshunter.io/ios/app/trade-calculator-sheet-metal/id6758922258)

This tool simplifies complex calculations for construction and HVAC professionals. It handles feet-inches-fractions arithmetic, trigonometric functions, and specialized trade calculations like rafters and duct sizing. Works offline without ads or subscriptions.

**Highlights:** Feet-inches-fractions arithmetic, Adjustable fraction precision, Scientific and trigonometric functions, Construction trade calculations, HVAC duct sizing (Imperial/SI), Offline functionality

**Features:** macOS Compatibility

**In-app purchases:** none


### Constructive Calculator

[App page](https://appshunter.io/ios/app/constructive-calculator/id6778157421)

This calculator performs calculations with arbitrary precision, avoiding rounding errors common in standard calculators. It provides an extensive scientific keypad and can display an unlimited number of digits for exact results.

**Highlights:** Arbitrary-precision calculations, Unlimited digit display, Scientific keypad, Exact results for large numbers, Running tape of calculations, Locale-aware digit grouping

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trade Calculator free?

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

### Is Constructive Calculator free?

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

### Which has better reviews, Trade Calculator or Constructive Calculator?

Trade Calculator and Constructive Calculator are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Trade Calculator or Constructive Calculator have ads?

Neither Trade Calculator nor Constructive Calculator shows ads.

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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.*