# SteelSolve vs Construction Calculator@

The clearest difference is update cadence: SteelSolve at monthly against Construction Calculator@'s every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SteelSolve sells 1 one-off in-app purchase and Construction Calculator@ sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

SteelSolve ships an update monthly, Construction Calculator@ every 4 months. The most recent releases landed on September 19, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | SteelSolve | Construction Calculator@ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/steelsolve/id6758196732/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free | — |
| Size | 13 MB | 44 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Heber Harker](https://appshunter.io/developer/1871382194) | [Lxmob LLC](https://appshunter.io/developer/1895287124) |

## What reviewers say

### SteelSolve

[App page](https://appshunter.io/ios/app/steelsolve/id6758196732)

This app simplifies complex calculations for construction professionals. It supports various units, allows for easy expression editing, and provides instant results as you type. Features include built-in functions for rise, run, diagonal, and slope, along with estimating capabilities.

**Highlights:** Feet, Inch, and Fraction Input, Unit Assignment and Conversion, Full Expression Editing, Instant Results as You Type, History Tape for Previous Entries, Rise, Run, Diagonal, and Slope Functions, Estimating Functions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Custom | $12.99 | one-time |


### Construction Calculator@

[App page](https://appshunter.io/ios/app/construction-calculator/id6764114412)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Construction Cal PRO | $7.99 | per month |
| Construction Cal PRO | $39.99 | per year |
| Construction Cal PRO | $49.99 | one-time |


## Frequently asked questions

### Is SteelSolve free?

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

### Is Construction Calculator@ free?

Construction Calculator@ is free to download, with in-app purchases available.

### Do SteelSolve or Construction Calculator@ have ads?

Neither SteelSolve nor Construction Calculator@ shows ads.

### Which is updated more often, SteelSolve or Construction Calculator@?

SteelSolve ships an update monthly, and Construction Calculator@ every 4 months. Most recently, SteelSolve was updated on September 19, 2026 and Construction Calculator@ on September 24, 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.*