# STRUCT Construction Calculator vs CutOnce

The clearest difference is in-app purchases: STRUCT Construction Calculator at none against CutOnce's 1. STRUCT Construction Calculator also leads on iOS requirement (13.0 vs 17.0). CutOnce's advantage is update cadence (every 9 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. CutOnce sells 1 one-off in-app purchase. STRUCT Construction Calculator asks for nothing beyond the download.

STRUCT Construction Calculator ships an update every 4 months, CutOnce every 9 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | STRUCT Construction Calculator | CutOnce |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/cutonce-builders-calculator/id6761668958/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 9 days** |
| Monetization | — | Free |
| Size | 16 MB | 14 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MOBILEXAPPS MB](https://appshunter.io/developer/1685170475) | [Verik Labs LLC](https://appshunter.io/developer/1890748691) |

## What reviewers say

### STRUCT Construction Calculator

[App page](https://appshunter.io/ios/app/struct-construction-calculator/id6758335610)

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

**In-app purchases:** none


### CutOnce

[App page](https://appshunter.io/ios/app/cutonce-builders-calculator/id6761668958)

This app provides essential jobsite calculations for contractors and builders, including stair and rafter plans, feet-inch-fraction math, and right triangle solutions. Generate detailed PDF plans offline and export them for shop use or sharing with your crew.

**Highlights:** Stair and rafter PDF plan generation, Offline jobsite calculations, Feet-inch-fraction math, Right angle triangle solver, Board feet and concrete estimates, Live, zoomable diagrams

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access: All Calculators | $19.99 | one-time |


## Frequently asked questions

### Is STRUCT Construction Calculator free?

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

### Is CutOnce free?

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

### Do STRUCT Construction Calculator or CutOnce have ads?

Neither STRUCT Construction Calculator nor CutOnce shows ads.

### Which is updated more often, STRUCT Construction Calculator or CutOnce?

STRUCT Construction Calculator ships an update every 4 months, and CutOnce every 9 days. Most recently, STRUCT Construction Calculator was updated on October 25, 2026 and CutOnce on October 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.*