# ShakeoutPro vs Stair Calculator

The clearest difference is in-app purchases: ShakeoutPro at none against Stair Calculator's 2. ShakeoutPro also leads on update cadence (monthly vs every 3 months) and iOS requirement (13.0 vs 15.0). Stair Calculator's advantage is ratings volume (740 vs 5). On price, rating, ads and device support there is nothing between them.

Both are free to download. Stair Calculator sells 2 in-app purchases, starting at $9.99 per year. ShakeoutPro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.2 for ShakeoutPro against 4.1 for Stair Calculator. That said, the two scores are not equally well evidenced: Stair Calculator has 740 ratings behind it against 5, so its average is the more settled of the two.

ShakeoutPro ships an update monthly, Stair Calculator every 3 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ShakeoutPro | Stair Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/shakeoutpro/id1216381550/reviews)** | [4.1 (740 ratings)](https://appshunter.io/ios/app/stair-calculator-construction/id1493037366/reviews) |
| Number of ratings | 5 | **740** |
| Positive reviews | — | 21.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 41 MB | 1 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nucor Corporation](https://appshunter.io/developer/1216381549) | [Phan Nhat Đang](https://appshunter.io/developer/1437390098) |

## What reviewers say

### ShakeoutPro

[App page](https://appshunter.io/ios/app/shakeoutpro/id1216381550)

This app helps builders and erectors efficiently unload and stage steel at job sites. It uses your device's camera to scan part barcodes, displaying their location on a BIM model and guiding optimal staging for maximum efficiency.

**Highlights:** Barcode scanning for steel parts, BIM model integration, On-site part location display, Optimized staging guidance, No additional equipment needed, Easy to master interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Stair Calculator

[App page](https://appshunter.io/ios/app/stair-calculator-construction/id1493037366)

This app calculates essential parameters for stair construction, offering flexibility in input and providing multiple step set options. It supports various units and allows results to be easily copied.

**Highlights:** Calculate stair construction parameters, Flexible input for Run or Total Run, Determine largest and smallest step sets, Support for various units, Copy results to clipboard

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Premium Package | $9.99 | per year |
| Unlock all features | $5.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Helpful information
- 🚀 Provides useful calculations

**What reviewers complain about**

- 🐛 Doesn't work as expected
- 🔒 No way to cancel subscription
- 🔒 Difficult to cancel trial
- 🤬 Obnoxious ads
- 🤬 Misleading as a learning tool

**Reported bugs**

- Subscription numbers don't add up
- Doesn't provide promised features after purchase

**Requested features**

- Option to uninstall app
- Ability to calculate run based on rise and landing space
- Provide more detailed diagrams and visuals


## Frequently asked questions

### Is ShakeoutPro free?

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

### Is Stair Calculator free?

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

### Which has better reviews, ShakeoutPro or Stair Calculator?

ShakeoutPro is rated higher. ShakeoutPro averages 4.2 out of 5 from 5 ratings, while Stair Calculator averages 4.1 from 740 ratings.

### Do ShakeoutPro or Stair Calculator have ads?

Neither ShakeoutPro nor Stair Calculator shows ads.

### Which is updated more often, ShakeoutPro or Stair Calculator?

ShakeoutPro ships an update monthly, and Stair Calculator every 3 months. Most recently, ShakeoutPro was updated on November 2, 2026 and Stair Calculator on November 3, 2026.

---

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