# Carpenter Square & Stair Calc vs EasyAuthenticator

The clearest difference is price: EasyAuthenticator at Free against Carpenter Square & Stair Calc's $1.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

EasyAuthenticator is free to download; Carpenter Square & Stair Calc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Carpenter Square & Stair Calc | EasyAuthenticator |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.6 (57 ratings)](https://appshunter.io/ios/app/carpenter-square-and-stair-calc/id1305126201/reviews)** | — |
| Number of ratings | **57** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | — |
| Monetization | Paid | — |
| Size | 1 MB | 2 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Red Shepard](https://appshunter.io/developer/1147262242) | [Feng Xu](https://appshunter.io/developer/1320584044) |

## What reviewers say

### Carpenter Square & Stair Calc

[App page](https://appshunter.io/ios/app/carpenter-square-and-stair-calc/id1305126201)

This app provides three essential construction tools: a corner squaring calculator using the Pythagorean theorem, a comprehensive stair calculator with building code support, and a digital bubble level. It allows direct input from tape measures in feet, inches, and sixteenths, simplifying calculations for framing and layout.

**Highlights:** Corner squaring calculator, Stair calculator with code support, Digital bubble level, Direct tape measure input (feet, inches, sixteenths), Visual diagrams for calculations, Save and recall recent calculations

**In-app purchases:** none


### EasyAuthenticator

[App page](https://appshunter.io/ios/app/easyauthenticator/id6757637668)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Carpenter Square & Stair Calc free?

Carpenter Square & Stair Calc costs $1.99, with no in-app purchases.

### Is EasyAuthenticator free?

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

### Do Carpenter Square & Stair Calc or EasyAuthenticator have ads?

Neither Carpenter Square & Stair Calc nor EasyAuthenticator 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.*