# Construction Calc vs Locky Smart Lock

The clearest difference is price: Locky Smart Lock at Free against Construction Calc's $7.99. Locky Smart Lock also leads on iOS requirement (13.0 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Locky Smart Lock is free to download; Construction Calc costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Construction Calc | Locky Smart Lock |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 27 MB | 341 MB |
| Requires iOS | 26.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Snappy Appz Inc.](https://appshunter.io/developer/375591377) | [BT Security](https://appshunter.io/developer/1851417451) |

## What reviewers say

### Construction Calc

[App page](https://appshunter.io/ios/app/construction-calc/id1551464972)

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

**In-app purchases:** none


### Locky Smart Lock

[App page](https://appshunter.io/ios/app/locky-smart-lock/id6755033739)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Construction Calc free?

Construction Calc costs $7.99, with no in-app purchases.

### Is Locky Smart Lock free?

Locky Smart Lock is free to download, with no in-app purchases.

### Do Construction Calc or Locky Smart Lock have ads?

Neither Construction Calc nor Locky Smart Lock shows ads.

---

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