# DeWalt ACMS vs Arch Layout Calculator

The clearest difference is price: DeWalt ACMS at Free against Arch Layout Calculator's $0.99. DeWalt ACMS also leads on iOS requirement (11.0 vs 18.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

DeWalt ACMS is free to download; Arch Layout Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 38 months. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | DeWalt ACMS | Arch Layout Calculator |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | Every 38 months |
| Size | 73 MB | 1 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MAT INDUSTRIES, LLC](https://appshunter.io/developer/1598237957) | [H3Apps LLC](https://appshunter.io/developer/598620927) |

## What reviewers say

### DeWalt ACMS

[App page](https://appshunter.io/ios/app/dewalt-acms/id1615686868)

**Features:** macOS Compatibility

**In-app purchases:** none


### Arch Layout Calculator

[App page](https://appshunter.io/ios/app/arch-layout-calculator/id1630831077)

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

**In-app purchases:** none


## Frequently asked questions

### Is DeWalt ACMS free?

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

### Is Arch Layout Calculator free?

Arch Layout Calculator costs $0.99, with no in-app purchases.

### Do DeWalt ACMS or Arch Layout Calculator have ads?

Neither DeWalt ACMS nor Arch Layout Calculator shows ads.

### Which is updated more often, DeWalt ACMS or Arch Layout Calculator?

DeWalt ACMS ships an update every 38 months, and Arch Layout Calculator every 38 months. Most recently, DeWalt ACMS was updated on October 17, 2026 and Arch Layout Calculator on October 8, 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.*