# Atom (Site Engineer) vs ACE Wizard TM44 AC Inspections

The clearest difference is update cadence: ACE Wizard TM44 AC Inspections at every 3 days against Atom (Site Engineer)'s fortnightly. ACE Wizard TM44 AC Inspections also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Atom (Site Engineer) ships an update fortnightly, ACE Wizard TM44 AC Inspections every 3 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Atom (Site Engineer) | ACE Wizard TM44 AC Inspections |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Size | 51 MB | 61 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Saphire Computers Limited](https://appshunter.io/developer/1164805098) | [ACE Wizard TM44 AC Inspections](https://appshunter.io/developer/1872384664) |

## What reviewers say

### Atom (Site Engineer)

[App page](https://appshunter.io/ios/app/atom-site-engineer/id6449485838)

**Features:** Vision Pro support

**In-app purchases:** none


### ACE Wizard TM44 AC Inspections

[App page](https://appshunter.io/ios/app/ace-wizard-tm44-ac-inspections/id6758341078)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Atom (Site Engineer) free?

Atom (Site Engineer) is free to download, with no in-app purchases.

### Is ACE Wizard TM44 AC Inspections free?

ACE Wizard TM44 AC Inspections is free to download, with no in-app purchases.

### Do Atom (Site Engineer) or ACE Wizard TM44 AC Inspections have ads?

Neither Atom (Site Engineer) nor ACE Wizard TM44 AC Inspections shows ads.

### Which is updated more often, Atom (Site Engineer) or ACE Wizard TM44 AC Inspections?

Atom (Site Engineer) ships an update fortnightly, and ACE Wizard TM44 AC Inspections every 3 days. Most recently, Atom (Site Engineer) was updated on November 3, 2026 and ACE Wizard TM44 AC Inspections on October 31, 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.*