# OnSite Companion vs Site Defects App

The clearest difference is update cadence: Site Defects App at weekly against OnSite Companion's every 2 months. OnSite Companion's advantage is iOS requirement (12.0 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.

OnSite Companion ships an update every 2 months, Site Defects App weekly. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | OnSite Companion | Site Defects App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 84 MB | 54 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Companion Systems Pty Limited](https://appshunter.io/developer/1642873644) | [Interapptive Pty Ltd](https://appshunter.io/developer/1080307279) |

## What reviewers say

### OnSite Companion

[App page](https://appshunter.io/ios/app/onsite-companion/id1489393170)

**In-app purchases:** none


### Site Defects App

[App page](https://appshunter.io/ios/app/site-defects-app-defectwise/id1514729575)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is OnSite Companion free?

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

### Is Site Defects App free?

Site Defects App is free to download, with no in-app purchases.

### Do OnSite Companion or Site Defects App have ads?

Neither OnSite Companion nor Site Defects App shows ads.

### Which is updated more often, OnSite Companion or Site Defects App?

OnSite Companion ships an update every 2 months, and Site Defects App weekly. Most recently, OnSite Companion was updated on October 12, 2026 and Site Defects App on October 15, 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.*