# SignOnSite vs Ctrldoc

The clearest difference is update cadence: SignOnSite at every 5 days against Ctrldoc's every 4 weeks. Ctrldoc's advantage is iOS requirement (12.0 vs 14.0). 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.

SignOnSite ships an update every 5 days, Ctrldoc every 4 weeks. The most recent releases landed on September 22, 2026 and December 2, 2025 respectively.

## The numbers

| Metric | SignOnSite | Ctrldoc |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 4 weeks |
| Monetization | Free | — |
| Size | 80 MB | 128 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SignOnSite](https://appshunter.io/developer/853487952) | [Lattech Pty Ltd](https://appshunter.io/developer/1577327477) |

## What reviewers say

### SignOnSite

[App page](https://appshunter.io/ios/app/signonsite/id853487949)

This app connects construction workers with nearby job sites, streamlining the check-in process and providing access to important site information. It enhances safety by enabling remote sign-ons and delivering emergency alerts directly to your smartphone.

**Highlights:** Remote site check-in, Access daily briefings, Digital induction forms, Emergency evacuation alerts, Share credentials and status

**Features:** Vision Pro support

**In-app purchases:** none


### Ctrldoc

[App page](https://appshunter.io/ios/app/ctrldoc/id1461731308)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SignOnSite free?

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

### Is Ctrldoc free?

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

### Do SignOnSite or Ctrldoc have ads?

Neither SignOnSite nor Ctrldoc shows ads.

### Which is updated more often, SignOnSite or Ctrldoc?

SignOnSite ships an update every 5 days, and Ctrldoc every 4 weeks. Most recently, SignOnSite was updated on September 22, 2026 and Ctrldoc on December 2, 2025.

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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.*