# SkillSignal ID vs SystemStar

The clearest difference is update cadence: SystemStar at fortnightly against SkillSignal ID's every 2 months. SystemStar also leads on iOS requirement (15.6 vs 17.6). 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.

SkillSignal ID ships an update every 2 months, SystemStar fortnightly. The most recent releases landed on October 26, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | SkillSignal ID | SystemStar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (9 ratings)](https://appshunter.io/ios/app/skillsignal-id/id1454405732/reviews)** | — |
| Number of ratings | **9** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 147 MB | 12 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SkillSignal, Inc.](https://appshunter.io/developer/1413162981) | [SystemStar LLC](https://appshunter.io/developer/1737198998) |

## What reviewers say

### SkillSignal ID

[App page](https://appshunter.io/ios/app/skillsignal-id/id1454405732)

Manage construction projects, crews, and more directly from your mobile device. This app is designed for site supervisors to streamline operations and improve efficiency on the go.

**Highlights:** Project management, Crew management, Mobile operations, Site supervision tools

**Features:** Vision Pro support

**In-app purchases:** none


### SystemStar

[App page](https://appshunter.io/ios/app/systemstar/id6499318324)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkillSignal ID free?

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

### Is SystemStar free?

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

### Do SkillSignal ID or SystemStar have ads?

Neither SkillSignal ID nor SystemStar shows ads.

### Which is updated more often, SkillSignal ID or SystemStar?

SkillSignal ID ships an update every 2 months, and SystemStar fortnightly. Most recently, SkillSignal ID was updated on October 26, 2026 and SystemStar on October 21, 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.*