# SkillSignal vs SST Card Tracker

The clearest difference is rating: SST Card Tracker at 4.2 against SkillSignal's 3.7. SST Card Tracker also leads on update cadence (every 11 days vs every 2 months) and iOS requirement (9.0 vs 15.6). SkillSignal's advantage is review sentiment (57% vs 40%). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

SST Card Tracker holds the better App Store score, 4.2 against 3.7. Both are backed by a comparable volume of ratings — 45 and 31 respectively. Written reviews complicate that: 57% of SkillSignal's written reviews are positive against 40% of SST Card Tracker's, so the app with the better star average is not the one people write more warmly about.

SkillSignal ships an update every 2 months, SST Card Tracker every 11 days. Both last shipped on November 2, 2026.

## The numbers

| Metric | SkillSignal | SST Card Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (45 ratings)](https://appshunter.io/ios/app/skillsignal/id1413162982/reviews) | **[4.2 (31 ratings)](https://appshunter.io/ios/app/sst-card-tracker/id1452293397/reviews)** |
| Number of ratings | **45** | 31 |
| Positive reviews | **57.1% of reviews** | 40.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | Free | Free |
| Size | 120 MB | 70 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [SkillSignal, Inc.](https://appshunter.io/developer/1413162981) | [Lergent Corp.](https://appshunter.io/developer/1435386315) |

## What reviewers say

### SkillSignal

[App page](https://appshunter.io/ios/app/skillsignal/id1413162982)

This app provides a dual solution for construction safety and compliance. It acts as a free communication hub for workers and a web-app for contractors to manage compliance, communication, and certifications.

**Highlights:** Free safety and communications hub for construction workers, Web-app for contractor compliance management, Facilitates DOB compliance, Manages worker certifications, Improves communication

**Features:** Vision Pro support

**In-app purchases:** none


### SST Card Tracker

[App page](https://appshunter.io/ios/app/sst-card-tracker/id1452293397)

Manage your Site Safety Training (SST) card, also known as the NYC DOB SST Card. This app helps you register and keep track of your training completion for various SST card types.

**Highlights:** SST card management, NYC DOB compliance, Site Safety Training tracking, Registration for SST cards, Supports multiple SST card types

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkillSignal free?

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

### Is SST Card Tracker free?

SST Card Tracker is free to download, with no in-app purchases.

### Which has better reviews, SkillSignal or SST Card Tracker?

SST Card Tracker is rated higher. SkillSignal averages 3.7 out of 5 from 45 ratings, while SST Card Tracker averages 4.2 from 31 ratings.

### Do SkillSignal or SST Card Tracker have ads?

Neither SkillSignal nor SST Card Tracker shows ads.

### Which is updated more often, SkillSignal or SST Card Tracker?

SkillSignal ships an update every 2 months, and SST Card Tracker every 11 days. Most recently, SkillSignal was updated on November 2, 2026 and SST Card Tracker on November 2, 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.*