PTSI Mobile vs MUST Safety Program
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PTSI Mobile
This app serves as an information hub for individuals in the organized electrical trade. It provides official information in coordination with industry organizations.
- Official information hub
- For organized electrical trade
- Industry coordination
- ProTech Skills Institute app
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The ProTech Skills mobile app is the official app of the ProTech Skills Institute. This app, in coordination with the IBEW and NECA, serves as the information hub for those in the organized electrical trade.
MUST Safety Program
This app provides access to safety training and drug screening services for the construction industry. Users can search for reports, order testing, find collection sites, and review data to promote a zero-injury work environment.
- Access MUST Report Card
- Order testing
- Search collection sites
- Review safety data
- Safety awareness training
- Drug screening
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Access the MUST Safety Program to search MUST Report Card, order testing, search collection sites, review data and more. The MUST Safety Program provides safety awareness training and drug screening for the unionized construction industry, making a zero-injury career a reality.
Screenshots
Verdict
The clearest difference is rating: MUST Safety Program at 3.0 against PTSI Mobile's 1.5. MUST Safety Program also leads on iOS requirement (13.0 vs 15.5). PTSI Mobile's advantage is ratings volume (13 vs 3). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MUST Safety Program holds the better App Store score, 3.0 against 1.5. Both are backed by a comparable volume of ratings — 13 and 3 respectively.
PTSI Mobile ships an update every 6 months, MUST Safety Program every 9 months. Both last shipped on October 9, 2026.
| Parameter | PTSI Mobile | MUST Safety Program |
|---|---|---|
| Price | Free | Free |
| Rating | 1.5 (13 ratings) | 3.0 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 13 — better | 3 |
| Update frequency | Every 6 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 | 13.0 — better |
| Further details — not scored | ||
| Size | 66 MB | 15 MB |
| Age rating | 4+ | 17+ |
| Developer | Mosaic Learning, Inc. | Copper Range, Inc. |
In-app purchases
PTSI Mobile
No in-app purchases
MUST Safety Program
No in-app purchases
