AMSA vs GreenBook
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
AMSA
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The Alberta Mine Safety Association (AMSA) is a non-profit organization with a mission to support safety leadership in Alberta Mines. This App was built for safety and front line workers, working across Alberta to have easy access to Occupational Health and Safety legislation, relevant incident shares, learnings and best practices. This platform allows for communications to be shared across the province and industry, lessons from incidents to be learned and safety conversations to be had. Resources include Alberta Mine Rescue, OHS and Safety/Incident Shares. This App was built for all safety and front line workers (primarily in Alberta) to have safety information at their fingers tips.
GreenBook
Access Ontario's Occupational Health and Safety Act and Regulations. This tool allows for easy searching, bookmarking, and highlighting of key passages to aid in workplace compliance. A downloadable safety board posting is also available.
- Access Ontario's Health and Safety Act
- Searchable Regulations
- Bookmark key passages
- Highlight text
- Global search across documents
- Downloadable safety board posting
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DISCLAIMER: GreenBook is not affiliated with the Government of Ontario. GreenBook's contents are for informational purposes only. All documents referenced in this app are retrieved from https://www.ontario.ca/laws. This app's intended use is as a tool for compliance. Under 25(2)(i) of the Occupational Health and Safety Act, R.S.O. 1990, c. O.1, employers are required to post a copy of this Act, and any explanatory material prepared by the Ministry, in a conspicuous place at the workplace. A safety board posting that directs users to download this app is downloadable from app main screen - PDF button. GreenBook provides users with access to Ontario's Health and Safety Act and Regulations. The Act and Regulations are searchable and bookmarkable, including a global search across all documents to help you find what you're looking for. The Search function on the home page searches all available documents. Searching in a document will only search that doc. You can highlight a passage of text, preferably a section heading, and click the Bookmark button. These bookmarks can be reordered by holding and dragging. Clicking the "i" button while viewing a doc opens the e-Law website for that doc.
Screenshots
Verdict
The clearest difference is ads: GreenBook at none against AMSA's shown. GreenBook also leads on iOS requirement (13 vs 15.0). On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
AMSA ships an update every 5 months, GreenBook every 3 months. The most recent releases landed on September 15, 2026 and June 1, 2026 respectively.
| Parameter | AMSA | GreenBook |
|---|---|---|
| Price | Free | Free |
| Positive reviews | โ | 100.0% of reviews |
| Update frequency | Every 5 months | Every 3 months โ better |
| Ads | Yes | No โ better |
| In-app purchases | No | No |
| Monetization | โ | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13 โ better |
| Further details โ not scored | ||
| Size | 48 MB | 26 MB |
| Age rating | 17+ | 4+ |
| Developer | Alberta Mine Safety Association 2015 | Tanner Mackenzie |
In-app purchases
AMSA
No in-app purchases
GreenBook
No in-app purchases









