# PM Mastery vs Certified Safety Professional

PM Mastery and Certified Safety Professional are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. PM Mastery sells 5 in-app purchases, starting at $34.99 per month and Certified Safety Professional sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

PM Mastery ships an update every 11 days, Certified Safety Professional every 3 weeks. Both last shipped on October 28, 2026.

## The numbers

| Metric | PM Mastery | Certified Safety Professional |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 3 weeks |
| Size | 88 MB | 44 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Tokenizer Inc.](https://appshunter.io/developer/1667869676) | [EXAMCERT PTY LTD](https://appshunter.io/developer/1830664214) |

## What reviewers say

### PM Mastery

[App page](https://appshunter.io/ios/app/pm-mastery-exam-practice/id6759814609)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $34.99 | per month |
| Quarterly Subscription | $69.99 | per 3 months |
| Annual Subscription | $229.99 | per year |
| PM Mastery 7-Day Access Pass | $9.99 | one-time |
| PM Mastery 90-Day Access Pass | $79.99 | one-time |


### Certified Safety Professional

[App page](https://appshunter.io/ios/app/certified-safety-professional/id6777578070)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 200 AI Credits | $1.99 | one-time |
| Unlock Premium | $5.99 | one-time |


## Frequently asked questions

### Is PM Mastery free?

PM Mastery is free to download, with in-app purchases available.

### Is Certified Safety Professional free?

Certified Safety Professional is free to download, with in-app purchases available.

### Do PM Mastery or Certified Safety Professional have ads?

Neither PM Mastery nor Certified Safety Professional shows ads.

### Which is updated more often, PM Mastery or Certified Safety Professional?

PM Mastery ships an update every 11 days, and Certified Safety Professional every 3 weeks. Most recently, PM Mastery was updated on October 28, 2026 and Certified Safety Professional on October 28, 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.*