# NDT Cert Study vs NDT Exam Wizard

The clearest difference is ads: NDT Cert Study at none against NDT Exam Wizard's shown. NDT Exam Wizard's advantage is update cadence (every 5 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. NDT Cert Study sells 9 one-off in-app purchases and NDT Exam Wizard sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

NDT Cert Study ships an update every 2 months, NDT Exam Wizard every 5 days. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | NDT Cert Study | NDT Exam Wizard |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 35 MB | 35 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Simon Shih](https://appshunter.io/developer/1870707682) | [Alba Enterprises, LLC](https://appshunter.io/developer/6789434420) |

## What reviewers say

### NDT Cert Study

[App page](https://appshunter.io/ios/app/ndt-cert-study/id6785204471)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CGSB / MT Level I | $9.99 | one-time |
| CGSB / RT Level I | $9.99 | one-time |
| CGSB / PT Level II | $9.99 | one-time |
| CGSB / PT Level I | $9.99 | one-time |
| CGSB / RT Level II | $9.99 | one-time |
| CGSB / UT Level II | $9.99 | one-time |
| CGSB / UT Level I | $9.99 | one-time |
| CGSB / PAUT Level I | $9.99 | one-time |
| CGSB / PAUT Level II | $9.99 | one-time |


### NDT Exam Wizard

[App page](https://appshunter.io/ios/app/ndt-exam-wizard/id6789434418)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $399.99 | per year |


## Frequently asked questions

### Is NDT Cert Study free?

NDT Cert Study is free to download, with in-app purchases available.

### Is NDT Exam Wizard free?

NDT Exam Wizard is free to download, with in-app purchases available.

### Do NDT Cert Study or NDT Exam Wizard have ads?

NDT Exam Wizard shows ads; NDT Cert Study does not.

### Which is updated more often, NDT Cert Study or NDT Exam Wizard?

NDT Cert Study ships an update every 2 months, and NDT Exam Wizard every 5 days. Most recently, NDT Cert Study was updated on October 8, 2026 and NDT Exam Wizard on September 30, 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.*