Inspectors Path vs NDT Cert Study
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Inspectors Path
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Inspectors Path is built for inspectors, technicians, craft professionals, and certification candidates preparing for their next inspection credential. Practice for API 510, API 570, API 653, API 936, API 1169, API 1184, SIFE, SIRE, SIEE, and other inspection-focused exams in one place. Use realistic practice questions, timed exam sessions, answer explanations, code references, voice practice, performance tracking, and smart recommendations to focus your study where it matters most. Whether you already work in inspection or youβre building on experience in welding, NDT, piping, tank construction, refractory, pipeline work, or vendor surveillance, Inspectors Path helps you prepare for your next move. Key features include: β’ Practice questions for multiple inspection certifications β’ Timed practice to build speed and confidence β’ Detailed answer explanations and code references β’ Voice practice for hands-free study β’ Progress tracking and exam history β’ Smart recommendations based on performance β’ Flexible practice from the jobsite, truck, office, or home Donβt just study for the exam. Practice for it. Prepare for your next inspection certification with Inspectors Path.
NDT Cert Study
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NDT Cert Study is a practice-question app for anyone preparing for nondestructive testing certification exams. It covers the main methods and code references: β’ Ultrasonic (UT) Levels I and II, plus phased array (PAUT) β’ Penetrant (PT) Levels I and II β’ Magnetic particle (MT) Levels I and II β’ Radiographic (RT) Levels I and II β’ API 1104 weld acceptance-criteria questions integrated into the UT and RT tracks Each question includes a worked explanation, so you learn why an answer is right, not just which one. The app tracks how ready you are by topic, lets you save tricky questions for another pass, and includes timed practice exams. Everything works offline. Your progress stays on your device. Modules unlock with a single one-time purchase. No subscription. NDT Cert Study is an independent study aid. It is not affiliated with, endorsed by, or sponsored by API, ASNT, ISO, CGSB, BINDT/PCN, or TWI/CSWIP. All certification names and marks are the property of their respective owners.
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Verdict
Inspectors Path and NDT Cert Study are too close to call on the numbers: across 6 compared parameters β price, update cadence, ads and in-app purchases among them β neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Inspectors Path sells 10 in-app purchases, starting at $30.00 per month and NDT Cert Study sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Inspectors Path ships an update fortnightly, NDT Cert Study every 3 weeks. The most recent releases landed on October 31, 2026 and October 28, 2026 respectively.
| Parameter | Inspectors Path | NDT Cert Study |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly β better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 β better | 15.1 |
| Further details β not scored | ||
| Size | 56 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Inspectors Path llc | Simon Shih |
In-app purchases
Inspectors Path
- Pro Plan 1 Months$30.001 Month
- API 1184 Exam - 1 Month$24.99
- API 1169 Exam - 1 Month$24.99
- API 510 Exam - 1 Month$24.99
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- API 936 Exam - 1 Month$24.99
- API 570 Exam - 1 Month$24.99
- SIRE Exam - 1 Month$24.99
- API 653 Exam - 1 Month$24.99
- SIFE Exam - 1 Month$24.99
- SIEE Exam - 1 Month$24.99
NDT Cert Study
- CGSB / MT Level II$9.99
- CGSB / MT Level I$9.99
- CGSB / RT Level I$9.99
Show 7 moreShow fewer
- CGSB / PT Level II$9.99
- CGSB / PT Level I$9.99
- CGSB / RT Level II$9.99
- CGSB / UT Level II$9.99
- CGSB / UT Level I$9.99
- CGSB / PAUT Level I$9.99
- CGSB / PAUT Level II$9.99
Questions
Is Inspectors Path free?
Is NDT Cert Study free?
Do Inspectors Path or NDT Cert Study have ads?
Which is updated more often, Inspectors Path or NDT Cert Study?
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