Liquid Penetrant Study App

Content rating
Everyone
0+
Downloads
Content rating
Everyone
Learn more
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

Prepare for your Liquid Penetrant Testing (PT) certification exam with 555 practice questions developed by an NDT Level III with more than 30 years in the field.

Choose your level:
• Level 1 – 246 questions
• Level 2 – 145 questions
• Level 3 – 164 questions

Two ways to study:
• Quiz mode shows the correct answer and an explanation after every question
• Test mode scores you at the end, just like the real exam

Focus on the topics you need. Pick one or more of 7 categories:
1. Equipment
2. Surface Preparation
3. Penetrants
4. Washing and Cleaning
5. Developers
6. Inspections
7. Techniques

After every test, see your score by category so you know where to focus. Review Missed Questions shows the answer you picked, the correct answer, and why it is correct.

No account, no ads, no tracking. Works offline.

Want more? Links in the app take you to AMS Level 3 online PT Level 1 and Level 2 courses (NAS 410), free training videos, and a free career planner.

AMS Level 3 is an independent training company. This app is not affiliated with or endorsed by ASNT or any certifying body.
Liquid penetrant testing exam prep: 555 Level 1, 2 and 3 practice questions
Updated on
Oct 25, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

Now on Android. 555 liquid penetrant practice questions for Levels 1, 2 and 3, with Quiz and Test modes, category scores, and Review Missed Questions.
Content rating
Everyone
Learn more

App support

About the developer
Skaggs Media LLC
techsupport@amsl3.com
1671 E Broad St Ste 103 Pmb 504 Mansfield, TX 76063-7380 United States
+1 817-754-1197

More by Skaggs Media LLC