CWI Exam Prep vs API Inspector Cert Prep
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CWI Exam Prep
Master essential topics for your Certified Welding Inspector exam with fun and engaging quizzes. This app boosts knowledge, confidence, and skills for students, practitioners, and enthusiasts in the welding field.
- Comprehensive quiz coverage
- Engaging learning experience
- Boosts knowledge and confidence
- Covers all essential CWI topics
- Ideal for students and professionals
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Master all essential topics for your Certified Welding Inspector(CWI) exam with Fun and Engaging Quizzes! Dive into the world of CWI with our comprehensive quiz app, designed to boost your knowledge, confidence, and skills. Whether you're a student, practitioner, or just exploring the field, this app is your ultimate companion for learning and growth. Topics Covered: Welding Processes and Principles: -SMAW fundamentals -GMAW and FCAW operations -GTAW principles -SAW overview Welding Safety and Health: -Electrical and fire hazards -Fumes and ventilation -Personal protective equipment -OSHA welding safety standards Welding Materials and Metallurgy: -Ferrous and nonferrous metals -Alloying elements -Heat treatment basics -Weldability considerations Welding Symbols and Drawings: -AWS welding symbols -Joint and groove symbols -Weld size and length notation -Fabrication drawings interpretation Welding Procedure Specifications (WPS): -WPS purpose and content -Essential variables -Prequalified and qualified WPS -Procedure qualification records Welder Qualification and Certification: -Performance qualification tests -Continuity requirements -Test positions and ranges -Acceptance criteria Joint Design and Weld Types: -Butt, fillet, and groove welds -Joint preparation methods -Welding positions -Structural joint considerations Welding Discontinuities and Defects: -Cracks and porosity -Inclusions and lack of fusion -Undercut and overlap -Causes and prevention Inspection Tools and Measurement: -Fillet weld gauges -Bridge cam gauge -Hi-lo gauge -Visual inspection tools Nondestructive Examination (NDE) Methods: -Visual testing -Radiographic testing -Ultrasonic testing -Magnetic particle and liquid penetrant testing Destructive Testing Methods: -Bend tests -Tensile testing -Impact testing -Macro-etch examination Welding Codes and Standards: -AWS D1.1 structural steel -API and ASME codes -Code organization -Code compliance principles Inspection Planning and Documentation: -Inspection stages -Inspection reports -Recordkeeping requirements -Quality control systems Ethics and Responsibilities of the CWI: -Inspector conduct -Conflict of interest -Professional judgment -Liability and accountability CWI Exam Strategies and Practice: -Exam structure and format -Time management -Common exam traps -Practice questions and mock exams Who is it for? - Students preparing for CWI exam. - Professionals brushing up on their knowledge. - Anyone interested in understanding Welding principles. Download now and make learning CWI+ enjoyable and effective! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://forwaelade.web.app/CWIExam/privacy-policy
API Inspector Cert Prep
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API Inspector Cert Prep helps you study for the API individual certification exams — 510 (Pressure Vessel), 570 (Piping), and 653 (Aboveground Storage Tank) — with a large bank of exam-style practice questions and realistic timed mock exams. Each certification is its own module you can unlock, built from that exam's published Body of Knowledge and the codes and recommended practices it references. WHAT'S INSIDE API 510 – Pressure Vessel Inspector: 323 questions API 570 – Piping Inspector: 291 questions API 653 – Aboveground Storage Tank Inspector: 251 questions PRACTICE THE WAY YOU LEARN - Practice mode covers the whole module, ordered to surface your weak areas first - Drill any single topic on its own - Every question includes a worked explanation with the relevant code reference - Timed mock exams mirror exam-day pace, with a running clock and a scored result TRACK YOUR READINESS - Per-topic and overall readiness show exactly where you stand - Spaced-repetition scheduling brings back what you keep missing - Review any missed question, and save the tricky ones for later - Exam history keeps a record of your past mock exams PLAN AROUND YOUR TEST DATE - Set your exam date and get a daily target to cover the bank in time - See days remaining and current readiness at a glance BUILT TO JUST WORK - No account, no login — everything stays on your device - Works fully offline; the only network use is purchases - Light, dark, and system themes Buy only the modules you need. A free sample of each module is available before you unlock it.
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Verdict
The clearest difference is iOS requirement: API Inspector Cert Prep at 15.1 against CWI Exam Prep's 17.0. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. CWI Exam Prep sells 6 in-app purchases, starting at $7.99 per 7 days and API Inspector Cert Prep sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
| Parameter | CWI Exam Prep | API Inspector Cert Prep |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (5 ratings) — better | — |
| Number of ratings | 5 — better | — |
| Update frequency | Fortnightly | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 21 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Forwa Elade Wunde | Simon Shih |
In-app purchases
CWI Exam Prep
- 1 Week$7.997 Days
- 1 Month$19.991 Month
- 1 Year$29.991 Year
- 1500$1.99
- 3500$2.99
- 9000$4.99
API Inspector Cert Prep
- API 510 – Pressure Vessel Inspector$19.99
- API 570 – Piping Inspector$19.99
- API 653 – Storage Tank Inspector$19.99
Questions
Is CWI Exam Prep free?
Is API Inspector Cert Prep free?
Do CWI Exam Prep or API Inspector Cert Prep have ads?
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