Welding Toolbox Inspector
Welding calculators QCM tools
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Welding Toolbox is a professional welding utility app designed for welders, welding inspectors, technicians and CWI/IWT candidates.
The app combines practical calculators, reference tools and training modules to support daily work, workshop checks and exam preparation.
Main features:
• Heat input calculator with kJ/mm, kJ/cm and kJ/in units
• WPS/PQR range verification
• Weldability calculations: CE, CET, CEM, CEN, PCM, PREN
• Schaeffler diagram for stainless steel and filler metal compositions
• PMI material search and materials table
• Piping calculations: DN/NPS, schedule, wall thickness, diameter and theoretical weight
• Quiz categories: welding process, materials, design, quality/safety, general and recruitment
• CWI/IWT Exam training module with progress tracking
• Score history and result tracking
• Bilingual French / English interface
Welding Toolbox helps users quickly check common welding values, practice technical questions and keep useful welding tools in one app.
Note: this app is a calculation and training aid. It does not replace official standards, approved WPS/PQR documents, company procedures or the judgment of a qualified professional.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Removed the Admin tab from PMI and improved app stability.
The developer, LAMINE MESSACI, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- LAMINE MESSACI
- Size
- 166.6 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Lamine Messaci