# WeldSpec Pro — Welding Engineering Calculator

> Welding Engineering Calculator (iPhone/iPad app by Guanghe Xu (tianjin) Digital Technology Co., Ltd.)

- Source: https://appshunter.io/ios/app/weldspec-pro/id6763484882 (this page in markdown: same URL + `.md`)
- Developer: [Guanghe Xu (tianjin) Digital Technology Co., Ltd](https://appshunter.io/developer/1895336115)
- Category: Utilities
- Price: $1.99
- Age rating: 4+
- Requires: iOS 16.0 · 2 MB
- Languages: American English
- Released: 2026-04-28
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/weldspec-pro/id6763484882/reviews.md

## What is WeldSpec Pro?

WeldSpec Pro is the go-to welding engineering calculator for professionals and students. Calculate weld strength, heat input, preheat temperature, electrode selection, joint efficiency, and more — all in one powerful, intuitive tool.

KEY FEATURES:
• Weld joint strength & load capacity calculator
• Heat input & interpass temperature control
• Preheat temperature per AWS D1.1 / EN 1011
• Electrode consumption estimator
• Fillet & butt weld sizing tools
• Carbon equivalent (CE) calculator
• Duty cycle & amperage guide

Designed for structural engineers, welding inspectors, fabricators, and engineering students. WeldSpec Pro brings professional-grade calculations to your pocket — fast, accurate, and always available offline.


## Version history (last 1 release)

### 1.0 — 2026-04-28

No release notes.

## More apps by Guanghe Xu (tianjin) Digital Technology Co., Ltd

- [HydraCalc Pro](https://appshunter.io/ios/app/hydracalc-pro/id6763485334)
- [GearDrive Pro](https://appshunter.io/ios/app/geardrive-pro/id6763485586)
- [AgriFlow Pro](https://appshunter.io/ios/app/agriflow-pro/id6763485593)
- [VentCalc Pro](https://appshunter.io/ios/app/ventcalc-pro/id6763485742)
- [RopeRig Pro](https://appshunter.io/ios/app/roperig-pro/id6763485855)

All apps by Guanghe Xu (tianjin) Digital Technology Co., Ltd: https://appshunter.io/developer/1895336115

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*