# BoltSpec Pro

> Bolt & Fastener Engineer Tool

Canonical page: [https://chrome-stats.com/d/id6762735091](https://chrome-stats.com/d/id6762735091)

## Overview

- **ID:** `id6762735091`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Qixin Net (Beijing) Technology Co., Ltd.
- **Category:** Utilities
- **Version:** 2.0
- **Last updated:** 2026-05-03
- **First published:** 2026-05-03
- **Size:** 1.98 MB
- **Data as of:** 2026-09-19
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/boltspec-pro/id6762735091)
- **Privacy policy:** [https://xiangxicool.github.io/app-pages/privacy-policy.html](https://xiangxicool.github.io/app-pages/privacy-policy.html)

## Description

Comprehensive tool for mechanical engineers and technicians dealing with bolts, fasteners, and joint design. BoltSpec Pro provides instant access to a vast database of standard bolt specifications, torque calculations, and material properties.

Key Features:
- Extensive Database: Access ISO, SAE, and ASTM standards for metric and imperial fasteners.
- Precision Torque Calculator: Calculate required tightening torque based on bolt grade, size, and lubrication conditions.
- Material Properties: Detailed data on steel grades, tensile strengths, and yield points.
- Unit Conversion: Seamlessly switch between Metric and Imperial units.
- Favorites: Save frequently used fastener specs for quick access.

Perfect for automotive, aerospace, construction, and manufacturing professionals.

## Rankings

- #2,137,186 — Overall

## Similar extensions and apps

- [Bolt Calculation & Analysis](https://chrome-stats.com/d/id6754289786)
- [Fastener Pro](https://chrome-stats.com/d/id6752543947)
- [Bolt Torque Helper2026](https://chrome-stats.com/d/id6773770046)
- [Bolt Torque](https://chrome-stats.com/d/id702964576) — 5.00 / 5
- [Bolt IQ+](https://chrome-stats.com/d/id6760457662) — 4.80 / 5
- [M&P Bolts](https://chrome-stats.com/d/id1211285182)
- [Bolt Torque Spec Calc](https://chrome-stats.com/d/id6760930975) — 3.00 / 5
- [mechanical design engine](https://chrome-stats.com/d/id1574341437)
- [BoltCalcSimple](https://chrome-stats.com/d/id6747013276) — 5.00 / 5
- [iEngineer](https://chrome-stats.com/d/id369825047) — 4.60 / 5
- [Peco Douwes](https://chrome-stats.com/d/id6447574734)
- [FastenIQ](https://chrome-stats.com/d/id6758679320)

---

Source: [Chrome-Stats](https://chrome-stats.com/d/id6762735091)