BoltSpec Pro
Qixin Net (Beijing) Technology Co., Ltd. Utilities iPhoneiPadiPod touch
BoltSpec Pro is a paid Utilities app for iPhone and iPad by Qixin Net (Beijing) Technology Co., Ltd. Requires iOS 17.0. Updated May 3, 2026.
- Price
- 1.99 USD
- on the App Store
- Size
- 2 MB
- Age 4+
- Updated
- May 3
- 2026 · v2.0
Screenshots
About BoltSpec Pro
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.
App privacy
The developer, Qixin Net (Beijing) Technology Co., Ltd., reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to BoltSpec Pro
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| BoltSpec Pro | – | 1.99 USD | May 3, 2026 | |
| Pressure Vessel Heads. | – | Free | Jul 11, 2026 | Compare |
| Electrical Motor - Calculator | 1.0 / 5 (1) | 3.99 USD | Aug 8, 2026 | Compare |
| Unit Converter For Engineers | 5.0 / 5 (3) | Free | Apr 25, 2026 | Compare |
| ShopCalc: Machinist Calculator | 5.0 / 5 (2) | Free | Oct 21, 2026 | Compare |
| Pipe Pressure drop calculator | 4.0 / 5 (1) | Free | Dec 3, 2025 | Compare |
| Fraction Inch Converter | – | Free | Aug 18, 2025 | Compare |
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