CutJoint - Spiral Duct Offsets
Sheet Metal Elbow Cut & Joints
$6.99 · Designed for iPad. Not verified for macOS.
Jobsite spiral offset in seconds: CUT JOINT, TRAVEL, RUN P, Solve S/θ, Rolling √(H²+V²), inches or mm, Lock Screen last cut. Offline $ buyout—no account, no subscription.
CutJoint calculates spiral duct elbow offsets for sheet metal and HVAC work.
Enter centerline offset and elbow diameter — get CUT JOINT, TRAVEL, RUN P, elbow CL, and throat in one tap. Quick chips for common sizes. Dual display in fractions and decimals. Live diagram with labeled callouts. Solve for S or θ. Rolling offset √(H²+V²). Inches or mm.
Pin the last CUT JOINT to Home Screen and Lock Screen widgets. Share a job ticket from the result. Fully offline — paid buyout, no account, no ads, no subscription.
• Two-elbow offset for spiral / round duct
• CUT JOINT hero with 1/16" fractions + decimal
• Travel, run, elbow CL, throat triad
• Quick size chips and allowance
• Rolling offset and Solve S/θ
• Easy Offset-style labeled diagram
• Home & Lock Screen widgets
• Share sheet for the job ticket
Built for sheet metal, spiral duct, and HVAC fittings — layout and takeoff on the jobsite.
• Privacy: https://cutjoint.txyou.com/privacy
• Terms: https://cutjoint.txyou.com/terms
• Support: https://cutjoint.txyou.com/support.
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The developer, 就洪 邓, 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
- 就洪 邓
- Size
- 1.6 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 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 DENG JIUHONG
