Simple Offset Pro

Cut It Right First Time = No Guesswork.

The go-to offset angle calculator for HVAC sheet metal, ductwork fabrication, and electrical trunking installs.
Type in your offset, get your cut angle and set-on instantly — no charts, no trig, no mistakes on the job.

✔️ HVAC ductwork – square offsets for rectangular duct fabrication
✔️ Electrical trunking & cable tray – perfect angled runs every time
✔️ Piping & mechanical – any square offset on site
✔️ Works offline — no signal needed on site
Built by a tradesperson, for tradespeople. Clean interface, zero clutter.


Download Simple Offset Pro and cut smarter today.