Documentation
Everything you need to get running
Setup, activation, account management, and troubleshooting — for all four SynthoSoft add-ins.
Engineering Library
The full, itemized list of every calculator and reference tool in SynthoSoft — 200+ tools across 16 engineering disciplines.
Getting started
Sign in, find your way around, and get your first result in under five minutes.
Installation & activation
How the add-ins get onto your machine and unlock — individual and corporate.
Account & billing
Manage your subscription, update payment details, or fix an identity mismatch.
Troubleshooting
Fixes for the handful of things that occasionally trip people up.