Free tool
STE Checker
Paste your text and check it for common Simplified Technical English problems. Your text stays in your browser.
This is a simplified heuristic tool, not an official ASD-STE100 conformity check.
ASD STE 100 PDF →
Where to get the official Issue 9 file and how to read it.
ASD STE 100 skill →
A learning path, exercises and an AI prompt template.
Free STE checker →
Check your own text for common STE problems.