Metrics
Readability calculates several standard readability metrics to help you understand how accessible your documentation is.
Overview
| Metric |
Range |
What It Measures |
| Flesch Reading Ease |
0-100 |
Overall readability (higher = easier) |
| Flesch-Kincaid Grade |
0-18+ |
US grade level required |
| ARI |
0-20+ |
US grade level (character-based) |
| Gunning Fog |
0-20+ |
Years of education needed |
| SMOG |
0-20+ |
Years of education (based on polysyllables) |
| Coleman-Liau |
0-20+ |
US grade level (character-based) |
Recommended Targets
| Audience |
Grade Level |
Flesch Ease |
| General public |
6-8 |
60-70 |
| High school |
9-12 |
50-60 |
| Technical professionals |
12-14 |
30-50 |
| Academic/specialist |
14+ |
0-30 |
Learn More