Most Image-search SEO tools check alt text and stop. Google Images ranks on alt + filename + surrounding-text + image-sitemap inclusion + dimensions. This audit scores every image on a page across all five dimensions and proposes specific edits.
Read the story behind this tool: Image SEO is a five-dimensional audit, not a one-line check →
Optional — the audit also checks /sitemap.xml and /image-sitemap.xml for inclusion.