Content SEO
Reading time, Flesch-Kincaid, content brief, alt-text audit, passive voice — the writing layer of SEO.
5 tools · sorted by popularity
Reading Time Estimator
Estimate how long an article takes to read at the WPM of your choice. Defaults to 220 wpm (average adult).
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Flesch-Kincaid Readability Checker
Calculate Flesch reading ease (0–100) and grade level for any text. Aim for 8th grade or lower for general audiences.
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Content Brief Builder (SEO Brief Template)
Generate a structured content brief from a target keyword: title options, outline, entity list, internal-link reminders.
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Alt-Text Auditor (HTML <img> Audit)
Paste HTML — instantly find images with missing, empty, too-long or too-short alt attributes. Accessibility + image SEO.
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Passive-Voice Detector
Paste text — get a list of sentences flagged for passive voice. Aim for under 10% passive in body copy.
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