Practical, up-to-date guides on alt text, WCAG, the EAA and image SEO.
Discover if alt text truly impacts your Google rankings. Learn its role in SEO, accessibility, and how well-crafted alt text can indirectly boost your visibility.
2026-08-23Learn to write effective alt text for charts and graphs. Improve accessibility, boost SEO, and make your data understood by all. Practical tips and examples.
2026-08-16Unlock optimal alt text length for SEO and accessibility. Learn best practices, character limits, and how to write effective alt descriptions with Alta.
2026-08-09Understand how screen readers interpret images and the vital role of alt text for accessibility and SEO. Learn best practices and improve your website for all users.
2026-08-02Discover the top 10 alt text mistakes that are harming your website's SEO and accessibility. Learn how to write effective alt text and improve your search rankings.
2026-07-26Learn when and why to use empty alt text (`alt=""`) for decorative images to boost web accessibility and SEO. Avoid common mistakes and improve user experience.
2026-07-19Confused about alt text, captions, and image titles? Unravel the differences, understand their roles in SEO and accessibility, and learn when to use each for optimal web content.
2026-07-12Struggling with alt text for data-rich infographics? Learn expert strategies for accessibility and SEO, including using AI tools like Alta. Improve your web content now.
2026-07-07Learn how compelling alt text for product photos enhances SEO, accessibility, and user experience, driving conversions. Discover best practices and try Alta's free AI generator.
2026-07-07Learn how to effectively audit your website for missing alt text. Improve SEO, boost accessibility, and enhance user experience with our practical guide.
2026-07-07Master alt text for logos and brand images. Boost accessibility and SEO with practical tips for various scenarios, from site headers to partner badges.
2026-07-07Learn why web accessibility is crucial for small businesses. Understand ADA compliance, lawsuit risks, and practical steps to protect your website and reputation.
2026-07-07Per the W3C's Complex Images guidance, a chart needs a short alt and a long description. Alta writes both — plus an HTML data table of the values it reads off the chart.
The usual complaint about AI alt text is that it describes pixels instead of purpose. Tell Alta what the page is about and it writes to the image's function.
If a label was too small or a value ambiguous, Alta says so instead of inventing it — so your human review goes to the images that need it.
The European Accessibility Act applies since June 2025, and 2026 is the first full year of national supervision — with corrective-action notices already landing.
Google Images drives ~20% of web searches, and AI answer engines lean on alt text to understand what your visuals show.
2.2 billion people live with visual impairment. Alt text makes your content usable for everyone.
Paste a URL into the free checker — it grades every image on the page, then fixes them one click at a time.
Run the free alt text checker →Yes — output is kept under 125 characters, avoids "image of" prefixes, and describes function and content per WCAG 2.2 SC 1.1.1. Complex images additionally get the long description the W3C asks for.
It detects them and returns three things: a short alt for the alt attribute, a long description that transcribes the labels, units and figures, and an HTML data table of the values. Copy the ready-to-paste <figure> snippet and the whole thing is wired up with aria-describedby.
Yes — every AI alt text tool needs a human pass, and Alta is built to make that pass short: it flags what it could not read reliably instead of guessing, and it tells you when an image looks decorative and should get alt="".
No. Images are processed in memory and never stored.
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