Every image, audio, and video — checked for alt text.
Audit all media on a page for missing or empty alternative text, captions, and transcripts — so nothing important is invisible to assistive technology.
Everything you need for accessible media
Real-time media analysis for designers, developers, and QA — no dev-tools digging.
Full media inventory
Lists every image, video, and audio element on the page in one place.
Missing-alt detection
Flags images with no alt attribute, or empty alt that should be described.
Decorative vs informative
Helps you tell genuinely decorative media from content that needs a description.
Caption & transcript checks
Surfaces video and audio that still need captions or transcripts.
From install to answer in seconds
Open on any page
Click the EqualWeb icon in your toolbar while viewing any website you want to check.
Scan all media
Every image, video, and audio element is collected automatically.
Add what’s missing
Spot missing alt text and captions, then fix them with full context.
Manual checking vs. Media Checker
Manual checking
With Media Checker
Built around the success criteria that matter
Media Checker maps to the WCAG criteria for non-text content and time-based media, so your images and media meet what auditors expect.
Free. Forever.
Every EqualWeb checker extension is completely free — no trial, no credit card, no account. Install it and start testing in seconds.
Add to Chrome — FreeNeed full-site compliance?
The free extension catches issues page by page. The EqualWeb platform automates remediation, monitoring, and audits across your entire site — and readers of this page get 10% off.
Questions, answered
Is Media Checker really free?
Yes — 100% free with no trial, license, or account. The full EqualWeb platform is a separate paid product for organizations that need site-wide automation.
Does it send my data anywhere?
No. All analysis runs locally in your browser — the pages you check never leave your machine.
Which browsers are supported?
Chrome and all Chromium-based browsers, including Microsoft Edge, Brave, and Opera.
Do I need to be an accessibility expert?
Not at all. Results are shown in plain language with clear verdicts and the exact WCAG criteria behind them.
What is the 10% discount code for?
It applies to the EqualWeb platform — automated remediation, continuous monitoring, and full audits for teams that need site-wide compliance.
Add Media Checker to Chrome
Free, private, and ready in seconds. Start testing today.