Monthly visits
Not availableData as of Oct 24, 2026ADAWCAG.org
Check website accessibility issues and track fixes over time

What it does
- Enter a URL to receive page-level accessibility findings and prioritized fix guidance.
- Sign up for site scans, scan history, and scheduled monitoring, with human audits available separately.
Who is it for?
For businesses and developers checking website accessibility against US requirements.
Compare features, prices, and free plans
| Tool | Price | What's free | Best for |
|---|---|---|---|
| AADAWCAG.org | Check site for pricing | A single-page scan is free without signup, an email address, or a credit card. | Check website accessibility issues and track fixes over time |
| AAcceslab | From $5.59/mo | The free plan includes 3 scans per month, with 1 page per scan; Starter costs EUR 4.99/month. | Scan websites for accessibility issues and get suggested fixes |
| 337 Audits | $20 one-time | The free plan includes 3,000 credits for 1 URL and manual audits, without scheduled monitoring. | Audit your website and get alerts when scheduled checks fail |
| HHeronSignal | Check site for pricing | Plans include a 14-day trial with a card required upfront; a separate free site scan needs no signup. | Find website issues in visitor sessions and open a fix for review |
Prices and free limits can change. Check the official site for the latest details.
What should you build next?
See what tools earn, how crowded the market is, and how long a solo build might take. Get a build, wait, or skip verdict, with lessons from successes and failures.
These are sample assessments, not final recommendations. We don't guess at missing revenue, traffic, or build times.
Monthly recurring revenue (USD)
$1,294Data as of Oct 24, 2026Launched
Feb 2026Data as of Oct 24, 2026Founders
Not availableData as of Oct 24, 2026Worth building? Look at the evidence
Higher is better (out of 5)Demand
Room to compete
Edge over free options Estimate
The first 10 returned results for “us website accessibility scanner free” contain 6 confirmed sufficient free tools, deduplicated by domain: sitesmoke.com, testaccessibility.com, wcagtoolkit.com, auditzo.com, publicwebcompliance.com, accessbell.co; 2 tools remain unknown. In this category, 8/19 (42.1%) are free/freemium and 1 have unknown pricing; this Codex search sample is not a live Google ranking.
Can you build it solo? Estimate
Initial assessment: Automated scans and history can use existing testing libraries, but human audit delivery needs specialists.
Finding customers Estimate
Initial assessment: US website accessibility checks have clear regulation-related search intent.
Willingness to pay Estimate
Initial assessment: Businesses and developers need actionable issue records and ongoing monitoring, supporting willingness to pay.
Higher scores mean better prospects. These are sample assessments, not investment advice.