Free check
See what's broken. Free, findings and all.
Drop it here, or
.epub up to 3 GB · we tell you within seconds if the file won't work
1.We validate the structure first, so a wrong file fails in seconds, not after the upload.
2.Accessibility checks and image analysis run - usually under a minute on this build.
3.You get every finding in plain words, free. Fixing is where pricing starts.
Your file, plainly: on this private build it stays on this computer, is read only to produce the report, and is deleted the moment the check finishes. The full answers →