Amazon KDP EPUB Validator & Kindle Checker
Inspect EPUB files 100% locally for Amazon KDP compliance: OPF container, table of contents (NCX/NAV), cover resolution, and formatting issues.
Utility
EPUB E-Book für Amazon KDP & Kindle validieren
Überprüft mimetype, OPF-Paket, Inhaltsverzeichnis (NCX/NAV), Cover-Auflösung & HTML/CSS-Reflow-Kompatibilität direkt im Browser.
How it works
Simply upload your file using the dropzone above. Our cloud-based processing engine will handle the heavy lifting and provide you with a high-quality result in seconds.
Safe & Secure
Your privacy is our priority. Files are processed over encrypted connections and automatically deleted from our servers after 2 hours.