Normalize email addresses by removing dots (Gmail), stripping +tags, and lowercasing. Process multiple emails at once for deduplication and cleaning. Everything runs locally in your browser — nothing is uploaded.
Validate email addresses for correct format, disposable domains, and MX record existence. Everything runs locally in your browser — nothing is uploaded.
Lint HTML for missing DOCTYPE, unclosed tags, and unexpected closing tags. Paste your HTML and get instant feedback.
Anonymize emails, phone numbers, and IP addresses in text by replacing them with placeholders.
Clean CSV data by trimming whitespace, removing empty rows, deduplicating, and applying column-aware transforms (email lowercasing, phone digit-stripping, note normalizing). Everything runs locally in your browser — nothing is uploaded.
Reduce file size of multiple PDFs at once by compressing images and removing metadata. Law firms preparing document batches for email. Everything runs locally in your browser — nothing is uploaded.
Lowercasing the domain, removing dots from Gmail addresses (before @), stripping +tags, and trimming whitespace.
Gmail ignores dots in the local part. john.doe@gmail.com and johndoe@gmail.com are the same inbox. This helps deduplicate.
Yes. Paste a list of emails (one per line or comma-separated) and all will be normalized in batch.
Gmail-specific rules (dot removal, +tag stripping) are applied only to Gmail/Googlemail addresses. Other providers get standard normalization.
No. All normalization happens locally in your browser. No email data is transmitted or stored.
Email Validator
Validate email addresses for correct format, disposable domains, and MX record existence. Everything runs locally in your browser — nothing is uploaded.
CSV Data Cleaner
Clean CSV data by trimming whitespace, removing empty rows, deduplicating, and applying column-aware transforms (email lowercasing, phone digit-stripping, note normalizing). Everything runs locally in your browser — nothing is uploaded.