Free Tools
Free UK GDPR Compliance Tools
Practical tools for UK professionals handling personal data. Scan for PII, validate NHS numbers, generate DSAR responses. All tools run entirely in your browser.
UK PII Scanner
Paste any text and instantly detect NHS numbers, National Insurance numbers, postcodes, phone numbers, email addresses, dates of birth, and more.
Open toolNHS Number Validator
Verify any 10-digit number using the official Modulus 11 checksum algorithm. Shows the full calculation breakdown. Confirms format and validity instantly.
Open toolUK Postcode Detector
Find and highlight all UK postcodes in any block of text. Extracts a clean list you can copy. Useful for data audits and document review.
Open toolGDPR Redaction Checklist
24-point interactive checklist covering all PII types, document metadata, and audit requirements. Progress saved in your browser. Print as PDF.
Open toolDSAR Response Template
Generate a UK GDPR-compliant Subject Access Request response letter. Choose full disclosure, partial (with redactions), or no data held. Download as PDF.
Open toolRelated guides
How to Respond to a Subject Access Request (DSAR) in the UK
Timelines, exemptions, redaction requirements, and a free response template.
What Counts as Personal Data Under UK GDPR?
NHS numbers, NIN, postcodes, IP addresses — a practical guide for UK businesses.
Do I Need to Redact NHS Numbers in Documents?
UK GDPR guidance with NHS number validation and practical redaction advice.
How to Redact a PDF Without Uploading It to the Cloud
Local redaction options, tool comparison, and what to avoid.
GDPR Document Redaction for Small Businesses
What to redact, when, and how — without an enterprise compliance budget.