Mask PII in datasets — names, emails, phones, IDs — with consistent fake replacements. Share analytics safely under privacy rules — local processing, free, no signup.
Content reviewed October 2026 · About Toolzum
Generate realistic fake data — names, emails, numbers, addresses — in common formats for testing and demos for demos, seeding, and UI tests.
Generate realistic mock JSON from field specs — names, emails, dates, nested objects. Fill frontends before backends exist — local generation, free, no signup.
Generate realistic fake datasets — users, orders, addresses — for demos and load tests. Fill staging with 10k believable rows — local generation, free, no signup.
Anonymize a single IP address — mask octets or hash for analytics. Share logs without exposing users — local processing, free, no signup.
Scan a PDF for personal data — emails, Indian and international phones, Aadhaar, PAN, cards, UPI IDs, IFSC codes — confirm each PII hit, then redact by burning selections into raster pages with no text layer. Scanned image-only PDFs are refused honestly. Local processing, unlimited saves.
Names, emails, phones, addresses, and ID patterns — replaced with format-valid fakes (not deletions) so joins and tests still run.
Yes — same input always maps to the same fake within a run, preserving relationships for analytics. Regeneration uses fresh mapping.
Properly anonymized (irreversible) data exits GDPR scope; merely pseudonymized data does not. Know which standard your output meets before sharing.
No — masking runs locally in your browser. Source PII never leaves your device.
Email Normalizer
Normalize email addresses by removing dots (Gmail), stripping +tags, and lowercasing. Process multiple emails at once for deduplication and cleaning.
Secret Scanner
Scan text and code for leaked secrets and credentials. Detects Stripe keys, GitHub tokens, Slack tokens, Google API keys, AWS keys, OpenAI keys, JWT tokens, private keys, and config passwords.