input.txt
Safe for AI Apps
Risk: Unknown
Masked output:
Waiting for input...

Remove personal info from LLM, Dataset

MaskCopy runs silently on your desktop, intelligently detecting and masking personal and company information from your LLM, Datasets.

See How It Works
Why MaskCopy

Privacy-first,
zero compromise.

Every time you paste text into an AI tool, you risk exposing sensitive data. MaskCopy stops that leak before it happens.

12+
PII types detected
<5ms
Processing time
100%
Offline — no cloud
$4.99
One-time, no subscription

Names & People

Detects full names, first names, and last names using NLP — even in natural language sentences, not just structured fields.

John Doe → [PERSON_1]

Companies & Orgs

Identifies company names, organisation suffixes (Inc, LLC, Corp), universities, and well-known brand names automatically.

Acme Corp → [COMPANY_1]

Emails & Phones

Regex-powered detection for email addresses and phone numbers in any format — international, with dashes, dots, or parentheses.

j@co.com → [EMAIL_1]

Locations

Catches city/country pairs and location references following prepositions like "in", "from", or "at" in plain text.

New York → [LOCATION_1]

Amounts & Dates

Masks dollar amounts, revenue figures, and full or partial dates — protecting financial and time-sensitive business details.

$1.2M → [AMOUNT_1]

100% Offline

All processing happens locally on your machine. No data is ever sent to a server. Your sensitive text never leaves your device.