PII Detector Online - Free Browser Tool

Text to scanCSV188bytes

Email1

Phone1

Credit card1

SSN1

IPv41

Type	Value	Position
Email	jane.doe@example.com	char 45
Phone	555-123-4567	char 74
Credit card	4111 1111 1111 1111	char 96
SSN	123-45-6789	char 148
IPv4	192.168.1.42	char 175

Tip: use samples, upload, copy, download, and send-to actions inside the workspace where available.

What is PII Detector?

PII Detector is a free, browser-based tool that helps you understand a dataset at a glance. Scan tables and text for likely PII. It's built for speed and privacy: Everything runs locally in your browser — your data is never uploaded to a server. No sign-up, no installs, and no daily limits.

How to use PII Detector

1Paste your data or drop a file (CSV or JSON).
2Read the generated summary — types, counts, distributions, and any issues found.
3Export the report, or send the data to another tool to act on the findings.

Features

Per-column types, nulls, uniques, and stats
Spot data-quality issues fast
100% client-side — no upload, fully private
Free with no account, no watermark, and no daily limit
Works on large inputs, limited only by your device's memory
Load a sample, then copy, download, or share your result

Common uses

Scrubbing sensitive fields before sharing a sample
Quick one-off analyzer jobs without opening a heavy app
Preparing data before importing it elsewhere
Sharing a reproducible result with a teammate via a link

Frequently asked questions

How do I use PII Detector?: Paste or drop your data into the workspace, adjust the options to fit your data, then copy or download the result. Scan tables and text for likely PII.
Is my data uploaded or stored anywhere?: No. Everything runs locally in your browser — your data is never uploaded to a server. Nothing is sent to a server, so it's safe to use with private or sensitive data.
Is PII Detector free?: Yes — it's completely free with no account, no sign-up, no watermark, and no daily usage limits.
What's the maximum file size?: There's no hard limit imposed by the tool. Because processing happens in your browser, the practical ceiling is your device's available memory — most everyday files work instantly.
Do I need to install anything?: No installs and no extensions — it runs entirely in your web browser and even works offline once the page has loaded.

Type

Value

Position

jane.doe@example.com

char 45

Phone

555-123-4567

char 74

Credit card

4111 1111 1111 1111

char 96

SSN

123-45-6789

char 148

IPv4

192.168.1.42

char 175

Frequently asked questions

How do I use PII Detector?

Paste or drop your data into the workspace, adjust the options to fit your data, then copy or download the result. Scan tables and text for likely PII.

Is my data uploaded or stored anywhere?

No. Everything runs locally in your browser — your data is never uploaded to a server. Nothing is sent to a server, so it's safe to use with private or sensitive data.

Is PII Detector free?

Yes — it's completely free with no account, no sign-up, no watermark, and no daily usage limits.

What's the maximum file size?

There's no hard limit imposed by the tool. Because processing happens in your browser, the practical ceiling is your device's available memory — most everyday files work instantly.

Do I need to install anything?

No installs and no extensions — it runs entirely in your web browser and even works offline once the page has loaded.