Identify Every Visitor

Stop fraud, detect bots & AI agents, and delight customers. Identify good and bad
visitors with industry-leading accuracy — even if they're anonymous.Stop fraud, detect bots & AI agents, and delight customers. Identify good and bad
visitors with industry-leading accuracy — even if they're anonymous.

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Production accuracy will be higher

Trusted by 6000+ companies of all sizes

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Build safe and
seamless products

The device intelligence platform for visitor intent.
Reduce friction for the good guys. Stop the bad guys.

See all Use Cases
Account Takeover
Identify and block login attempts using stolen credentials while recognizing legitimate users.
Identify and block login attempts using stolen credentials while recognizing legitimate users.
Payment Fraud
Reduce fraudulent transactions and increase legitimate conversions with device intelligence signals.
Reduce fraudulent transactions and increase legitimate conversions with device intelligence signals.
SMS Fraud
Prevent SMS pumping fraud attacks and SIM swapping scams with mobile device intelligence signals.
Prevent SMS pumping fraud attacks and SIM swapping scams with mobile device intelligence signals.
Bot Detection
Detect malicious bots, automation tools, and other sophisticated threats to prevent real-time attacks.
Detect malicious bots, automation tools, and other sophisticated threats to prevent real-time attacks.
Visitor ID_
Et9Ipke6WRQIDdtH4suY
Suspect Score_
1
Geolocation_
Lima, Peru
VPN_
Not Detected
Browser Tampering_
Not Detected
Incognito_
Not Detected
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The internet's most
accurate visitor identifier

Industry-leading accuracy that lasts for months
or years, even when cookies are cleared.

Learn More
0
30
60
90
120
Accuracy dropoffdays after initial identification
0 days
Fingerprint-0.0%
Competitors-0.0%

Any browser, any device.

Identify returning web and mobile app visitors on all browsers, iOS, and Android, with exceptional accuracy.

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Identify all anonymous visitors.

Get details on suspicious visitors even when VPN, incognito mode, or a tampered browser or device is used.

Delight your trusted users.

Personalize user experience and reduce 2FA and OTP requirements by identifying logged-out users.

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Fight fraud with Fingerprint

See how our customers stop fraud in real time for real results.

See all Case Studies

Fingerprint helps Booking.com stop fraud while building customer trust.

Fingerprint provides clear device-level signals we can use to prevent fraud and reduce losses, while also enabling smoother customer journeys. It acts as fraud detector and a trust enabler.

Andreas Zodhiates

Head of Payment Fraud
@ Booking.com

Enterprise

fingerprint.com
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The original
fingerprinting library

Over 100 bleeding-edge signals,
built by our world-class
research team.
So powerful, our competitors use
Fingerprint open-source under the hood.

Star
27K+

{}

response.json

VPN Detection

IP Geolocation

High-activity Device

Raw Device Attributes

IP Blocklist Matching

Tampering Detection

Browser Bot
Detection

Privacy-focused
Settings

{"loading": true}

API and webhooks

Request API Key

SDKs and libraries

Check out the SDKs

Integrations

Explore integrations

$1 Billion +

in fraud losses prevented in the last 12 months_

7 Billion +

unique browsers and mobile devices identified annually_

80 Million +

real-time device intelligence API events processed per day _

Identify your web and
mobile traffic in minutes

Collect visitor IDs and signals instantly for free,
or reach out to our team for a demo.