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Clarity

Microsoft

Heatmaps & Session Replay
monitor Exposure
vbbf9618b
A free behavior analytics tool that helps website owners understand user interactions through session replays and heatmaps.
Updated 10/16/2026
https://scripts.clarity.ms/0.8.75-beta/clarity.js
Exposure Score
92

Recorded Observations

7

For this resource version

File Size

73.44 KB

Download size

Load Time

931.59ms

Network latency

Execution Time

0.00ms

Runtime performance

Version Telemetry

Version Timeline

Visual representation of each version's active period

Metrics Over Time

Security score, performance score, and file size trends

0255075100vbbf9Normalized ScoreVersion
Security Score
Performance Score
File Size (KB)

Uptime History

Average response time over time

Version History Details

Detailed information for each version

vbbf9618bLatest
Span: 7 days
Score: 85
Size: 73.44 KB

Exposure & Risks

Security Score

Overall Security85 / 100
Exposure Levelmonitor

Risk Assessment

Critical Risks0
Total Observations1

Exposure Status

Monitor
Moderate behavioral concerns, review and mitigation advised.

Behavioral Concerns

No Known Security Risks

Our telemetry scan did not detect any immediate behavioral security risks for this resource.

Security Observations

Security-related findings from analysis

No security observations recorded for this version

Privacy & Data Flow

Data Collection

Cookies and local storage used by this script

Cookies

_clck1 year
Used to store a unique Clarity user ID, enabling Clarity to link all visits by the same user to a single user ID.
_clsk1 day
Used to store the current session ID, enabling Clarity to link all page views in a session to a single session ID.
CLID1 year
Identifies a Clarity user across sessions and devices.
_clarity_bad_script30 minutes
Indicates if the Clarity script failed to load previously, used for internal debugging and reporting.

Local Storage

clarity_js_trace
Stores tracing information for script debugging and performance monitoring.
clarity_script_tag
Stores details about the loaded script tag, such as version and configuration.
clarity_client_id
Stores a unique identifier for the client (browser instance) to ensure consistent tracking across sessions.

Third-party Connections

External domains this script connects to

No external connections detected

Permissions Required

Browser permissions and capabilities used

No special browser permissions required.

Privacy Observations

Privacy-related findings from analysis

No privacy observations recorded for this version

Technical & Performance Analytics

Load Performance

File Size73.44 KB
Load Time931.59ms

Runtime Performance

Execution Time0.00ms
Network Requests0

Impact Assessment

Good
Minimal performance impact on page load

Performance Observations

Performance-related findings from analysis

No performance observations recorded for this version

Global Variables

Variables added to the global scope

No global variables detected

Event Listeners

Events this script listens for

No event listeners detected

Browser API Access

APIs and browser features accessed by this script

No API access detected

Technical Details

Compressed
Yes
CDN Delivery
Yes
Recorded Observations
7
Is Mirror
No
Network Requests
0
Resource Hash
bbf9618bccad77d887a3a466bea3550eeaaa14881a6e0ed64669042c7c595730

AI Insights & Alternatives

Description

A comprehensive overview of this resource

Microsoft Clarity is a powerful, free analytics tool designed to help website owners gain insights into how users interact with their websites. It records user sessions, allowing you to watch replays of user behavior, including mouse movements, clicks, and scrolling. Additionally, it generates heatmaps for clicks, scrolls, and areas of interest, providing visual representations of user engagement on different pages. The script runs asynchronously in the browser, collecting data on user interactions without significantly impacting page performance. It processes this data to offer visual insights, helping identify usability issues, popular content, and conversion bottlenecks. Clarity integrates easily by adding a small JavaScript snippet to a website. It aims to provide comprehensive behavior analytics to optimize website design and improve user experience.

Key Features

Core functionalities and capabilities of this resource

  • Session Recording
  • Heatmaps
  • User Behavior Analytics
  • Instant Replays
  • Insights
  • Conversion Optimization

Alternatives

Similar libraries you might consider

Hotjar
FullStory
Crazy Egg

Documentation & Resources

Official Documentation