Performance Metrics
Displays system performance metrics (CPU & Memory) directly on the toolbar icon and integrates with DevTools for deeper insights.
As of June 2026, Performance Metrics has 37 users and a 5.00/5 rating from 1 reviews in the Developer Tools category.
Usersup 19.4 percent+19.4%
37
37
Ratingno change0%
5.00
1 reviews
Reviewsno change0%
1
Version
1.2.2
Manifest V3
90-day change · In the last 90 days this extension 1 version update.
History
8 snapshotsTracking since Apr 1, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 1, 2026 | 31 | 5.00 | 1 | 1.2.1 |
| Apr 17, 2026 | 33 | 5.00 | 1 | 1.2.1 |
| Apr 26, 2026 | 35 | 5.00 | 1 | 1.2.1 |
| May 7, 2026 | 29 | 5.00 | 1 | 1.2.1 |
| May 13, 2026 | 34 | 5.00 | 1 | 1.2.1 |
| May 22, 2026 | 30 | 5.00 | 1 | 1.2.1 |
| May 29, 2026 | 42 | 5.00 | 1 | 1.2.2 |
| Jun 11, 2026 | 38 | 5.00 | 1 | 1.2.2 |
| Now | 37 | 5.00 | 1 | 1.2.2 |
Permissions & access
- Permissions
- storagetabsactiveTabsystem.cpusystem.memory
- Host access
- <all_urls>
Screenshots
About
Performance Monitor is a comprehensive development tool that provides real-time insights into web application performance metrics. It helps developers identify bottlenecks and optimize their web applications through detailed monitoring and visualization. Key Features: • FPS (Frames Per Second) monitoring - Track page rendering performance • Memory Usage Analysis - Monitor JS heap usage and memory consumption • Network Activity - Track requests, data transfer, and resource timing • CPU Usage Monitoring - Real-time CPU utilization metrics • DOM Analytics - Monitor DOM elements, nodes, and event listeners • Layout Shift Tracking - Measure Cumulative Layout Shift (CLS) • Resource Timing - Track resource loading performance • Interactive Charts - Visual representation of all metrics • Real-time Updates - Continuous monitoring with 1-second intervals Perfect for: - Web developers optimizing application performance - Performance engineers conducting analysis - QA teams monitoring application behavior - DevOps monitoring production applications The extension integrates seamlessly with Chrome DevTools, providing a dedicated panel for all performance metrics.
Technical
- Version
- 1.2.2
- Manifest
- V3
- Size
- 307KiB
- Min Chrome
- 88
- Languages
- 1
- Featured
- No
Metadata
- ID
- knoccpkihlinjbbegobnaldlkpmhamki
- Developer ID
- ufc44ae2e2087d128ebdf7b99cc61686d
- Developer Email
- [email protected]
- Created
- May 2, 2025
- Last Updated (Store)
- May 16, 2026
- Last Scraped
- Jun 11, 2026
- Support URL
- —
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Data sourced from the Chrome Web Store · last verified Jun 11, 2026.