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Average Ratings 0 Ratings

Total 0 out of 5 stars
ease 0 out of 5 stars
features 0 out of 5 stars
design 0 out of 5 stars
support 0 out of 5 stars

No User Reviews. Be the first to provide a review:

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Description

M-Lab's Speed Test offers in-depth diagnostics of your broadband connection's performance through rapid assessments. Measurement Lab (M-Lab) boasts the largest repository of open Internet performance data worldwide. As a collaboration of research institutions, industry leaders, and public interest groups, M-Lab is committed to fostering an environment for transparent and verifiable measurements of network performance on a global scale. The measurement tools they provide are openly licensed and can be utilized by third parties to create their own client-side measurement applications and verify the underlying source. The data gathered is freely accessible to the public, enabling researchers and others to contribute to a shared pool of network measurement insights. With a distributed infrastructure and an extensive user network, M-Lab supports an open and accountable platform for assessing global network performance. This initiative is essential for public organizations, academic researchers, regulators, and businesses worldwide to gain insights into the Internet's overall health and functionality. Ultimately, the collaborative nature of M-Lab enriches the understanding of broadband performance and fosters innovation in measurement techniques.

Description

PerfDelta is an online platform designed for testing and monitoring website speed, catering particularly to SEO professionals, digital agencies, and internal web development teams. The complimentary test feature allows users to evaluate up to three pages on both mobile and desktop platforms, integrating real-user Core Web Vitals sourced from the Chrome UX Report alongside measurements from Lighthouse labs. Its comprehensive reports enable comparisons between a user’s site and up to two competitors, as well as benchmarks against previously analyzed sites, while also detailing page weight distributions and request timelines, identifying the technologies in use, and providing prioritized recommendations that include estimated savings along with the relevant affected files. For those opting for paid subscriptions, additional features such as scheduled monitoring, performance budgets, email notifications, historical reports, and PDF exports are available; furthermore, Agency and Scale plans also include CSV export options, public dashboards, and a REST API for advanced functionalities. The inclusion of MCP access allows compatible AI agents to request tests and obtain results seamlessly. Clients can benefit from shared reports for performance audits and to assist with ongoing website enhancements, thereby adding value to the overall service.

API Access

Has API No 

API Access

Has API Yes 

Screenshots View All

Screenshots View All

Integrations

ChatGPT No 
Claude No 
Cursor No 
Google PageSpeed Insights No 
Lighthouse No 
Model Context Protocol (MCP) No 
Zapier No 

Integrations

ChatGPT Yes 
Claude Yes 
Cursor Yes 
Google PageSpeed Insights Yes 
Lighthouse Yes 
Model Context Protocol (MCP) Yes 
Zapier Yes 

Pricing Details

No price information available.
Free Trial No 
Free Version Yes 

Pricing Details

€23/month
A free plan is available. The Solo plan costs €23/month net with monthly billing, or €230/year net with annual billing. Higher plans add scheduled monitoring, alerts, report history, exports, and API access.
Free Trial No 
Free Version Yes 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Deployment

Web-Based Yes 
On-Premises No 
iPhone App No 
iPad App No 
Android App No 
Windows No 
Mac No 
Linux No 
Chromebook No 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Customer Support

Business Hours No 
Live Rep (24/7) No 
Online Support Yes 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Types of Training

Training Docs Yes 
Webinars No 
Live Training (Online) No 
In Person No 

Vendor Details

Company Name

M-Lab

Website

speed.measurementlab.net

Vendor Details

Company Name

PerfDelta

Founded

2026

Country

Berlin, Germany

Website

perfdelta.com

Product Features

Product Features

Website Monitoring

Availability Testing No 
Event Logs No 
Event-Based Notifications Yes 
FTP Monitoring No 
Mail Server Monitoring No 
Maintenance Scheduling No 
Performance Metrics Yes 
Real Time Monitoring No 
Transaction Monitoring No 
Uptime Reporting No 

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