Loadster

Cloud-based load testing and synthetic monitoring tool using real browsers and protocol bots.

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Loadster

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Overview

Loadster enables load testing and synthetic monitoring with Playwright, Browser Bots, or Protocol Bots from multiple cloud regions. It supports realistic user journey scripting, real-time metrics, and automatic reporting to identify scalability bottlenecks and ensure site availability.

Last updated: Sep 15, 2026

Key Features

Global Cloud Network

Launch load tests from 32 AWS and GCP cloud regions and monitor from 8 locations worldwide for realistic distributed testing.

Real-Time Metrics and Reporting

View live response times, throughput, errors, and detailed traces during tests, with automatic generation of comprehensive test reports.

Managed Cloud Infrastructure

Fully managed cloud load testing infrastructure eliminates the need for users to install or maintain test environments.

Team Collaboration

Invite team members to create scripts, run tests, and share results, facilitating collaborative performance engineering.

Pros

Supports realistic end-to-end user journey testing with real browsers.
Scales to thousands of concurrent bots from multiple global cloud regions.
Combines load testing and synthetic monitoring using the same scripts.
Provides detailed real-time metrics and automatic test reporting.
Offers flexible pricing with monthly plans and pay-as-you-go fuel units.

Cons

Free account limits tests to 10 bots from a single region and single URL.
Higher fuel consumption for browser and Playwright bots compared to protocol bots.
No explicit mention of integrations with CI/CD or other developer tools.
Some advanced features may require scripting knowledge in JavaScript or Playwright.
Custom and enterprise plans require contacting sales, limiting immediate pricing transparency.

Pricing

Loadster pricing plans
Plan	Price	Highlights
Free Account	$0	50 free fuel units to start Limited to 10 bots per test Bots launched from North America (Any) Single URL load test limit Access to script recording and editing
1K Monthly Fuel Plan	$77	1,000 fuel units per month Fuel rolls over if unused Access to all bot types Load testing and monitoring capabilities Automatic monthly fuel replenishment
5K Monthly Fuel Plan	$317	5,000 fuel units per month Fuel rollover Full platform access Discounted fuel pricing Suitable for frequent load testing
Pay-As-You-Go Fuel	Varies	No subscription required Fuel never expires Purchase fuel units as needed Flexible for infrequent testing Access to all features

Pricing is collected from the official Loadster website and may change. Always confirm with the vendor.

For developers

Multiple Bot Types
Supports Playwright scripts, real headless Chrome Browser Bots, and lightweight Protocol Bots for testing web apps, APIs, and simple sites.
Browser-Based Script Recording
Record test scripts directly in Chrome or Firefox browsers with a free extension for easy creation of realistic user journeys.
Synthetic Monitoring
Continuous 24/7 monitoring of sites and APIs with bots to detect downtime and performance issues before users are affected.
Script Editing and Replay
Edit scripts visually or with JavaScript in the web editor and replay them instantly to validate test scenarios before load testing.

Frequently Asked Questions

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Most recent

No reviews yet. Be the first to share your experience.

Ratings & reviews

No reviews yet. Be the first to share your experience.

Share your experience

Help others decide, your insights matter

Community reviews (0)

Most recent

No reviews yet. Be the first to share your experience.

Key Features

Global Cloud Network

Launch load tests from 32 AWS and GCP cloud regions and monitor from 8 locations worldwide for realistic distributed testing.

Real-Time Metrics and Reporting

View live response times, throughput, errors, and detailed traces during tests, with automatic generation of comprehensive test reports.

Managed Cloud Infrastructure

Fully managed cloud load testing infrastructure eliminates the need for users to install or maintain test environments.

Team Collaboration

Invite team members to create scripts, run tests, and share results, facilitating collaborative performance engineering.

Pros

Supports realistic end-to-end user journey testing with real browsers.
Scales to thousands of concurrent bots from multiple global cloud regions.
Combines load testing and synthetic monitoring using the same scripts.
Provides detailed real-time metrics and automatic test reporting.
Offers flexible pricing with monthly plans and pay-as-you-go fuel units.

Cons

Free account limits tests to 10 bots from a single region and single URL.
Higher fuel consumption for browser and Playwright bots compared to protocol bots.
No explicit mention of integrations with CI/CD or other developer tools.
Some advanced features may require scripting knowledge in JavaScript or Playwright.
Custom and enterprise plans require contacting sales, limiting immediate pricing transparency.

Pricing

Loadster pricing plans
Plan	Price	Highlights
Free Account	$0	50 free fuel units to start Limited to 10 bots per test Bots launched from North America (Any) Single URL load test limit Access to script recording and editing
1K Monthly Fuel Plan	$77	1,000 fuel units per month Fuel rolls over if unused Access to all bot types Load testing and monitoring capabilities Automatic monthly fuel replenishment
5K Monthly Fuel Plan	$317	5,000 fuel units per month Fuel rollover Full platform access Discounted fuel pricing Suitable for frequent load testing
Pay-As-You-Go Fuel	Varies	No subscription required Fuel never expires Purchase fuel units as needed Flexible for infrequent testing Access to all features

Pricing is collected from the official Loadster website and may change. Always confirm with the vendor.

For developers

Multiple Bot Types
Supports Playwright scripts, real headless Chrome Browser Bots, and lightweight Protocol Bots for testing web apps, APIs, and simple sites.
Browser-Based Script Recording
Record test scripts directly in Chrome or Firefox browsers with a free extension for easy creation of realistic user journeys.
Synthetic Monitoring
Continuous 24/7 monitoring of sites and APIs with bots to detect downtime and performance issues before users are affected.
Script Editing and Replay
Edit scripts visually or with JavaScript in the web editor and replay them instantly to validate test scenarios before load testing.

Loadster

Overview

Key Features

Global Cloud Network

Real-Time Metrics and Reporting

Managed Cloud Infrastructure

Team Collaboration

Pros

Cons

Pricing

For developers

Multiple Bot Types

Browser-Based Script Recording

Synthetic Monitoring

Script Editing and Replay

Featured Video

Frequently Asked Questions

Ratings & reviews

Ratings & reviews

Community reviews (0)

Ratings & reviews

Community reviews (0)

Key Features

Global Cloud Network

Real-Time Metrics and Reporting

Managed Cloud Infrastructure

Team Collaboration

Pros

Cons

Pricing

For developers

Multiple Bot Types

Browser-Based Script Recording

Synthetic Monitoring

Script Editing and Replay

Featured Video

Frequently Asked Questions

More in Software Development

Ratings & reviews

Community reviews (0)

More in Software Development