loader.io

loader.io
DevOps
Weekend Project

Simple Cloud-based LOAD TESTING

How to Replace loader.io

Overview

loader.io is a FREE load testing service that allows you to stress test your web-apps and APIs with thousands of concurrent connections. It provides a cloud-based platform to simulate connections to applications, monitor tests in real-time, and share results with your team.

Features

14 features across 8 categories

Analytics(1)

Advanced AnalyticsPremium

More in-depth, detailed test results including response times, response codes for each URL, response time and bandwidth histograms

Also in: Hugging Face, Notion, Smartsheet

Collaboration(2)

Results Sharing

Share graphs and statistics with your team anytime, anywhere

Team FeaturesPremium

Team collaboration features for shared access and testing

Also in: Notion, Airtable, Obsidian

Integration(1)

API Integration

Use the API to register your app for testing and integrate load testing into deployment routines

Also in: monday.com, Notion, Airtable

Monitoring(1)

Real-time Monitoring

Monitor tests in real-time and watch the test progress during execution

Performance(1)

Priority LoadersPremium

Priority infrastructure allocation for faster test execution

Also in: Jira Service Management, Hugging Face, WordPress.com

Support(1)

Priority SupportPremium

Priority customer support access

Also in: Obsidian, 1Password, Bitwarden

Testing(6)

Concurrent Connections

Stress test applications with thousands of concurrent connections

Concurrent TestsPremium

Ability to run multiple tests concurrently

Configurable Test Duration

Ability to run tests for specified durations

DNS VerificationPremium

DNS verification capabilities for testing

Multiple Target Hosts

Support for multiple target hosts for testing different applications

Multiple URLs per Test

Test multiple URLs within a single test

User Interface(1)

Web Interface

Use the web-interface to register your app for testing and run load tests

Pricing

Free

Free
  • 10,000 clients per test
  • 1 target host
  • 1 min tests
  • 2 urls per test

Pro

$99.95/mo
  • 100,000 clients per test
  • unlimited target hosts
  • unlimited 10 min tests
  • 10 urls per test
  • Advanced analytics
  • Concurrent tests
  • DNS Verification
  • Team features
  • Priority loaders
  • Priority support

Cost Calculator

Keep Paying loader.io

Monthly$99.95/mo
Yearly$1.2k/yr
5-Year Total$6k

Build It Yourself

Est. Build Time~1 hrs
Hosting$20/mo
DifficultyVery Easy

Total Cost Comparison

1 YearSave $959
SaaS
$1.2k
DIY
$240
3 YearsSave $2.9k
SaaS
$3.6k
DIY
$720
5 YearsSave $4.8k
SaaS
$6k
DIY
$1.2k

DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 14 features at very easy complexity.

Build vs Buy

Should you build a loader.io alternative or buy the subscription? Estimate based on 14 features.

Buy loader.io

Monthly cost$999.5/mo
3-year total$35,982
Time to deployDays

Build Your Own

Better Value
Development cost$12,000
Maintenance$180/mo
3-year total$18,480
Dev time~1 months

Building could save ~$17,502 over 3 years.

Estimates based on 14 features and a BuildScore of 5/5. Actual costs vary.