Dev tools · alternatives · 2026

24 alternatives to Loadsy

Performance Testing Tool for Any Type of Platform

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Loadsy launched in 2021; newer entries below may have overtaken it.

1
Loado▲160
Performance monitoring for websites that you will love
2023 · loado.dev · its alternatives →
2
Web Load Speed Test▲311
Test your website load speed from 6 locations at once
2017 · its alternatives →
3
Load-test.io▲99
Website load testing made easy
2021 · its alternatives →
4
DebugBear Website Speed Test▲81
Test page speed and get recommendations to improve load time
2023 · debugbear.com · its alternatives →
5
K6 – developer-centric load testing using Go and JavaScript▲101
k6 is an open-source tool and cloud service that makes load testing easy for developers and QA engineers.
2017 · k6.io · its alternatives →
6
Loadero▲68
Load and performance test solution for web based solutions
2023 · loadero.com · its alternatives →
7
Slapdash 1.0 ▲402
Work at the speed of thought
2019 · slapdash.com · its alternatives →
8LA
Loadjitsu – a modern load testing alternative to JMeter▲67
Please meet Loadjitsu, my weekend project, years in the making. Over the years while building different apps and sites, I always felt that I need a modern load testing software.Tools like JMeter, ab are not very easy to use and it seems innovation in load testing which is a crucial part of any software release cycle has been ignored. This is my third attempt at making Loadjitsu, I am so glad that I can finaly release this. A bit more about the software 1. Powered by golang you can run load tests for tens of thousands of connections per second on very average hardware. 2. Cross platform, run…
2022 · loadjitsu.com · its alternatives →
9
Zipy▲339
Debug instantly with session playback and monitoring in one
2022 · zipy.ai · its alternatives →
10
SEO Speed Test▲513
Google & ChatGPT ignore slow pages, check if yours is fast!
2025 · seospeedtest.com · its alternatives →
11
Multiple▲117
Load Testing Built for Developers
2023 · its alternatives →
12
Loader.io▲117
Simple cloud-based load testing for your apps
2014 · loader.io · its alternatives →
13
Loaders▲373
Delightful loading animations for your next project
2022 · uiball.com · its alternatives →
14
LoadForge▲68
LoadForge is a modern, fully featured load testing platform, perfect for your next web application.
2021 · loadforge.com · its alternatives →
15
Load Faster▲142
Site optimization service to make your website damn faster!
2015 · its alternatives →
16
F19n Obtrusive Livetest▲82
Frontend Performance Analysis Tool for Chrome
2018 · github.com · its alternatives →
17AW
A website speed test tool to compare uBlock Origin with plain Chrome▲192
2019 · webtest.app · its alternatives →
18
LoadNinja▲8
Efficient, accurate and actionable load tests
2018 · loadninja.com · its alternatives →
19
Crawly▲234
Uptime, performance, SSL certificate and asset monitoring.
2018 · its alternatives →
20IM
I made a platform to load and performance test API's▲30
I built BuzzBench because I was frustrated with how complex performance testing tools have become. And I was ending up writing my own scripts to test endpoints and manually check out resource usage at the time of testing. Checkout demo: https://www.youtube.com/watch?v=yAnbZMoQvmQ
2025 · buzzbench.io · its alternatives →
21BM
Bucky – Monitoring Client-side Performance▲27
2013 · github.hubspot.com · its alternatives →
22
Website Speed Ranker▲174
Compare how fast your website loads vs your competitors
2015 · comingsoon.markmonitor.com · its alternatives →
23
Slapdash▲177
Fastest way to work across your cloud apps
2019 · slapdash.com · its alternatives →
24
DareBoost▲113
A tool to benchmark your website performance.
2014 · dareboost.com · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →